697
FNUS51 KLWX 201832
FWFLWX
FIRE WEATHER PLANNING FORECAST FOR W AND CTL MD
..E WV...N VA
DC
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
232 PM EDT WED MAY 20 2026
DISCUSSION
A STRONG COLD FRONT WILL BRING WIDESPREAD SHOWERS AND POTENTIALLY
SEVERE THUNDERSTORMS TO THE AREA TODAY INTO THURSDAY. BEHIND THIS
FRONT, HIGH TEMPERATURES DROP BY 25 TO 30 DEGREES WITH CONTINUED
RAIN CHANCES INTO THE UPCOMING HOLIDAY WEEKEND AS THE FRONT STALLS
NEARBY.
VAZ054-210800-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-
INCLUDING THE CITIES OF REAGAN NATIONAL AIRPORT, ARLINGTON,
BALLSTON, BARCROFT, CHERRYDALE, RIVERCREST, AND ROSSLYN
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 90 60 80
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 59 (-12) 67 (-29) 54 63
RH % (24H TREND) 90 (+3) 75 (+40) 99 77
WIND 20FT/EARLY(MPH) N 8 N 10 G17 NE 8 NE 9
WIND 20FT/LATE(MPH) N 6 NE 11 NE 7 E 10
PRECIP AMOUNT 0.09 0.15 0.04 0.13
PRECIP DURATION 5 7 2 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2160 2590
TRANSPORT WND (MPH) NE 16 E 16
VENT RATE (KT-FT) 30240 36260
MAX ADI EARLY 40 FAIR 36 FAIR 30 FAIR 35 FAIR
MAX ADI LATE 10 POOR 36 FAIR 14 GEN POOR 47 GEN GOOD
MAX LVORI EARLY 4 5 5 6
MAX LVORI LATE 5 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
VAZ055-210800-
STAFFORD-
INCLUDING THE CITIES OF ARKENDALE, GARRISONVILLE, SHILOH,
WIDEWATER, BROOKFIELD, FALMOUTH, AND GLENDIE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 80 80 90
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 60 (-11) 70 (-27) 51 63
RH % (24H TREND) 100 (+23) 67 (+36) 100 82
WIND 20FT/EARLY(MPH) N 7 N 8 G17 NE 8 NE 8
WIND 20FT/LATE(MPH) LGT/VAR NE 10 NE 6 NE 10
PRECIP AMOUNT 0.08 0.07 0.13 0.14
PRECIP DURATION 4 6 5 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2040 2010
TRANSPORT WND (MPH) NE 17 E 14
VENT RATE (KT-FT) 30600 24120
MAX ADI EARLY 54 GEN GOOD 36 FAIR 26 FAIR 34 FAIR
MAX ADI LATE 8 POOR 36 FAIR 8 POOR 34 FAIR
MAX LVORI EARLY 4 6 6 8
MAX LVORI LATE 6 3 8 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
NORTHEAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTH WINDS AROUND 5 MPH.
VAZ056-210800-
SPOTSYLVANIA-
INCLUDING THE CITY OF FREDERICKSBURG
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 80 80 90
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 60 (-11) 71 (-26) 51 63
RH % (24H TREND) 100 (+28) 66 (+39) 100 82
WIND 20FT/EARLY(MPH) NW 7 N 7 NE 8 NE 7
WIND 20FT/LATE(MPH) LGT/VAR N 10 NE 6 NE 9
PRECIP AMOUNT 0.07 0.07 0.14 0.15
PRECIP DURATION 3 4 6 12
PRECIP BEGIN 6 PM 6 AM CONTINUING CONTINUING
PRECIP END 5 AM CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2060 1780
TRANSPORT WND (MPH) NE 16 NE 14
VENT RATE (KT-FT) 28840 21360
MAX ADI EARLY 111 VERY GOOD34 FAIR 31 FAIR 29 FAIR
MAX ADI LATE 7 POOR 41 GEN GOOD 8 POOR 29 FAIR
MAX LVORI EARLY 4 7 6 8
MAX LVORI LATE 7 3 8 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
60S. NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S.
NORTH WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. EAST WINDS AROUND 5 MPH.
VAZ057-210800-
KING GEORGE-
INCLUDING THE CITIES OF ROLLINS FORK AND DAHLGREN
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 70 70 90
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 62 (-11) 71 (-26) 52 63
RH % (24H TREND) 100 (+31) 65 (+36) 100 81
WIND 20FT/EARLY(MPH) NW 7 NE 7 G17 NE 9 NE 9
WIND 20FT/LATE(MPH) LGT/VAR NE 11 NE 7 NE 11
PRECIP AMOUNT 0.11 0.07 0.13 0.10
PRECIP DURATION 3 3 6 12
PRECIP BEGIN 6 PM 8 AM CONTINUING CONTINUING
PRECIP END 5 AM CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2220 2110
TRANSPORT WND (MPH) NE 17 E 16
VENT RATE (KT-FT) 33300 29540
MAX ADI EARLY 58 GEN GOOD 37 FAIR 30 FAIR 31 FAIR
MAX ADI LATE 6 VERY POOR 36 FAIR 9 POOR 33 FAIR
MAX LVORI EARLY 4 7 5 8
MAX LVORI LATE 7 3 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. NORTHEAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
NORTH WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 60S. HIGHS AROUND 80. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WVZ502-210800-
EASTERN GRANT-
INCLUDING THE CITIES OF CABINS, KLINE GAP, LANDES, MASONVILLE,
PETERSBURG, SEYMOURVILLE, AND WELTON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 100 50 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 54 (-11) 65 (-24) 50 63
RH % (24H TREND) 100 (+6) 75 (+34) 100 76
WIND 20FT/EARLY(MPH) N 6 NE 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 7 LGT/VAR E 7
PRECIP AMOUNT 0.30 0.56 0.05 0.19
PRECIP DURATION 5 10 2 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1570 1990
TRANSPORT WND (MPH) NE 10 E 12
VENT RATE (KT-FT) 14130 19900
MAX ADI EARLY 50 GEN GOOD 18 GEN POOR 13 GEN POOR 24 FAIR
MAX ADI LATE 4 VERY POOR 21 FAIR 4 VERY POOR 28 FAIR
MAX LVORI EARLY 4 6 5 7
MAX LVORI LATE 6 5 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTH WINDS AROUND 5 MPH.
WVZ503-210800-
WESTERN MINERAL-
INCLUDING THE CITIES OF PIEDMONT AND SULPHUR CITY
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 100 40 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 51 (-15) 61 (-22) 48 60
RH % (24H TREND) 100 (+17) 77 (+23) 100 80
WIND 20FT/EARLY(MPH) NW 8 NE 6 E 6 E 8
WIND 20FT/LATE(MPH) LGT/VAR E 8 E 5 E 11
PRECIP AMOUNT 0.15 0.46 0.03 0.24
PRECIP DURATION 6 8 1 10
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 5 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1580 2100
TRANSPORT WND (MPH) E 12 E 17
VENT RATE (KT-FT) 15800 31500
MAX ADI EARLY 52 GEN GOOD 18 GEN POOR 18 GEN POOR 38 FAIR
MAX ADI LATE 7 POOR 22 FAIR 8 POOR 41 GEN GOOD
MAX LVORI EARLY 5 6 5 7
MAX LVORI LATE 6 5 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. WARMER. LOWS IN
THE LOWER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 10 TO
15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WVZ504-210800-
EASTERN MINERAL-
INCLUDING THE CITIES OF ANTIOCH, KEYSER, NEW CREEK, RIDGEVILLE,
RUSSELLDALE, HEADSVILLE, AND FORT ASHBY
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 100 40 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 53 (-14) 62 (-26) 50 61
RH % (24H TREND) 100 (+15) 73 (+27) 100 78
WIND 20FT/EARLY(MPH) NW 7 NE 5 LGT/VAR E 5
WIND 20FT/LATE(MPH) LGT/VAR NE 7 LGT/VAR E 8
PRECIP AMOUNT 0.17 0.48 0.02 0.21
PRECIP DURATION 6 8 1 9
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 5 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1980 2510
TRANSPORT WND (MPH) E 9 E 14
VENT RATE (KT-FT) 15840 30120
MAX ADI EARLY 42 GEN GOOD 20 GEN POOR 17 GEN POOR 35 FAIR
MAX ADI LATE 6 VERY POOR 23 FAIR 4 VERY POOR 40 FAIR
MAX LVORI EARLY 4 6 5 7
MAX LVORI LATE 6 5 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
WVZ505-210800-
WESTERN PENDLETON-
INCLUDING THE CITY OF RIVERTON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 100 60 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 52 (-11) 64 (-17) 46 60
RH % (24H TREND) 100 (+9) 78 (+31) 100 79
WIND 20FT/EARLY(MPH) NW 7 LGT/VAR E 6 E 6
WIND 20FT/LATE(MPH) LGT/VAR NE 8 LGT/VAR SE 9
PRECIP AMOUNT 0.28 0.71 0.11 0.14
PRECIP DURATION 6 10 3 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1290 1500
TRANSPORT WND (MPH) E 12 SE 16
VENT RATE (KT-FT) 12900 21000
MAX ADI EARLY 61 GOOD 15 GEN POOR 13 GEN POOR 23 FAIR
MAX ADI LATE 4 VERY POOR 17 GEN POOR 8 POOR 30 FAIR
MAX LVORI EARLY 5 9 6 7
MAX LVORI LATE 7 5 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
WVZ501-210800-
WESTERN GRANT-
INCLUDING THE CITIES OF BEECHWOOD, WILSONIA, AND BAYARD
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 100 40 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 51 (-13) 60 (-21) 47 59
RH % (24H TREND) 100 (+12) 82 (+28) 100 83
WIND 20FT/EARLY(MPH) NW 8 G17 E 5 E 7 E 8 G19
WIND 20FT/LATE(MPH) LGT/VAR E 8 E 5 SE 11 G19
PRECIP AMOUNT 0.21 0.51 0.04 0.23
PRECIP DURATION 6 9 1 12
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 6 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1320 1610
TRANSPORT WND (MPH) E 12 SE 16
VENT RATE (KT-FT) 13200 22540
MAX ADI EARLY 41 GEN GOOD 17 GEN POOR 15 GEN POOR 28 FAIR
MAX ADI LATE 5 VERY POOR 19 GEN POOR 8 POOR 30 FAIR
MAX LVORI EARLY 5 7 6 7
MAX LVORI LATE 6 5 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. WARMER. LOWS IN
THE MID 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE MID 70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ507-210800-
NORTHWEST HARFORD-
INCLUDING THE CITIES OF BYNUM, HICKORY, BEL AIR, AND FALLSTON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 60 90 0 60
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 52 (-17) 62 (-30) 50 63
RH % (24H TREND) 96 (+4) 80 (+36) 99 66
WIND 20FT/EARLY(MPH) NW 8 N 10 G17 NE 6 E 9 G17
WIND 20FT/LATE(MPH) N 7 NE 10 LGT/VAR E 11
PRECIP AMOUNT 0.28 0.22 0.00 0.05
PRECIP DURATION 7 8 4
PRECIP BEGIN 6 PM CONTINUING 8 AM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 1820 3770
TRANSPORT WND (MPH) NE 14 E 16
VENT RATE (KT-FT) 21840 52780
MAX ADI EARLY 29 FAIR 33 FAIR 24 FAIR 42 GEN GOOD
MAX ADI LATE 12 POOR 31 FAIR 7 POOR 46 GEN GOOD
MAX LVORI EARLY 6 5 6 6
MAX LVORI LATE 5 4 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. EAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER
70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ506-210800-
CENTRAL AND SOUTHEAST HOWARD-
INCLUDING THE CITIES OF CLARKSVILLE, COLUMBIA, SIMPSONVILLE,
HISTORIC ELLICOTT CITY, AND WOODSTOCK
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 40 70
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 54 (-16) 64 (-30) 51 63
RH % (24H TREND) 98 (+13) 78 (+39) 100 71
WIND 20FT/EARLY(MPH) N 9 NE 10 NE 8 E 9 G17
WIND 20FT/LATE(MPH) N 6 NE 10 NE 5 E 12 G19
PRECIP AMOUNT 0.12 0.22 0.03 0.14
PRECIP DURATION 7 7 1 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 2060 3200
TRANSPORT WND (MPH) NE 16 E 16
VENT RATE (KT-FT) 28840 44800
MAX ADI EARLY 31 FAIR 31 FAIR 28 FAIR 38 FAIR
MAX ADI LATE 12 POOR 32 FAIR 8 POOR 40 FAIR
MAX LVORI EARLY 6 5 6 6
MAX LVORI LATE 6 4 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND
80. NORTHWEST WINDS AROUND 5 MPH.
MDZ508-210800-
SOUTHEAST HARFORD-
INCLUDING THE CITIES OF HARFORD FURNACE, ABINGDON, EDGEWOOD,
MAGNOLIA, ABERDEEN, CARSINS, AND CHURCHVILLE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 20 60
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 54 (-16) 66 (-27) 50 66
RH % (24H TREND) 98 (+3) 75 (+32) 99 62
WIND 20FT/EARLY(MPH) NW 9 G17 NE 10 G18 NE 7 E 9 G19
WIND 20FT/LATE(MPH) N 7 NE 10 LGT/VAR E 12 G20
PRECIP AMOUNT 0.25 0.21 0.03 0.05
PRECIP DURATION 6 7 0 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 10 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 2090 3920
TRANSPORT WND (MPH) NE 16 E 15
VENT RATE (KT-FT) 29260 50960
MAX ADI EARLY 17 GEN POOR 33 FAIR 25 FAIR 42 GEN GOOD
MAX ADI LATE 13 GEN POOR 32 FAIR 8 POOR 44 GEN GOOD
MAX LVORI EARLY 6 5 6 6
MAX LVORI LATE 6 4 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.
NORTHEAST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND
80. NORTHWEST WINDS AROUND 5 MPH.
MDZ501-210800-
EXTREME WESTERN ALLEGANY-
INCLUDING THE CITIES OF FROSTBURG, LA VALE, REYNOLDS,
AND WESTERNPORT
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 90 50 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 50 (-17) 61 (-22) 48 60
RH % (24H TREND) 100 (+15) 73 (+18) 100 78
WIND 20FT/EARLY(MPH) NW 9 G17 NE 6 E 6 E 7
WIND 20FT/LATE(MPH) LGT/VAR NE 8 LGT/VAR E 11 G19
PRECIP AMOUNT 0.14 0.46 0.01 0.25
PRECIP DURATION 6 8 1 6
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 5 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1850 2340
TRANSPORT WND (MPH) E 10 SE 17
VENT RATE (KT-FT) 16650 35100
MAX ADI EARLY 47 GEN GOOD 17 GEN POOR 19 GEN POOR 41 GEN GOOD
MAX ADI LATE 6 VERY POOR 23 FAIR 7 POOR 44 GEN GOOD
MAX LVORI EARLY 5 6 5 6
MAX LVORI LATE 6 5 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 40S. HIGHS AROUND 60. SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. WARMER. LOWS IN
THE LOWER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 10 TO
15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ503-210800-
NORTHWEST MONTGOMERY-
INCLUDING THE CITIES OF BOYDS AND GERMANTOWN
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 100 40 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 54 (-14) 63 (-30) 51 62
RH % (24H TREND) 100 (+9) 83 (+42) 100 77
WIND 20FT/EARLY(MPH) N 8 G17 N 10 G17 NE 7 E 8 G17
WIND 20FT/LATE(MPH) N 6 NE 11 LGT/VAR E 11
PRECIP AMOUNT 0.19 0.26 0.03 0.21
PRECIP DURATION 6 10 1 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 10 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 1760 2910
TRANSPORT WND (MPH) NE 15 E 15
VENT RATE (KT-FT) 22880 37830
MAX ADI EARLY 12 POOR 30 FAIR 25 FAIR 35 FAIR
MAX ADI LATE 12 POOR 29 FAIR 7 POOR 43 GEN GOOD
MAX LVORI EARLY 5 5 6 7
MAX LVORI LATE 6 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
MDZ502-210800-
CENTRAL AND EASTERN ALLEGANY-
INCLUDING THE CITIES OF CUMBERLAND, ELLERSLIE, BRADY, RAWLINGS,
AND MCCOOLE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 100 30 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 51 (-16) 62 (-26) 50 62
RH % (24H TREND) 100 (+13) 70 (+21) 98 77
WIND 20FT/EARLY(MPH) N 8 NE 7 LGT/VAR E 6
WIND 20FT/LATE(MPH) LGT/VAR NE 7 LGT/VAR E 9
PRECIP AMOUNT 0.11 0.44 0.01 0.19
PRECIP DURATION 6 8 1 6
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 4 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2100 2600
TRANSPORT WND (MPH) E 9 E 15
VENT RATE (KT-FT) 16800 33800
MAX ADI EARLY 41 GEN GOOD 21 FAIR 19 GEN POOR 39 FAIR
MAX ADI LATE 6 VERY POOR 27 FAIR 4 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 4 6 5 6
MAX LVORI LATE 6 5 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. WARMER. LOWS IN
THE LOWER 50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
MDZ505-210800-
NORTHWEST HOWARD-
INCLUDING THE CITIES OF LISBON, POPLAR SPRINGS, WATERSVILLE,
GLENELG, GLENWOOD, WEST FRIENDSHIP, AND DAYTON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 100 30 80
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 54 (-15) 63 (-29) 51 62
RH % (24H TREND) 99 (+12) 83 (+40) 99 75
WIND 20FT/EARLY(MPH) N 9 NE 10 NE 7 E 9 G17
WIND 20FT/LATE(MPH) N 6 NE 11 LGT/VAR E 12
PRECIP AMOUNT 0.19 0.23 0.02 0.16
PRECIP DURATION 7 8 1 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 10 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 1710 3150
TRANSPORT WND (MPH) NE 13 E 16
VENT RATE (KT-FT) 18810 44100
MAX ADI EARLY 20 GEN POOR 30 FAIR 26 FAIR 35 FAIR
MAX ADI LATE 11 POOR 31 FAIR 8 POOR 39 FAIR
MAX LVORI EARLY 6 5 6 6
MAX LVORI LATE 6 4 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS AROUND 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ504-210800-
CENTRAL AND SOUTHEAST MONTGOMERY-
INCLUDING THE CITIES OF FOUR CORNERS, SILVER SPRING, GLENMONT,
BETHESDA, GAITHERSBURG, ASPEN HILL, AND ROCKVILLE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 50 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 56 (-13) 65 (-29) 52 63
RH % (24H TREND) 97 (+10) 78 (+40) 99 75
WIND 20FT/EARLY(MPH) N 8 NE 10 NE 8 E 9 G17
WIND 20FT/LATE(MPH) N 6 NE 11 NE 6 E 11
PRECIP AMOUNT 0.13 0.22 0.03 0.16
PRECIP DURATION 6 8 1 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 2020 2830
TRANSPORT WND (MPH) NE 15 E 16
VENT RATE (KT-FT) 26260 39620
MAX ADI EARLY 21 FAIR 32 FAIR 28 FAIR 34 FAIR
MAX ADI LATE 12 POOR 33 FAIR 8 POOR 37 FAIR
MAX LVORI EARLY 5 5 6 6
MAX LVORI LATE 5 4 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
MDZ006-210800-
NORTHERN BALTIMORE-
INCLUDING THE CITIES OF RANDALLSTOWN, LONG GREEN, GLYNDON,
REISTERSTOWN, OWINGS MILLS, COCKEYSVILLE, AND TIMONIUM
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 90 20 70
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 52 (-17) 62 (-30) 50 63
RH % (24H TREND) 98 (+10) 80 (+36) 97 68
WIND 20FT/EARLY(MPH) NW 8 N 10 G17 NE 7 E 9 G17
WIND 20FT/LATE(MPH) N 7 NE 10 LGT/VAR E 11
PRECIP AMOUNT 0.23 0.23 0.02 0.07
PRECIP DURATION 7 8 0 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 10 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 1780 3490
TRANSPORT WND (MPH) NE 13 E 16
VENT RATE (KT-FT) 19580 48860
MAX ADI EARLY 28 FAIR 31 FAIR 26 FAIR 41 GEN GOOD
MAX ADI LATE 12 POOR 30 FAIR 7 POOR 48 GEN GOOD
MAX LVORI EARLY 6 5 6 6
MAX LVORI LATE 5 4 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60. EAST
WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 50S.
HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ005-210800-
CARROLL-
INCLUDING THE CITIES OF ELDERSBURG, GAMBER, AND WESTMINSTER
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 100 20 70
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 52 (-17) 62 (-29) 50 63
RH % (24H TREND) 98 (+11) 81 (+35) 96 72
WIND 20FT/EARLY(MPH) N 8 N 10 NE 7 E 9 G17
WIND 20FT/LATE(MPH) N 7 NE 10 LGT/VAR E 11
PRECIP AMOUNT 0.30 0.27 0.02 0.11
PRECIP DURATION 6 9 0 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 10 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 1830 3340
TRANSPORT WND (MPH) NE 13 E 16
VENT RATE (KT-FT) 20130 46760
MAX ADI EARLY 30 FAIR 29 FAIR 27 FAIR 40 FAIR
MAX ADI LATE 12 POOR 29 FAIR 7 POOR 46 GEN GOOD
MAX LVORI EARLY 5 5 6 6
MAX LVORI LATE 5 4 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60. EAST
WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ004-210800-
FREDERICK-
INCLUDING THE CITIES OF FREDERICK, BALLENGER CREEK, BUCKEYSTOWN,
AND PARK MILLS
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 100 20 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 51 (-18) 63 (-28) 51 63
RH % (24H TREND) 100 (+13) 81 (+35) 97 76
WIND 20FT/EARLY(MPH) N 8 NE 10 NE 7 E 8 G17
WIND 20FT/LATE(MPH) N 6 NE 11 LGT/VAR E 10
PRECIP AMOUNT 0.28 0.30 0.02 0.17
PRECIP DURATION 6 10 0 6
PRECIP BEGIN 6 PM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 10 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 1810 3160
TRANSPORT WND (MPH) NE 13 E 15
VENT RATE (KT-FT) 19910 41080
MAX ADI EARLY 20 GEN POOR 28 FAIR 25 FAIR 41 GEN GOOD
MAX ADI LATE 12 POOR 30 FAIR 7 POOR 43 GEN GOOD
MAX LVORI EARLY 5 5 6 6
MAX LVORI LATE 5 4 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND
80. WEST WINDS AROUND 5 MPH.
MDZ003-210800-
WASHINGTON-
INCLUDING THE CITIES OF HAGERSTOWN AND HALFWAY
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 60 100 0 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 52 (-17) 63 (-28) 51 63
RH % (24H TREND) 100 (+13) 77 (+30) 95 75
WIND 20FT/EARLY(MPH) N 8 N 9 G17 NE 6 E 7
WIND 20FT/LATE(MPH) N 6 NE 10 LGT/VAR E 10
PRECIP AMOUNT 0.26 0.34 0.00 0.15
PRECIP DURATION 6 9 6
PRECIP BEGIN 6 PM CONTINUING 6 AM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 2060 2980
TRANSPORT WND (MPH) E 12 E 15
VENT RATE (KT-FT) 20600 38740
MAX ADI EARLY 30 FAIR 25 FAIR 24 FAIR 41 GEN GOOD
MAX ADI LATE 8 POOR 29 FAIR 5 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 5 5 6 6
MAX LVORI LATE 5 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. EAST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. WEST WINDS AROUND 5 MPH.
VAZ053-210800-
FAIRFAX-
INCLUDING THE CITIES OF BURKE, FAIRFAX STATION, RESTON,
ANNANDALE, CHANTILLY, LANGLEY, AND MCLEAN
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 90 60 80
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 57 (-12) 68 (-27) 53 63
RH % (24H TREND) 97 (+4) 74 (+39) 100 78
WIND 20FT/EARLY(MPH) N 8 N 9 G17 NE 8 NE 8
WIND 20FT/LATE(MPH) N 6 NE 10 NE 6 E 10
PRECIP AMOUNT 0.12 0.17 0.04 0.15
PRECIP DURATION 5 8 2 11
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2080 2660
TRANSPORT WND (MPH) NE 16 E 15
VENT RATE (KT-FT) 29120 34580
MAX ADI EARLY 33 FAIR 36 FAIR 26 FAIR 36 FAIR
MAX ADI LATE 11 POOR 35 FAIR 8 POOR 45 GEN GOOD
MAX LVORI EARLY 4 5 5 6
MAX LVORI LATE 5 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
VAZ527-210800-
CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK-
INCLUDING THE CITIES OF DALE CITY, INDEPENDENT HILL, ADEN,
MANASSAS, LAKE RIDGE, WOODBRIDGE, AND MONTCLAIR
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 60 90 70 80
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 58 (-10) 69 (-27) 52 63
RH % (24H TREND) 99 (+5) 71 (+36) 100 79
WIND 20FT/EARLY(MPH) N 7 N 9 G17 NE 8 NE 8
WIND 20FT/LATE(MPH) N 5 N 10 NE 6 E 10
PRECIP AMOUNT 0.13 0.16 0.06 0.14
PRECIP DURATION 5 7 3 11
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2030 2470
TRANSPORT WND (MPH) N 16 E 14
VENT RATE (KT-FT) 28420 29640
MAX ADI EARLY 41 GEN GOOD 34 FAIR 25 FAIR 36 FAIR
MAX ADI LATE 8 POOR 35 FAIR 8 POOR 40 FAIR
MAX LVORI EARLY 4 6 6 7
MAX LVORI LATE 6 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
VAZ051-210800-
CULPEPER-
INCLUDING THE CITIES OF CARDOVA, CATALPA, CULPEPER, REVA,
STEVENSBURG, WINSTON, AND RAPIDAN
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 90 80 90
CHANCE OF THUNDER (%) 20 20 20 20
TEMP (24H TREND) 57 (-10) 68 (-28) 50 62
RH % (24H TREND) 100 (+6) 77 (+43) 100 85
WIND 20FT/EARLY(MPH) N 6 N 8 G17 N 7 NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 10 LGT/VAR NE 9
PRECIP AMOUNT 0.21 0.18 0.12 0.17
PRECIP DURATION 5 9 5 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1840 1870
TRANSPORT WND (MPH) N 16 NE 13
VENT RATE (KT-FT) 25760 20570
MAX ADI EARLY 28 FAIR 33 FAIR 26 FAIR 29 FAIR
MAX ADI LATE 8 POOR 36 FAIR 7 POOR 29 FAIR
MAX LVORI EARLY 4 7 6 9
MAX LVORI LATE 6 4 8 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
70S. NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. LIGHT AND VARIABLE WIND.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. LIGHT AND VARIABLE WIND.
VAZ050-210800-
ORANGE-
INCLUDING THE CITIES OF BURR HILL, EVERONA, LAHORE, MADISON RUN,
NASONS, ORANGE, AND UNIONVILLE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 80 80 90
CHANCE OF THUNDER (%) 20 20 20 20
TEMP (24H TREND) 58 (-11) 69 (-27) 50 61
RH % (24H TREND) 100 (+18) 73 (+43) 100 86
WIND 20FT/EARLY(MPH) N 6 N 8 G17 N 8 NE 7
WIND 20FT/LATE(MPH) LGT/VAR N 12 NE 5 NE 9
PRECIP AMOUNT 0.16 0.11 0.18 0.16
PRECIP DURATION 4 6 7 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1880 1770
TRANSPORT WND (MPH) NE 18 NE 13
VENT RATE (KT-FT) 30080 19470
MAX ADI EARLY 56 GEN GOOD 31 FAIR 28 FAIR 28 FAIR
MAX ADI LATE 8 POOR 33 FAIR 8 POOR 28 FAIR
MAX LVORI EARLY 4 7 6 9
MAX LVORI LATE 7 4 8 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
70S. NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
VAZ036-210800-
NELSON-
INCLUDING THE CITY OF GREENFIELD
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 90 90
CHANCE OF THUNDER (%) 20 30 20 20
TEMP (24H TREND) 61 (-8) 74 (-20) 51 62
RH % (24H TREND) 100 (+29) 71 (+41) 100 86
WIND 20FT/EARLY(MPH) NW 6 NE 7 NE 9 G17 NE 7
WIND 20FT/LATE(MPH) LGT/VAR NE 10 NE 6 NE 9
PRECIP AMOUNT 0.17 0.15 0.28 0.11
PRECIP DURATION 4 5 9 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2150 1650
TRANSPORT WND (MPH) NE 15 NE 14
VENT RATE (KT-FT) 27950 19800
MAX ADI EARLY 88 GOOD 33 FAIR 28 FAIR 27 FAIR
MAX ADI LATE 7 POOR 35 FAIR 8 POOR 28 FAIR
MAX LVORI EARLY 3 6 6 7
MAX LVORI LATE 6 3 7 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. EAST
WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
VAZ037-210800-
ALBEMARLE-
INCLUDING THE CITIES OF CHARLOTTESVILLE AND OVERTON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 90 90
CHANCE OF THUNDER (%) 20 30 20 20
TEMP (24H TREND) 61 (-9) 72 (-24) 51 62
RH % (24H TREND) 100 (+29) 75 (+47) 100 88
WIND 20FT/EARLY(MPH) NW 7 NE 7 G17 NE 8 NE 7
WIND 20FT/LATE(MPH) LGT/VAR NE 11 NE 5 NE 8
PRECIP AMOUNT 0.19 0.13 0.26 0.12
PRECIP DURATION 4 6 9 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1980 1650
TRANSPORT WND (MPH) NE 16 NE 13
VENT RATE (KT-FT) 27720 18150
MAX ADI EARLY 69 GOOD 30 FAIR 28 FAIR 26 FAIR
MAX ADI LATE 6 VERY POOR 32 FAIR 8 POOR 28 FAIR
MAX LVORI EARLY 3 6 6 7
MAX LVORI LATE 6 4 7 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
70S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
VAZ038-210800-
GREENE-
INCLUDING THE CITY OF SHADY GROVE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 90 80 90
CHANCE OF THUNDER (%) 20 20 20 20
TEMP (24H TREND) 58 (-10) 69 (-26) 52 61
RH % (24H TREND) 100 (+20) 80 (+49) 100 86
WIND 20FT/EARLY(MPH) N 7 NE 7 NE 7 NE 7
WIND 20FT/LATE(MPH) LGT/VAR NE 10 LGT/VAR NE 8
PRECIP AMOUNT 0.23 0.17 0.20 0.15
PRECIP DURATION 4 7 7 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1660 1630
TRANSPORT WND (MPH) NE 15 NE 13
VENT RATE (KT-FT) 21580 17930
MAX ADI EARLY 51 GEN GOOD 27 FAIR 25 FAIR 24 FAIR
MAX ADI LATE 7 POOR 30 FAIR 8 POOR 26 FAIR
MAX LVORI EARLY 4 6 6 7
MAX LVORI LATE 6 4 7 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
VAZ039-210800-
MADISON-
INCLUDING THE CITIES OF FORDSVILLE, FIVE FORKS, MADISON MILLS,
AND TWYMANS MILL
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 90 80 90
CHANCE OF THUNDER (%) 20 20 20 20
TEMP (24H TREND) 57 (-12) 67 (-28) 50 61
RH % (24H TREND) 100 (+19) 80 (+47) 100 87
WIND 20FT/EARLY(MPH) N 6 NE 8 G17 NE 7 NE 7
WIND 20FT/LATE(MPH) LGT/VAR NE 10 LGT/VAR NE 8
PRECIP AMOUNT 0.20 0.19 0.17 0.17
PRECIP DURATION 4 9 6 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1730 1770
TRANSPORT WND (MPH) NE 16 NE 13
VENT RATE (KT-FT) 24220 19470
MAX ADI EARLY 39 FAIR 29 FAIR 28 FAIR 27 FAIR
MAX ADI LATE 8 POOR 32 FAIR 8 POOR 27 FAIR
MAX LVORI EARLY 4 6 6 8
MAX LVORI LATE 5 4 7 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
MDZ014-210800-
ANNE ARUNDEL-
INCLUDING THE CITIES OF GLEN BURNIE, ANNAPOLIS, RIDGEWAY, SEVERN,
SOUTH GATE, SEVERNA PARK, AND ARNOLD
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 90 50 70
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 57 (-15) 69 (-25) 52 66
RH % (24H TREND) 97 (+13) 69 (+28) 98 66
WIND 20FT/EARLY(MPH) N 8 NE 12 G23 NE 9 G17 E 11 G20
WIND 20FT/LATE(MPH) N 6 NE 12 G23 NE 8 E 13 G23
PRECIP AMOUNT 0.09 0.14 0.03 0.11
PRECIP DURATION 6 6 1 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2200 3040
TRANSPORT WND (MPH) NE 17 E 17
VENT RATE (KT-FT) 33000 45600
MAX ADI EARLY 18 GEN POOR 36 FAIR 28 FAIR 38 FAIR
MAX ADI LATE 12 POOR 35 FAIR 13 GEN POOR 40 FAIR
MAX LVORI EARLY 5 5 5 5
MAX LVORI LATE 6 3 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
MDZ017-210800-
ST. MARYS-
INCLUDING THE CITIES OF DAMERON, LEXINGTON PARK, PINEY POINT,
RIDGE, CALIFORNIA, CALLAWAY, AND SOTTERLEY
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 50 70 80
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 61 (-12) 74 (-20) 52 65
RH % (24H TREND) 100 (+28) 60 (+25) 100 71
WIND 20FT/EARLY(MPH) E 8 G19 NE 9 G20 NE 11 G23 NE 12 G24
WIND 20FT/LATE(MPH) LGT/VAR NE 13 G23 NE 10 G19 E 13 G24
PRECIP AMOUNT 0.10 0.03 0.11 0.07
PRECIP DURATION 3 1 5 11
PRECIP BEGIN 6 PM 10 AM CONTINUING CONTINUING
PRECIP END 4 AM CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2310 2190
TRANSPORT WND (MPH) NE 20 E 17
VENT RATE (KT-FT) 39270 32850
MAX ADI EARLY 22 FAIR 34 FAIR 30 FAIR 32 FAIR
MAX ADI LATE 8 POOR 38 FAIR 15 GEN POOR 34 FAIR
MAX LVORI EARLY 4 7 4 6
MAX LVORI LATE 7 3 5 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 15 TO 20 MPH.
SUNDAY
SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH.
MDZ016-210800-
CHARLES-
INCLUDING THE CITIES OF ST. CHARLES AND WALDORF
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 80 70 80
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 60 (-11) 70 (-25) 52 63
RH % (24H TREND) 100 (+21) 68 (+34) 100 77
WIND 20FT/EARLY(MPH) N 7 NE 8 G17 NE 9 NE 9 G17
WIND 20FT/LATE(MPH) LGT/VAR NE 11 NE 6 E 11
PRECIP AMOUNT 0.07 0.06 0.07 0.10
PRECIP DURATION 4 4 4 12
PRECIP BEGIN 6 PM 7 AM CONTINUING CONTINUING
PRECIP END 5 AM CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2060 2420
TRANSPORT WND (MPH) NE 17 E 16
VENT RATE (KT-FT) 30900 33880
MAX ADI EARLY 37 FAIR 39 FAIR 31 FAIR 31 FAIR
MAX ADI LATE 8 POOR 35 FAIR 8 POOR 36 FAIR
MAX LVORI EARLY 4 7 6 8
MAX LVORI LATE 7 3 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
MDZ018-210800-
CALVERT-
INCLUDING THE CITIES OF COVE POINT, DRUM POINT, CHESAPEAKE BEACH,
MOUNT HARMONY, BROOMES ISLAND, LONG BEACH, AND DUNKIRK
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 70 70 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 60 (-13) 73 (-21) 52 66
RH % (24H TREND) 95 (+20) 60 (+23) 98 67
WIND 20FT/EARLY(MPH) NE 8 NE 11 G23 NE 11 G19 NE 12 G20
WIND 20FT/LATE(MPH) N 5 NE 14 G23 NE 10 E 14 G23
PRECIP AMOUNT 0.03 0.05 0.08 0.09
PRECIP DURATION 4 3 5 9
PRECIP BEGIN 6 PM 10 AM CONTINUING CONTINUING
PRECIP END 4 AM CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2270 2470
TRANSPORT WND (MPH) NE 20 E 18
VENT RATE (KT-FT) 38590 39520
MAX ADI EARLY 14 GEN POOR 36 FAIR 29 FAIR 36 FAIR
MAX ADI LATE 10 POOR 38 FAIR 16 GEN POOR 38 FAIR
MAX LVORI EARLY 4 5 4 5
MAX LVORI LATE 6 3 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
MDZ011-210800-
SOUTHERN BALTIMORE-
INCLUDING THE CITIES OF BALTIMORE, FELLS POINT, AND PARK HEIGHTS
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 30 70
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 54 (-18) 66 (-28) 51 65
RH % (24H TREND) 96 (+10) 72 (+32) 97 63
WIND 20FT/EARLY(MPH) NW 8 N 10 NE 7 E 9 G19
WIND 20FT/LATE(MPH) N 6 NE 10 NE 6 E 12 G20
PRECIP AMOUNT 0.14 0.20 0.03 0.10
PRECIP DURATION 7 7 1 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 10 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 2180 3590
TRANSPORT WND (MPH) NE 16 E 17
VENT RATE (KT-FT) 30520 53850
MAX ADI EARLY 27 FAIR 33 FAIR 28 FAIR 42 GEN GOOD
MAX ADI LATE 13 GEN POOR 32 FAIR 8 POOR 44 GEN GOOD
MAX LVORI EARLY 5 5 6 5
MAX LVORI LATE 5 4 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE LOWER 60S. EAST
WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. NORTHEAST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
MDZ013-210800-
PRINCE GEORGES-
INCLUDING THE CITIES OF BOWIE, SUITLAND-SILVER HILL, CLINTON,
COLLEGE PARK, TANTALLON, GREENBELT, AND MONTPELIER
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 90 60 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 57 (-15) 67 (-28) 52 63
RH % (24H TREND) 97 (+14) 72 (+36) 100 73
WIND 20FT/EARLY(MPH) N 7 NE 9 G17 NE 8 NE 9 G17
WIND 20FT/LATE(MPH) N 5 NE 11 NE 7 E 11 G19
PRECIP AMOUNT 0.07 0.13 0.04 0.11
PRECIP DURATION 4 6 2 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2050 2610
TRANSPORT WND (MPH) NE 17 E 17
VENT RATE (KT-FT) 30750 39150
MAX ADI EARLY 37 FAIR 34 FAIR 32 FAIR 36 FAIR
MAX ADI LATE 8 POOR 35 FAIR 11 POOR 36 FAIR
MAX LVORI EARLY 4 5 5 8
MAX LVORI LATE 6 4 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
VAZ040-210800-
RAPPAHANNOCK-
INCLUDING THE CITIES OF CASTLETON, FIVE FORKS, FLINT HILL,
HACKLEYS CROSSROADS, ROCK MILLS, AND WASHINGTON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 90 60 90
CHANCE OF THUNDER (%) 20 20 20 20
TEMP (24H TREND) 54 (-13) 65 (-28) 50 61
RH % (24H TREND) 100 (+9) 86 (+48) 100 86
WIND 20FT/EARLY(MPH) NW 6 N 7 NE 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 9 LGT/VAR E 8
PRECIP AMOUNT 0.27 0.30 0.09 0.21
PRECIP DURATION 6 11 4 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1740 1930
TRANSPORT WND (MPH) N 14 E 12
VENT RATE (KT-FT) 20880 19300
MAX ADI EARLY 9 POOR 28 FAIR 23 FAIR 26 FAIR
MAX ADI LATE 8 POOR 30 FAIR 5 VERY POOR 26 FAIR
MAX LVORI EARLY 5 7 6 8
MAX LVORI LATE 6 5 8 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. LIGHT AND
VARIABLE WIND.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. LIGHT AND VARIABLE WIND.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. LIGHT AND VARIABLE WIND.
DCZ001-210800-
DISTRICT OF COLUMBIA-
INCLUDING THE CITIES OF ADAMS MORGAN AND WASHINGTON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 60 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 59 (-13) 67 (-29) 53 63
RH % (24H TREND) 92 (+9) 75 (+40) 99 75
WIND 20FT/EARLY(MPH) N 8 NE 10 NE 9 NE 9
WIND 20FT/LATE(MPH) N 6 NE 11 NE 7 E 11
PRECIP AMOUNT 0.08 0.15 0.04 0.12
PRECIP DURATION 5 7 1 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 2130 2690
TRANSPORT WND (MPH) NE 16 E 17
VENT RATE (KT-FT) 29820 40350
MAX ADI EARLY 44 GEN GOOD 33 FAIR 29 FAIR 37 FAIR
MAX ADI LATE 11 POOR 37 FAIR 14 GEN POOR 46 GEN GOOD
MAX LVORI EARLY 4 5 5 6
MAX LVORI LATE 5 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
VAZ504-210800-
EASTERN HIGHLAND-
INCLUDING THE CITIES OF CLOVER CREEK, LIBERTY, MCDOWELL,
MONTEREY, MUSTOE, POSSUM TROT, AND SIRONS MILL
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 100 60 90
CHANCE OF THUNDER (%) 20 30 20 0
TEMP (24H TREND) 56 (-5) 69 (-17) 49 62
RH % (24H TREND) 100 (+10) 80 (+41) 100 83
WIND 20FT/EARLY(MPH) NW 6 LGT/VAR NE 7 E 6
WIND 20FT/LATE(MPH) LGT/VAR NE 8 LGT/VAR E 8
PRECIP AMOUNT 0.29 0.68 0.18 0.15
PRECIP DURATION 6 11 3 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1510 1440
TRANSPORT WND (MPH) NE 10 E 13
VENT RATE (KT-FT) 13590 15840
MAX ADI EARLY 60 GEN GOOD 14 GEN POOR 19 GEN POOR 23 FAIR
MAX ADI LATE 6 VERY POOR 20 GEN POOR 7 POOR 25 FAIR
MAX LVORI EARLY 4 9 6 8
MAX LVORI LATE 8 4 9 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
VAZ027-210800-
SHENANDOAH-
INCLUDING THE CITIES OF CLARY, STRASBURG, ALONZAVILLE, WOODSTOCK,
HAWKINSTOWN, MOUNT CLIFTON, AND MOUNT JACKSON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 100 60 90
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 53 (-12) 64 (-27) 49 62
RH % (24H TREND) 100 (+6) 81 (+42) 100 82
WIND 20FT/EARLY(MPH) N 6 NE 7 NE 5 E 5
WIND 20FT/LATE(MPH) LGT/VAR NE 9 LGT/VAR E 7
PRECIP AMOUNT 0.33 0.38 0.06 0.18
PRECIP DURATION 5 11 3 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1590 2040
TRANSPORT WND (MPH) NE 14 E 12
VENT RATE (KT-FT) 19080 20400
MAX ADI EARLY 32 FAIR 23 FAIR 16 GEN POOR 27 FAIR
MAX ADI LATE 6 VERY POOR 27 FAIR 5 VERY POOR 27 FAIR
MAX LVORI EARLY 5 7 6 8
MAX LVORI LATE 6 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
VAZ505-210800-
WESTERN LOUDOUN-
INCLUDING THE CITY OF LUCKETTS
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 100 30 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 54 (-13) 63 (-30) 51 62
RH % (24H TREND) 100 (+7) 81 (+40) 100 79
WIND 20FT/EARLY(MPH) NW 8 NE 9 G17 NE 6 E 7
WIND 20FT/LATE(MPH) N 6 NE 10 LGT/VAR E 10
PRECIP AMOUNT 0.29 0.29 0.03 0.24
PRECIP DURATION 6 11 1 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1810 2760
TRANSPORT WND (MPH) NE 15 E 14
VENT RATE (KT-FT) 23530 33120
MAX ADI EARLY 15 GEN POOR 29 FAIR 22 FAIR 35 FAIR
MAX ADI LATE 10 POOR 30 FAIR 7 POOR 42 GEN GOOD
MAX LVORI EARLY 5 5 6 6
MAX LVORI LATE 5 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
VAZ028-210800-
FREDERICK-
INCLUDING THE CITIES OF ALBIN, CEDAR GROVE, GAINESBORO,
AND WINCHESTER
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 100 40 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 52 (-15) 62 (-29) 50 61
RH % (24H TREND) 100 (+13) 83 (+41) 100 83
WIND 20FT/EARLY(MPH) NW 7 NE 7 NE 5 E 5
WIND 20FT/LATE(MPH) LGT/VAR NE 9 LGT/VAR E 9
PRECIP AMOUNT 0.31 0.38 0.04 0.23
PRECIP DURATION 5 11 1 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1700 2460
TRANSPORT WND (MPH) NE 14 E 14
VENT RATE (KT-FT) 20400 29520
MAX ADI EARLY 33 FAIR 26 FAIR 18 GEN POOR 35 FAIR
MAX ADI LATE 8 POOR 28 FAIR 4 VERY POOR 38 FAIR
MAX LVORI EARLY 5 6 6 7
MAX LVORI LATE 5 5 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
VAZ025-210800-
AUGUSTA-
INCLUDING THE CITIES OF CHRISTIAN, CHURCHVILLE, STAUNTON,
WAYNESBORO, SPOTTSWOOD, AND STUARTS DRAFT
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 90 80 90
CHANCE OF THUNDER (%) 20 30 20 20
TEMP (24H TREND) 57 (-8) 68 (-22) 49 60
RH % (24H TREND) 100 (+22) 81 (+47) 100 84
WIND 20FT/EARLY(MPH) NW 7 NE 6 NE 8 G17 NE 7
WIND 20FT/LATE(MPH) LGT/VAR NE 9 G17 NE 5 E 8
PRECIP AMOUNT 0.35 0.47 0.22 0.13
PRECIP DURATION 4 11 8 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1490 1570
TRANSPORT WND (MPH) NE 14 E 13
VENT RATE (KT-FT) 17880 17270
MAX ADI EARLY 57 GEN GOOD 20 GEN POOR 21 FAIR 23 FAIR
MAX ADI LATE 6 VERY POOR 25 FAIR 7 POOR 25 FAIR
MAX LVORI EARLY 4 6 5 6
MAX LVORI LATE 6 4 6 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS 5 TO 10 MPH.
VAZ502-210800-
SOUTHERN FAUQUIER-
INCLUDING THE CITY OF TURNBULL
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 90 80 90
CHANCE OF THUNDER (%) 20 20 20 20
TEMP (24H TREND) 56 (-9) 68 (-28) 50 63
RH % (24H TREND) 100 (+4) 75 (+40) 100 84
WIND 20FT/EARLY(MPH) N 7 N 9 G17 NE 8 NE 7
WIND 20FT/LATE(MPH) N 5 N 11 NE 5 NE 9
PRECIP AMOUNT 0.16 0.15 0.08 0.16
PRECIP DURATION 5 8 4 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1870 2000
TRANSPORT WND (MPH) NE 16 E 14
VENT RATE (KT-FT) 26180 24000
MAX ADI EARLY 25 FAIR 30 FAIR 24 FAIR 33 FAIR
MAX ADI LATE 8 POOR 36 FAIR 7 POOR 32 FAIR
MAX LVORI EARLY 5 7 7 8
MAX LVORI LATE 6 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHEAST WINDS AROUND 5 MPH.
VAZ026-210800-
ROCKINGHAM-
INCLUDING THE CITIES OF HARRISONBURG AND LINVILLE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 90 70 90
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 55 (-9) 66 (-24) 49 61
RH % (24H TREND) 100 (+10) 83 (+46) 100 86
WIND 20FT/EARLY(MPH) N 6 NE 6 NE 7 NE 5
WIND 20FT/LATE(MPH) LGT/VAR NE 9 LGT/VAR E 7
PRECIP AMOUNT 0.33 0.43 0.13 0.17
PRECIP DURATION 4 12 5 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1500 1600
TRANSPORT WND (MPH) NE 14 E 10
VENT RATE (KT-FT) 18000 14400
MAX ADI EARLY 43 GEN GOOD 20 GEN POOR 17 GEN POOR 19 GEN POOR
MAX ADI LATE 7 POOR 25 FAIR 5 VERY POOR 20 GEN POOR
MAX LVORI EARLY 5 7 6 9
MAX LVORI LATE 6 5 7 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S. EAST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
VAZ503-210800-
WESTERN HIGHLAND-
INCLUDING THE CITIES OF HIGHTOWN, MILL GAP, AND NEW HAMPDEN
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 100 60 90
CHANCE OF THUNDER (%) 20 30 0 0
TEMP (24H TREND) 54 (-7) 66 (-16) 46 60
RH % (24H TREND) 100 (+10) 80 (+35) 100 82
WIND 20FT/EARLY(MPH) NW 7 LGT/VAR E 7 E 6
WIND 20FT/LATE(MPH) LGT/VAR NE 8 E 5 SE 9
PRECIP AMOUNT 0.23 0.77 0.17 0.12
PRECIP DURATION 6 10 4 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1360 1430
TRANSPORT WND (MPH) E 9 SE 15
VENT RATE (KT-FT) 10880 18590
MAX ADI EARLY 61 GOOD 13 GEN POOR 14 GEN POOR 24 FAIR
MAX ADI LATE 5 VERY POOR 17 GEN POOR 7 POOR 27 FAIR
MAX LVORI EARLY 5 8 6 7
MAX LVORI LATE 8 5 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 60S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. WEST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
VAZ508-210800-
CENTRAL VIRGINIA BLUE RIDGE-
INCLUDING THE CITY OF MONTEBELLO
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 90 90 90
CHANCE OF THUNDER (%) 20 30 20 20
TEMP (24H TREND) 57 (-12) 68 (-19) 50 58
RH % (24H TREND) 100 (+34) 75 (+41) 100 81
WIND 20FT/EARLY(MPH) NW 8 NE 6 NE 9 G17 NE 8
WIND 20FT/LATE(MPH) NE 5 NE 9 G17 NE 6 E 9
PRECIP AMOUNT 0.26 0.25 0.29 0.15
PRECIP DURATION 4 7 9 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1530 1490
TRANSPORT WND (MPH) NE 12 E 12
VENT RATE (KT-FT) 15300 14900
MAX ADI EARLY 52 GEN GOOD 20 GEN POOR 19 GEN POOR 22 FAIR
MAX ADI LATE 6 VERY POOR 23 FAIR 9 POOR 24 FAIR
MAX LVORI EARLY 3 6 6 5
MAX LVORI LATE 5 4 5 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE LOWER 60S. EAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER
70S. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
VAZ506-210800-
EASTERN LOUDOUN-
INCLUDING THE CITIES OF GLEEDSVILLE, LEESBURG,
DULLES INTERNATIONAL AIRPORT, OAK GROVE, STERLING PARK,
AND COUNTRYSIDE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 90 50 80
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 55 (-13) 64 (-31) 52 63
RH % (24H TREND) 100 (+6) 80 (+41) 100 78
WIND 20FT/EARLY(MPH) N 8 N 10 G17 NE 6 NE 7
WIND 20FT/LATE(MPH) N 6 N 10 LGT/VAR E 10
PRECIP AMOUNT 0.20 0.25 0.04 0.22
PRECIP DURATION 6 10 1 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1860 2750
TRANSPORT WND (MPH) NE 15 E 15
VENT RATE (KT-FT) 24180 35750
MAX ADI EARLY 10 POOR 31 FAIR 22 FAIR 37 FAIR
MAX ADI LATE 12 POOR 33 FAIR 6 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 5 5 6 8
MAX LVORI LATE 5 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
VAZ507-210800-
NORTHERN VIRGINIA BLUE RIDGE-
INCLUDING THE CITIES OF CHESTER GAP AND SKYLAND
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 100 80 90
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 52 (-16) 63 (-25) 48 58
RH % (24H TREND) 100 (+24) 84 (+44) 100 87
WIND 20FT/EARLY(MPH) NW 8 NE 7 NE 8 E 7
WIND 20FT/LATE(MPH) N 5 NE 9 NE 5 E 9
PRECIP AMOUNT 0.28 0.29 0.16 0.20
PRECIP DURATION 4 11 5 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1380 1710
TRANSPORT WND (MPH) NE 13 E 12
VENT RATE (KT-FT) 15180 17100
MAX ADI EARLY 23 FAIR 19 GEN POOR 16 GEN POOR 23 FAIR
MAX ADI LATE 7 POOR 20 GEN POOR 7 POOR 23 FAIR
MAX LVORI EARLY 5 6 7 6
MAX LVORI LATE 6 5 6 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60. EAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER
70S. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE LOWER 70S. SOUTH
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 70S.
NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 70S. EAST WINDS AROUND 5 MPH.
VAZ501-210800-
NORTHERN FAUQUIER-
INCLUDING THE CITIES OF AIRLIE, BETHEL, AND WARRENTON
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 90 50 90
CHANCE OF THUNDER (%) 20 20 20 20
TEMP (24H TREND) 54 (-13) 64 (-29) 50 61
RH % (24H TREND) 100 (+7) 82 (+42) 100 81
WIND 20FT/EARLY(MPH) N 7 N 9 G17 NE 7 NE 6
WIND 20FT/LATE(MPH) N 5 N 10 LGT/VAR E 9
PRECIP AMOUNT 0.26 0.27 0.05 0.21
PRECIP DURATION 6 10 2 11
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1750 2260
TRANSPORT WND (MPH) NE 15 E 13
VENT RATE (KT-FT) 22750 24860
MAX ADI EARLY 12 POOR 29 FAIR 24 FAIR 30 FAIR
MAX ADI LATE 8 POOR 33 FAIR 7 POOR 33 FAIR
MAX LVORI EARLY 5 6 6 7
MAX LVORI LATE 5 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
VAZ029-210800-
PAGE-
INCLUDING THE CITIES OF COMPTON, FAIRVIEW, HAMBURG, KIMBALL,
LURAY, RILEYVILLE, AND INGHAM
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY CLOUDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 100 70 90
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 54 (-11) 66 (-26) 49 62
RH % (24H TREND) 100 (+9) 82 (+44) 100 84
WIND 20FT/EARLY(MPH) N 6 NE 7 NE 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR NE 9 LGT/VAR E 7
PRECIP AMOUNT 0.35 0.29 0.08 0.14
PRECIP DURATION 5 11 3 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1470 1860
TRANSPORT WND (MPH) NE 13 E 12
VENT RATE (KT-FT) 16170 18600
MAX ADI EARLY 12 POOR 22 FAIR 15 GEN POOR 24 FAIR
MAX ADI LATE 6 VERY POOR 24 FAIR 5 VERY POOR 24 FAIR
MAX LVORI EARLY 5 6 6 7
MAX LVORI LATE 6 5 7 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
70S. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
WVZ506-210800-
EASTERN PENDLETON-
INCLUDING THE CITIES OF BRANDYWINE, FRANKLIN, OAK FLAT, RUDDLE,
AND SUGAR GROVE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 100 60 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 55 (-9) 66 (-21) 49 61
RH % (24H TREND) 100 (+10) 79 (+40) 100 80
WIND 20FT/EARLY(MPH) NW 6 LGT/VAR NE 5 E 5
WIND 20FT/LATE(MPH) LGT/VAR NE 8 LGT/VAR E 6
PRECIP AMOUNT 0.27 0.67 0.12 0.16
PRECIP DURATION 5 10 4 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1420 1610
TRANSPORT WND (MPH) NE 12 E 12
VENT RATE (KT-FT) 14200 16100
MAX ADI EARLY 55 GEN GOOD 16 GEN POOR 13 GEN POOR 20 GEN POOR
MAX ADI LATE 5 VERY POOR 20 GEN POOR 4 VERY POOR 25 FAIR
MAX LVORI EARLY 5 8 6 7
MAX LVORI LATE 7 5 7 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
60S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
WEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
VAZ031-210800-
CLARKE-
INCLUDING THE CITIES OF BERRYVILLE AND STRINGTOWN
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 100 30 80
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 53 (-14) 63 (-29) 51 62
RH % (24H TREND) 100 (+9) 79 (+37) 100 78
WIND 20FT/EARLY(MPH) NW 7 N 8 NE 6 E 6
WIND 20FT/LATE(MPH) N 5 N 9 LGT/VAR E 9
PRECIP AMOUNT 0.28 0.34 0.04 0.23
PRECIP DURATION 5 11 1 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1740 2550
TRANSPORT WND (MPH) NE 14 E 14
VENT RATE (KT-FT) 20880 30600
MAX ADI EARLY 19 GEN POOR 26 FAIR 19 GEN POOR 34 FAIR
MAX ADI LATE 8 POOR 30 FAIR 4 VERY POOR 39 FAIR
MAX LVORI EARLY 5 6 6 7
MAX LVORI LATE 5 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
WVZ053-210800-
JEFFERSON-
INCLUDING THE CITIES OF RANSON, SHENANDOAH JUNCTION, BLOOMERY,
CHARLES TOWN, MIDDLEWAY, BAKERTON, AND MILLVILLE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER CLOUDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 90 20 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 52 (-15) 62 (-30) 51 62
RH % (24H TREND) 100 (+10) 81 (+38) 100 78
WIND 20FT/EARLY(MPH) NW 8 N 9 NE 6 E 6
WIND 20FT/LATE(MPH) N 6 NE 9 LGT/VAR E 10
PRECIP AMOUNT 0.25 0.34 0.03 0.21
PRECIP DURATION 5 11 1 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1830 2820
TRANSPORT WND (MPH) NE 12 E 14
VENT RATE (KT-FT) 18300 33840
MAX ADI EARLY 21 FAIR 27 FAIR 22 FAIR 37 FAIR
MAX ADI LATE 8 POOR 29 FAIR 5 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 5 6 6 7
MAX LVORI LATE 6 5 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
VAZ030-210800-
WARREN-
INCLUDING THE CITIES OF ARCO, BENTONVILLE, BUCKTON, CEDARVILLE,
FRONT ROYAL, GLEN ECHO, AND HOWELLSVILLE
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 100 50 90
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 54 (-13) 64 (-29) 51 62
RH % (24H TREND) 100 (+8) 79 (+40) 100 77
WIND 20FT/EARLY(MPH) NW 6 NE 7 NE 5 E 5
WIND 20FT/LATE(MPH) LGT/VAR N 8 LGT/VAR E 8
PRECIP AMOUNT 0.32 0.32 0.06 0.20
PRECIP DURATION 5 11 2 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1690 2280
TRANSPORT WND (MPH) NE 14 E 13
VENT RATE (KT-FT) 20280 25080
MAX ADI EARLY 10 POOR 24 FAIR 15 GEN POOR 28 FAIR
MAX ADI LATE 7 POOR 28 FAIR 5 VERY POOR 33 FAIR
MAX LVORI EARLY 4 6 6 7
MAX LVORI LATE 5 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTH WINDS AROUND 5 MPH.
WVZ052-210800-
BERKELEY-
INCLUDING THE CITY OF MARTINSBURG
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 100 20 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 52 (-16) 62 (-29) 51 62
RH % (24H TREND) 100 (+13) 79 (+35) 98 78
WIND 20FT/EARLY(MPH) N 8 N 9 G17 NE 5 E 6
WIND 20FT/LATE(MPH) N 6 NE 9 LGT/VAR E 9
PRECIP AMOUNT 0.20 0.36 0.02 0.18
PRECIP DURATION 5 10 0 6
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 6 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1900 2740
TRANSPORT WND (MPH) NE 13 E 14
VENT RATE (KT-FT) 20900 32880
MAX ADI EARLY 31 FAIR 28 FAIR 22 FAIR 38 FAIR
MAX ADI LATE 8 POOR 28 FAIR 4 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 5 5 6 6
MAX LVORI LATE 5 4 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. WEST WINDS AROUND 5 MPH.
WVZ051-210800-
MORGAN-
INCLUDING THE CITIES OF HANCOCK, SHADY GROVE, BERKELEY SPGS,
BERRYVILLE, SMITH CROSSROADS, MAGNOLIA, AND PAW PAW
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 100 30 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 51 (-18) 60 (-29) 50 60
RH % (24H TREND) 100 (+15) 79 (+32) 96 80
WIND 20FT/EARLY(MPH) N 8 NE 8 LGT/VAR E 5
WIND 20FT/LATE(MPH) LGT/VAR NE 9 LGT/VAR E 9
PRECIP AMOUNT 0.11 0.41 0.01 0.17
PRECIP DURATION 6 9 1 6
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 5 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1920 2650
TRANSPORT WND (MPH) E 10 E 15
VENT RATE (KT-FT) 17280 34450
MAX ADI EARLY 35 FAIR 25 FAIR 21 FAIR 38 FAIR
MAX ADI LATE 7 POOR 26 FAIR 4 VERY POOR 43 GEN GOOD
MAX LVORI EARLY 5 6 6 6
MAX LVORI LATE 5 5 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. EAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.
HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH.
WVZ050-210800-
HAMPSHIRE-
INCLUDING THE CITIES OF PURGITSVILLE, FRENCHBURG, ROMNEY,
THREE CHURCHES, WAPOCOMO, POINTS, AND SPRINGFIELD
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 100 40 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 51 (-15) 61 (-28) 49 60
RH % (24H TREND) 100 (+11) 78 (+35) 100 82
WIND 20FT/EARLY(MPH) N 7 NE 6 LGT/VAR E 5
WIND 20FT/LATE(MPH) LGT/VAR NE 7 LGT/VAR E 8
PRECIP AMOUNT 0.22 0.43 0.03 0.19
PRECIP DURATION 5 9 1 9
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 6 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1840 2470
TRANSPORT WND (MPH) E 9 E 15
VENT RATE (KT-FT) 14720 32110
MAX ADI EARLY 37 FAIR 19 GEN POOR 17 GEN POOR 36 FAIR
MAX ADI LATE 6 VERY POOR 22 FAIR 4 VERY POOR 40 FAIR
MAX LVORI EARLY 5 6 6 7
MAX LVORI LATE 6 5 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. NORTHWEST WINDS AROUND 5 MPH.
WVZ055-210800-
HARDY-
INCLUDING THE CITIES OF BRAKE, BEAN SETTLEMENT, FISHER, MCNEILL,
AND MOOREFIELD
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY CLOUDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 100 50 90
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 53 (-13) 63 (-25) 50 60
RH % (24H TREND) 100 (+10) 79 (+39) 100 80
WIND 20FT/EARLY(MPH) N 6 NE 5 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 7 LGT/VAR E 7
PRECIP AMOUNT 0.29 0.49 0.06 0.19
PRECIP DURATION 5 10 3 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1590 2030
TRANSPORT WND (MPH) NE 10 E 12
VENT RATE (KT-FT) 14310 20300
MAX ADI EARLY 42 GEN GOOD 18 GEN POOR 14 GEN POOR 26 FAIR
MAX ADI LATE 6 VERY POOR 21 FAIR 4 VERY POOR 28 FAIR
MAX LVORI EARLY 4 6 6 6
MAX LVORI LATE 6 5 6 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
MDZ509-210800-
WESTERN GARRETT-
INCLUDING THE CITIES OF MOUNTAIN LAKE PARK AND OAKLAND
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER CLOUDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 90 90 0 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 51 (-12) 60 (-18) 47 59
RH % (24H TREND) 100 (+8) 78 (+12) 100 80
WIND 20FT/EARLY(MPH) N 8 G17 E 6 E 9 SE 11 G23
WIND 20FT/LATE(MPH) LGT/VAR E 10 E 9 SE 14 G24
PRECIP AMOUNT 0.23 0.35 0.00 0.21
PRECIP DURATION 7 7 9
PRECIP BEGIN 6 PM CONTINUING 6 AM
PRECIP END CONTINUING 5 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 1610 1870
TRANSPORT WND (MPH) E 15 SE 23
VENT RATE (KT-FT) 20930 37400
MAX ADI EARLY 30 FAIR 20 GEN POOR 24 FAIR 39 FAIR
MAX ADI LATE 4 VERY POOR 26 FAIR 15 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 6 8 5 6
MAX LVORI LATE 7 5 5 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. WARMER. LOWS IN
THE MID 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
MDZ510-210800-
EASTERN GARRETT-
INCLUDING THE CITIES OF GRANTSVILLE AND KITZMILLER
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 100 30 80
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 50 (-14) 59 (-21) 47 58
RH % (24H TREND) 100 (+12) 75 (+15) 100 79
WIND 20FT/EARLY(MPH) NW 9 G19 NE 6 E 8 SE 10 G19
WIND 20FT/LATE(MPH) LGT/VAR E 9 E 6 SE 13
PRECIP AMOUNT 0.18 0.43 0.01 0.23
PRECIP DURATION 8 8 1 9
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 5 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1590 2130
TRANSPORT WND (MPH) E 13 SE 21
VENT RATE (KT-FT) 17490 38340
MAX ADI EARLY 45 GEN GOOD 18 GEN POOR 23 FAIR 38 FAIR
MAX ADI LATE 5 VERY POOR 25 FAIR 11 POOR 41 GEN GOOD
MAX LVORI EARLY 5 7 5 6
MAX LVORI LATE 6 5 5 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 40S. HIGHS AROUND 60. SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. WARMER. LOWS IN
THE LOWER 50S. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS 10 TO
15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ008-VAZ526-210800-
CECIL-NORTHWEST PRINCE WILLIAM-
INCLUDING THE CITIES OF ANDORA, APPLETON, BARKSDALE, BAY VIEW,
BLAKE, BOHEMIAS MILLS, BRANTWOOD, HAYMARKET, AND WOOLSEY
232 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 90 20 50
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 54 (-16) 66 (-27) 50 65
RH % (24H TREND) 96 (+5) 72 (+30) 96 58
WIND 20FT/EARLY(MPH) NW 9 G17 NE 10 G18 NE 7 E 9 G19
WIND 20FT/LATE(MPH) N 7 NE 10 NE 5 E 12 G20
PRECIP AMOUNT 0.23 0.21 0.03 0.04
PRECIP DURATION 8 7 1 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 10 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 2000 4350
TRANSPORT WND (MPH) NE 17 E 16
VENT RATE (KT-FT) 30000 60900
MAX ADI EARLY 22 FAIR 32 FAIR 25 FAIR 45 GEN GOOD
MAX ADI LATE 12 POOR 31 FAIR 7 POOR 48 GEN GOOD
MAX LVORI EARLY 5 4 6 6
MAX LVORI LATE 5 4 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.
NORTHEAST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND
80. NORTHWEST WINDS AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION NEAR NORMAL.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page