456
FNUS51 KLWX 191944
FWFLWX
FIRE WEATHER PLANNING FORECAST FOR W AND CTL MD
..E WV...N VA
DC
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
344 PM EDT TUE MAY 19 2026
DISCUSSION
A STRONG COLD FRONT WILL BRING MORE WIDESPREAD SHOWERS AND STRONG
THUNDERSTORMS TO THE AREA WEDNESDAY INTO THURSDAY. BEHIND THIS
SYSTEM, TEMPERATURES COOL WITH CONTINUED ON AND OFF RAIN CHANCES
INTO THE WEEKEND AS THE FRONT STALLS NEARBY.
RAINFALL AMOUNTS WILL RANGE BETWEEN ONE TO TWO INCHES THROUGH
SATURDAY WITH LOCALLY HIGHER AMOUNTS ACROSS CENTRAL AND NORTHEAST MD
AS WELL AS THE ALLEGHENY MOUNTAINS.
VAZ054-200815-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-
INCLUDING THE CITIES OF REAGAN NATIONAL AIRPORT, ARLINGTON,
BALLSTON, BARCROFT, CHERRYDALE, RIVERCREST, AND ROSSLYN
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 70 80
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 73 (0) 95 (-2) 59 67
RH % (24H TREND) 64 (-10) 35 (+4) 86 64
WIND 20FT/EARLY(MPH) SW 6 W 6 NW 6 NE 10
WIND 20FT/LATE(MPH) SW 6 W 10 N 5 NE 9
PRECIP AMOUNT 0.00 0.10 0.14 0.04
PRECIP DURATION 1 5 7
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8570 2130
TRANSPORT WND (MPH) W 15 NE 16
VENT RATE (KT-FT) 111410 29820
MAX ADI EARLY 42 GEN GOOD 68 GOOD 39 FAIR 35 FAIR
MAX ADI LATE 6 VERY POOR 129 VERY GOOD14 GEN POOR 40 FAIR
MAX LVORI EARLY 2 3 5 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. EAST 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 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ055-200815-
STAFFORD-
INCLUDING THE CITIES OF ARKENDALE, GARRISONVILLE, SHILOH,
WIDEWATER, BROOKFIELD, FALMOUTH, AND GLENDIE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 70 70
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 71 (0) 98 (+1) 58 69
RH % (24H TREND) 67 (-9) 32 (+2) 96 62
WIND 20FT/EARLY(MPH) S 6 SW 5 N 6 N 9 G17
WIND 20FT/LATE(MPH) SW 5 W 8 N 5 NE 10
PRECIP AMOUNT 0.00 0.10 0.14 0.02
PRECIP DURATION 1 3 6
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8400 2230
TRANSPORT WND (MPH) W 12 NE 16
VENT RATE (KT-FT) 84000 31220
MAX ADI EARLY 58 GEN GOOD 42 GEN GOOD 35 FAIR 35 FAIR
MAX ADI LATE 5 VERY POOR 96 GOOD 8 POOR 36 FAIR
MAX LVORI EARLY 2 3 6 6
MAX LVORI LATE 3 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
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 AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ056-200815-
SPOTSYLVANIA-
INCLUDING THE CITY OF FREDERICKSBURG
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 50 60 50
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 70 (0) 96 (-1) 59 69
RH % (24H TREND) 67 (-7) 29 (0) 99 61
WIND 20FT/EARLY(MPH) S 6 SW 5 N 6 N 8
WIND 20FT/LATE(MPH) SW 6 SW 8 LGT/VAR NE 10
PRECIP AMOUNT 0.00 0.04 0.08 0.02
PRECIP DURATION 1 4 2
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8550 2200
TRANSPORT WND (MPH) SW 12 NE 16
VENT RATE (KT-FT) 85500 30800
MAX ADI EARLY 84 GOOD 40 FAIR 43 GEN GOOD 31 FAIR
MAX ADI LATE 5 VERY POOR 98 GOOD 8 POOR 40 FAIR
MAX LVORI EARLY 2 3 5 6
MAX LVORI LATE 3 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS AROUND 70. NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
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. WEST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ057-200815-
KING GEORGE-
INCLUDING THE CITIES OF ROLLINS FORK AND DAHLGREN
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 0 50 60 50
CHANCE OF THUNDER (%) 0 0 40 0
TEMP (24H TREND) 72 (0) 96 (0) 61 69
RH % (24H TREND) 70 (-6) 32 (+1) 99 62
WIND 20FT/EARLY(MPH) S 6 SW 6 N 6 NE 8 G17
WIND 20FT/LATE(MPH) SW 7 SW 8 LGT/VAR NE 10
PRECIP AMOUNT 0.00 0.04 0.06 0.03
PRECIP DURATION 1 3 2
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8220 2300
TRANSPORT WND (MPH) SW 10 NE 15
VENT RATE (KT-FT) 73980 29900
MAX ADI EARLY 57 GEN GOOD 38 FAIR 36 FAIR 33 FAIR
MAX ADI LATE 8 POOR 84 GOOD 6 VERY POOR 37 FAIR
MAX LVORI EARLY 3 3 5 6
MAX LVORI LATE 3 1 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 50S.
HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.
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.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. NORTHEAST
WINDS AROUND 5 MPH.
WVZ502-200815-
EASTERN GRANT-
INCLUDING THE CITIES OF CABINS, KLINE GAP, LANDES, MASONVILLE,
PETERSBURG, SEYMOURVILLE, AND WELTON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 60 80
CHANCE OF THUNDER (%) 0 50 40 20
TEMP (24H TREND) 68 (0) 90 (-2) 54 66
RH % (24H TREND) 72 (-10) 39 (+6) 94 65
WIND 20FT/EARLY(MPH) SW 5 W 5 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 10 LGT/VAR NE 6
PRECIP AMOUNT 0.00 0.02 0.16 0.21
PRECIP DURATION 1 6 11
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6230 1750
TRANSPORT WND (MPH) W 18 NE 12
VENT RATE (KT-FT) 99680 17500
MAX ADI EARLY 87 GOOD 97 GOOD 49 GEN GOOD 19 GEN POOR
MAX ADI LATE 5 VERY POOR 119 VERY GOOD4 VERY POOR 24 FAIR
MAX LVORI EARLY 3 3 4 5
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHEAST 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 AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
WVZ503-200815-
WESTERN MINERAL-
INCLUDING THE CITIES OF PIEDMONT AND SULPHUR CITY
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 50 40 20
TEMP (24H TREND) 66 (0) 84 (-3) 51 63
RH % (24H TREND) 78 (0) 49 (+9) 95 63
WIND 20FT/EARLY(MPH) SW 8 W 9 G17 NW 6 NE 6
WIND 20FT/LATE(MPH) W 8 W 11 LGT/VAR E 7
PRECIP AMOUNT 0.00 0.05 0.16 0.18
PRECIP DURATION 3 5 7
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4960 1830
TRANSPORT WND (MPH) W 20 E 12
VENT RATE (KT-FT) 84320 18300
MAX ADI EARLY 72 GOOD 56 GEN GOOD 54 GEN GOOD 22 FAIR
MAX ADI LATE 9 POOR 59 GEN GOOD 5 VERY POOR 26 FAIR
MAX LVORI EARLY 3 4 5 5
MAX LVORI LATE 3 2 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. 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 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. WEST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHEAST
WINDS 5 TO 10 MPH.
WVZ504-200815-
EASTERN MINERAL-
INCLUDING THE CITIES OF ANTIOCH, KEYSER, NEW CREEK, RIDGEVILLE,
RUSSELLDALE, HEADSVILLE, AND FORT ASHBY
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 60 70
CHANCE OF THUNDER (%) 0 50 40 20
TEMP (24H TREND) 68 (+1) 88 (-5) 52 64
RH % (24H TREND) 76 (-13) 46 (+12) 91 59
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 5 NE 5
WIND 20FT/LATE(MPH) LGT/VAR W 10 LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.05 0.20 0.17
PRECIP DURATION 4 6 7
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 5840 2080
TRANSPORT WND (MPH) W 18 E 10
VENT RATE (KT-FT) 93440 18720
MAX ADI EARLY 64 GOOD 81 GOOD 49 GEN GOOD 26 FAIR
MAX ADI LATE 4 VERY POOR 101 VERY GOOD6 VERY POOR 27 FAIR
MAX LVORI EARLY 3 3 4 5
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS AROUND 60. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
50. HIGHS IN THE MID 60S. EAST 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. EAST
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. EAST WINDS
AROUND 5 MPH.
WVZ505-200815-
WESTERN PENDLETON-
INCLUDING THE CITY OF RIVERTON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 70 90
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 61 (-3) 85 (0) 52 64
RH % (24H TREND) 79 (+3) 46 (+8) 98 71
WIND 20FT/EARLY(MPH) W 7 W 9 G19 NW 6 E 5
WIND 20FT/LATE(MPH) W 8 G17 W 11 G19 LGT/VAR E 6
PRECIP AMOUNT 0.00 0.02 0.09 0.28
PRECIP DURATION 1 6 12
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 5850 1300
TRANSPORT WND (MPH) W 20 E 9
VENT RATE (KT-FT) 99450 10400
MAX ADI EARLY 101 VERY GOOD79 GOOD 48 GEN GOOD 16 GEN POOR
MAX ADI LATE 10 POOR 83 GOOD 4 VERY POOR 20 GEN POOR
MAX LVORI EARLY 3 4 5 7
MAX LVORI LATE 3 1 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. WARMER. LOWS
IN THE LOWER 50S. HIGHS IN THE UPPER 60S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 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 MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH.
WVZ501-200815-
WESTERN GRANT-
INCLUDING THE CITIES OF BEECHWOOD, WILSONIA, AND BAYARD
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 60 80
CHANCE OF THUNDER (%) 0 50 40 20
TEMP (24H TREND) 65 (-1) 83 (-2) 49 61
RH % (24H TREND) 78 (+5) 51 (+9) 98 73
WIND 20FT/EARLY(MPH) SW 8 G17 W 10 G19 NW 6 E 6
WIND 20FT/LATE(MPH) W 9 G17 W 12 G19 LGT/VAR E 8
PRECIP AMOUNT 0.00 0.07 0.16 0.22
PRECIP DURATION 3 6 11
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4730 1410
TRANSPORT WND (MPH) W 21 E 13
VENT RATE (KT-FT) 85140 15510
MAX ADI EARLY 82 GOOD 53 GEN GOOD 45 GEN GOOD 18 GEN POOR
MAX ADI LATE 13 GEN POOR 79 GOOD 5 VERY POOR 22 FAIR
MAX LVORI EARLY 3 3 5 6
MAX LVORI LATE 3 2 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
50. 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 LOWER 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. WEST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTHEAST
WINDS AROUND 5 MPH.
MDZ507-200815-
NORTHWEST HARFORD-
INCLUDING THE CITIES OF BYNUM, HICKORY, BEL AIR, AND FALLSTON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 60
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 69 (+2) 92 (-2) 53 64
RH % (24H TREND) 75 (-19) 41 (+3) 93 63
WIND 20FT/EARLY(MPH) SW 6 W 7 NW 8 N 10
WIND 20FT/LATE(MPH) LGT/VAR W 11 G19 N 7 NE 8
PRECIP AMOUNT 0.00 0.20 0.18 0.12
PRECIP DURATION 2 3 6
PRECIP BEGIN 2 PM CONTINUING 6 AM
PRECIP END CONTINUING 5 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 6270 2200
TRANSPORT WND (MPH) W 17 NE 12
VENT RATE (KT-FT) 94050 22000
MAX ADI EARLY 63 GOOD 73 GOOD 27 FAIR 26 FAIR
MAX ADI LATE 6 VERY POOR 82 GOOD 13 GEN POOR 31 FAIR
MAX LVORI EARLY 3 4 5 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. EAST WINDS AROUND 5 MPH.
MDZ506-200815-
CENTRAL AND SOUTHEAST HOWARD-
INCLUDING THE CITIES OF CLARKSVILLE, COLUMBIA, SIMPSONVILLE,
HISTORIC ELLICOTT CITY, AND WOODSTOCK
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 80
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 70 (0) 94 (-2) 55 65
RH % (24H TREND) 70 (-14) 37 (+3) 92 64
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 8 G17 NE 10
WIND 20FT/LATE(MPH) SW 5 W 12 G19 N 7 NE 9
PRECIP AMOUNT 0.00 0.11 0.17 0.09
PRECIP DURATION 2 3 7
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 7530 1960
TRANSPORT WND (MPH) W 16 NE 13
VENT RATE (KT-FT) 105420 21560
MAX ADI EARLY 58 GEN GOOD 69 GOOD 25 FAIR 33 FAIR
MAX ADI LATE 6 VERY POOR 93 GOOD 15 GEN POOR 34 FAIR
MAX LVORI EARLY 3 3 6 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 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. EAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. EAST WINDS
AROUND 5 MPH.
MDZ508-200815-
SOUTHEAST HARFORD-
INCLUDING THE CITIES OF HARFORD FURNACE, ABINGDON, EDGEWOOD,
MAGNOLIA, ABERDEEN, CARSINS, AND CHURCHVILLE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 69 (+1) 95 (+1) 54 67
RH % (24H TREND) 77 (-18) 39 (0) 97 61
WIND 20FT/EARLY(MPH) SW 7 G17 W 6 NW 7 N 10
WIND 20FT/LATE(MPH) LGT/VAR W 11 N 7 NE 8
PRECIP AMOUNT 0.00 0.23 0.28 0.12
PRECIP DURATION 2 4 6
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 5 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5890 2000
TRANSPORT WND (MPH) W 16 NE 10
VENT RATE (KT-FT) 82460 18000
MAX ADI EARLY 30 FAIR 56 GEN GOOD 26 FAIR 27 FAIR
MAX ADI LATE 6 VERY POOR 67 GOOD 13 GEN POOR 32 FAIR
MAX LVORI EARLY 3 4 6 4
MAX LVORI LATE 4 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE LOWER 60S. EAST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 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. NORTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
MDZ501-200815-
EXTREME WESTERN ALLEGANY-
INCLUDING THE CITIES OF FROSTBURG, LA VALE, REYNOLDS,
AND WESTERNPORT
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 60 70
CHANCE OF THUNDER (%) 0 50 40 0
TEMP (24H TREND) 66 (0) 85 (-4) 50 64
RH % (24H TREND) 79 (-6) 49 (+10) 91 60
WIND 20FT/EARLY(MPH) SW 8 W 9 G17 NW 7 NE 6
WIND 20FT/LATE(MPH) W 8 W 11 N 5 E 7
PRECIP AMOUNT 0.00 0.03 0.22 0.14
PRECIP DURATION 3 5 7
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 5350 1920
TRANSPORT WND (MPH) W 20 E 12
VENT RATE (KT-FT) 90950 19200
MAX ADI EARLY 61 GOOD 70 GOOD 46 GEN GOOD 22 FAIR
MAX ADI LATE 9 POOR 81 GOOD 6 VERY POOR 26 FAIR
MAX LVORI EARLY 3 4 4 5
MAX LVORI LATE 3 2 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 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 LOWER 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
MDZ503-200815-
NORTHWEST MONTGOMERY-
INCLUDING THE CITIES OF BOYDS AND GERMANTOWN
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 60 60 20
TEMP (24H TREND) 70 (0) 93 (-3) 55 65
RH % (24H TREND) 74 (-5) 39 (+4) 90 67
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 7 G17 NE 11
WIND 20FT/LATE(MPH) LGT/VAR W 11 G19 N 7 NE 9
PRECIP AMOUNT 0.00 0.20 0.35 0.11
PRECIP DURATION 3 5 6
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6650 2020
TRANSPORT WND (MPH) W 16 NE 13
VENT RATE (KT-FT) 93100 22220
MAX ADI EARLY 50 GEN GOOD 58 GEN GOOD 25 FAIR 28 FAIR
MAX ADI LATE 5 VERY POOR 109 VERY GOOD13 GEN POOR 34 FAIR
MAX LVORI EARLY 3 3 5 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
MDZ502-200815-
CENTRAL AND EASTERN ALLEGANY-
INCLUDING THE CITIES OF CUMBERLAND, ELLERSLIE, BRADY, RAWLINGS,
AND MCCOOLE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 50 70
CHANCE OF THUNDER (%) 0 50 40 0
TEMP (24H TREND) 68 (+2) 90 (-4) 52 65
RH % (24H TREND) 78 (-8) 45 (+11) 86 56
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 7 NE 6
WIND 20FT/LATE(MPH) LGT/VAR W 11 N 5 NE 7
PRECIP AMOUNT 0.00 0.03 0.15 0.15
PRECIP DURATION 2 4 7
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 5960 2130
TRANSPORT WND (MPH) W 18 E 10
VENT RATE (KT-FT) 95360 19170
MAX ADI EARLY 56 GEN GOOD 84 GOOD 48 GEN GOOD 26 FAIR
MAX ADI LATE 4 VERY POOR 107 VERY GOOD7 POOR 27 FAIR
MAX LVORI EARLY 3 4 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS AROUND 50. HIGHS AROUND 60. EAST WINDS
5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. 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. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
MDZ505-200815-
NORTHWEST HOWARD-
INCLUDING THE CITIES OF LISBON, POPLAR SPRINGS, WATERSVILLE,
GLENELG, GLENWOOD, WEST FRIENDSHIP, AND DAYTON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 60 60 20
TEMP (24H TREND) 70 (0) 92 (-3) 54 64
RH % (24H TREND) 72 (-10) 41 (+5) 93 67
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 7 G17 NE 11
WIND 20FT/LATE(MPH) SW 5 W 12 G19 N 7 NE 9
PRECIP AMOUNT 0.00 0.19 0.27 0.13
PRECIP DURATION 2 3 6
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6670 1980
TRANSPORT WND (MPH) W 17 NE 13
VENT RATE (KT-FT) 100050 21780
MAX ADI EARLY 58 GEN GOOD 65 GOOD 27 FAIR 29 FAIR
MAX ADI LATE 6 VERY POOR 79 GOOD 13 GEN POOR 36 FAIR
MAX LVORI EARLY 3 3 6 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 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 AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. EAST WINDS
AROUND 5 MPH.
MDZ504-200815-
CENTRAL AND SOUTHEAST MONTGOMERY-
INCLUDING THE CITIES OF FOUR CORNERS, SILVER SPRING, GLENMONT,
BETHESDA, GAITHERSBURG, ASPEN HILL, AND ROCKVILLE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 80
CHANCE OF THUNDER (%) 0 60 60 20
TEMP (24H TREND) 71 (0) 94 (-2) 56 65
RH % (24H TREND) 69 (-8) 36 (+4) 89 65
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 7 G17 NE 10
WIND 20FT/LATE(MPH) SW 5 W 11 G19 N 6 NE 9
PRECIP AMOUNT 0.00 0.13 0.19 0.08
PRECIP DURATION 2 4 7
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 7820 1960
TRANSPORT WND (MPH) W 16 NE 13
VENT RATE (KT-FT) 109480 21560
MAX ADI EARLY 54 GEN GOOD 63 GOOD 24 FAIR 30 FAIR
MAX ADI LATE 5 VERY POOR 115 VERY GOOD14 GEN POOR 33 FAIR
MAX LVORI EARLY 3 3 5 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
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. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
MDZ006-200815-
NORTHERN BALTIMORE-
INCLUDING THE CITIES OF RANDALLSTOWN, LONG GREEN, GLYNDON,
REISTERSTOWN, OWINGS MILLS, COCKEYSVILLE, AND TIMONIUM
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 69 (0) 92 (-3) 53 64
RH % (24H TREND) 74 (-16) 41 (+5) 93 63
WIND 20FT/EARLY(MPH) SW 5 W 7 NW 8 NE 10
WIND 20FT/LATE(MPH) SW 5 W 12 G19 N 7 NE 8
PRECIP AMOUNT 0.00 0.17 0.18 0.13
PRECIP DURATION 2 3 6
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6460 2170
TRANSPORT WND (MPH) W 17 NE 12
VENT RATE (KT-FT) 96900 21700
MAX ADI EARLY 74 GOOD 72 GOOD 28 FAIR 29 FAIR
MAX ADI LATE 6 VERY POOR 78 GOOD 13 GEN POOR 34 FAIR
MAX LVORI EARLY 3 3 5 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 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. NORTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
MDZ005-200815-
CARROLL-
INCLUDING THE CITIES OF ELDERSBURG, GAMBER, AND WESTMINSTER
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 50 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 70 (0) 92 (-3) 53 64
RH % (24H TREND) 73 (-6) 43 (+7) 90 62
WIND 20FT/EARLY(MPH) SW 6 W 6 N 8 NE 10
WIND 20FT/LATE(MPH) SW 5 W 12 N 8 NE 9
PRECIP AMOUNT 0.00 0.17 0.16 0.13
PRECIP DURATION 2 4 7
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 5980 2180
TRANSPORT WND (MPH) W 17 NE 12
VENT RATE (KT-FT) 89700 21800
MAX ADI EARLY 65 GOOD 69 GOOD 37 FAIR 28 FAIR
MAX ADI LATE 6 VERY POOR 76 GOOD 14 GEN POOR 33 FAIR
MAX LVORI EARLY 3 3 5 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE LOWER 60S. EAST
WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 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. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. EAST WINDS
AROUND 5 MPH.
MDZ004-200815-
FREDERICK-
INCLUDING THE CITIES OF FREDERICK, BALLENGER CREEK, BUCKEYSTOWN,
AND PARK MILLS
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 50 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 69 (0) 93 (-2) 54 65
RH % (24H TREND) 77 (0) 41 (+5) 86 64
WIND 20FT/EARLY(MPH) SW 5 W 6 G17 NW 7 NE 10
WIND 20FT/LATE(MPH) LGT/VAR W 11 N 7 NE 8
PRECIP AMOUNT 0.00 0.19 0.18 0.15
PRECIP DURATION 2 5 6
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6130 2070
TRANSPORT WND (MPH) W 17 NE 13
VENT RATE (KT-FT) 91950 22770
MAX ADI EARLY 45 GEN GOOD 66 GOOD 32 FAIR 27 FAIR
MAX ADI LATE 5 VERY POOR 75 GOOD 13 GEN POOR 32 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 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 AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
MDZ003-200815-
WASHINGTON-
INCLUDING THE CITIES OF HAGERSTOWN AND HALFWAY
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 50 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 68 (0) 92 (-4) 53 66
RH % (24H TREND) 76 (-3) 43 (+8) 83 60
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 7 NE 9
WIND 20FT/LATE(MPH) LGT/VAR NW 10 N 7 NE 8
PRECIP AMOUNT 0.00 0.08 0.08 0.14
PRECIP DURATION 2 3 7
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6060 2180
TRANSPORT WND (MPH) W 17 NE 12
VENT RATE (KT-FT) 90900 21800
MAX ADI EARLY 46 GEN GOOD 78 GOOD 35 FAIR 29 FAIR
MAX ADI LATE 4 VERY POOR 76 GOOD 11 POOR 31 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 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. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS 5 TO 10 MPH.
VAZ053-200815-
FAIRFAX-
INCLUDING THE CITIES OF BURKE, FAIRFAX STATION, RESTON,
ANNANDALE, CHANTILLY, LANGLEY, AND MCLEAN
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 70 80
CHANCE OF THUNDER (%) 0 60 50 20
TEMP (24H TREND) 72 (+1) 95 (-2) 57 67
RH % (24H TREND) 68 (-8) 35 (+4) 89 64
WIND 20FT/EARLY(MPH) SW 5 W 5 NW 6 N 10 G17
WIND 20FT/LATE(MPH) SW 5 W 10 N 6 NE 9
PRECIP AMOUNT 0.00 0.13 0.17 0.05
PRECIP DURATION 2 4 7
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8200 2200
TRANSPORT WND (MPH) W 14 NE 15
VENT RATE (KT-FT) 98400 28600
MAX ADI EARLY 38 FAIR 59 GEN GOOD 27 FAIR 33 FAIR
MAX ADI LATE 5 VERY POOR 113 VERY GOOD12 POOR 36 FAIR
MAX LVORI EARLY 2 3 5 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. EAST 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 AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ527-200815-
CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK-
INCLUDING THE CITIES OF DALE CITY, INDEPENDENT HILL, ADEN,
MANASSAS, LAKE RIDGE, WOODBRIDGE, AND MONTCLAIR
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 70 80
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 70 (0) 96 (-2) 56 68
RH % (24H TREND) 68 (-10) 33 (+3) 92 64
WIND 20FT/EARLY(MPH) S 5 LGT/VAR N 6 N 9 G17
WIND 20FT/LATE(MPH) SW 5 W 9 G17 N 5 NE 9
PRECIP AMOUNT 0.00 0.12 0.16 0.05
PRECIP DURATION 2 5 7
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8010 2240
TRANSPORT WND (MPH) W 13 NE 16
VENT RATE (KT-FT) 88110 31360
MAX ADI EARLY 44 GEN GOOD 49 GEN GOOD 26 FAIR 34 FAIR
MAX ADI LATE 4 VERY POOR 102 VERY GOOD11 POOR 37 FAIR
MAX LVORI EARLY 3 3 5 5
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 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. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ051-200815-
CULPEPER-
INCLUDING THE CITIES OF CARDOVA, CATALPA, CULPEPER, REVA,
STEVENSBURG, WINSTON, AND RAPIDAN
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 80 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 69 (+1) 95 (-2) 56 67
RH % (24H TREND) 70 (-4) 35 (+5) 99 68
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR N 5 N 8
WIND 20FT/LATE(MPH) LGT/VAR W 8 N 5 N 9
PRECIP AMOUNT 0.00 0.15 0.29 0.04
PRECIP DURATION 2 5 9
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 8090 1990
TRANSPORT WND (MPH) SW 12 NE 15
VENT RATE (KT-FT) 80900 25870
MAX ADI EARLY 49 GEN GOOD 39 FAIR 31 FAIR 34 FAIR
MAX ADI LATE 4 VERY POOR 97 GOOD 8 POOR 38 FAIR
MAX LVORI EARLY 3 3 5 5
MAX LVORI LATE 3 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
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 MID 50S. HIGHS IN THE MID 70S.
NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
LIGHT AND VARIABLE WIND.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. EAST WINDS
AROUND 5 MPH.
VAZ050-200815-
ORANGE-
INCLUDING THE CITIES OF BURR HILL, EVERONA, LAHORE, MADISON RUN,
NASONS, ORANGE, AND UNIONVILLE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 70 60
CHANCE OF THUNDER (%) 0 40 40 20
TEMP (24H TREND) 69 (+1) 95 (-1) 57 68
RH % (24H TREND) 67 (-10) 31 (+2) 99 65
WIND 20FT/EARLY(MPH) S 5 SW 5 N 5 N 9 G17
WIND 20FT/LATE(MPH) SW 5 SW 8 N 5 NE 10
PRECIP AMOUNT 0.00 0.09 0.16 0.02
PRECIP DURATION 1 3 6
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8520 2070
TRANSPORT WND (MPH) W 13 NE 16
VENT RATE (KT-FT) 93720 28980
MAX ADI EARLY 73 GOOD 39 FAIR 41 GEN GOOD 31 FAIR
MAX ADI LATE 5 VERY POOR 109 VERY GOOD8 POOR 40 FAIR
MAX LVORI EARLY 2 3 5 6
MAX LVORI LATE 3 1 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE UPPER 60S. NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 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 AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. NORTHEAST
WINDS AROUND 5 MPH.
VAZ036-200815-
NELSON-
INCLUDING THE CITY OF GREENFIELD
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 50 70
CHANCE OF THUNDER (%) 0 0 40 20
TEMP (24H TREND) 66 (-1) 95 (+2) 60 71
RH % (24H TREND) 72 (+1) 32 (0) 100 64
WIND 20FT/EARLY(MPH) SW 5 SW 5 N 5 NE 7
WIND 20FT/LATE(MPH) SW 5 SW 8 LGT/VAR NE 10
PRECIP AMOUNT 0.00 0.00 0.10 0.03
PRECIP DURATION 3 8
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 8960 2070
TRANSPORT WND (MPH) W 12 NE 15
VENT RATE (KT-FT) 89600 26910
MAX ADI EARLY 88 GOOD 53 GEN GOOD 56 GEN GOOD 27 FAIR
MAX ADI LATE 4 VERY POOR 110 VERY GOOD6 VERY POOR 32 FAIR
MAX LVORI EARLY 3 3 4 6
MAX LVORI LATE 3 1 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 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 IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. EAST WINDS
AROUND 5 MPH.
VAZ037-200815-
ALBEMARLE-
INCLUDING THE CITIES OF CHARLOTTESVILLE AND OVERTON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 60 60
CHANCE OF THUNDER (%) 0 40 40 20
TEMP (24H TREND) 68 (0) 96 (0) 60 70
RH % (24H TREND) 68 (-3) 32 (+2) 99 67
WIND 20FT/EARLY(MPH) SW 6 SW 5 N 5 NE 8 G17
WIND 20FT/LATE(MPH) SW 5 SW 8 LGT/VAR NE 11
PRECIP AMOUNT 0.00 0.03 0.17 0.03
PRECIP DURATION 1 3 8
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 9070 2060
TRANSPORT WND (MPH) W 12 NE 15
VENT RATE (KT-FT) 90700 26780
MAX ADI EARLY 97 GOOD 51 GEN GOOD 49 GEN GOOD 27 FAIR
MAX ADI LATE 4 VERY POOR 115 VERY GOOD7 POOR 32 FAIR
MAX LVORI EARLY 3 3 5 6
MAX LVORI LATE 3 1 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS AROUND 70. NORTHEAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
EAST WINDS 5 TO 10 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 AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
VAZ038-200815-
GREENE-
INCLUDING THE CITY OF SHADY GROVE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 70 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 68 (0) 95 (0) 57 68
RH % (24H TREND) 71 (-4) 34 (+4) 99 70
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR LGT/VAR NE 7
WIND 20FT/LATE(MPH) LGT/VAR SW 8 LGT/VAR NE 10
PRECIP AMOUNT 0.00 0.08 0.24 0.05
PRECIP DURATION 1 4 8
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8730 1900
TRANSPORT WND (MPH) W 13 NE 15
VENT RATE (KT-FT) 96030 24700
MAX ADI EARLY 77 GOOD 53 GEN GOOD 30 FAIR 26 FAIR
MAX ADI LATE 4 VERY POOR 114 VERY GOOD6 VERY POOR 33 FAIR
MAX LVORI EARLY 2 3 5 6
MAX LVORI LATE 3 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. EAST
WINDS AROUND 5 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 AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. EAST WINDS
AROUND 5 MPH.
VAZ039-200815-
MADISON-
INCLUDING THE CITIES OF FORDSVILLE, FIVE FORKS, MADISON MILLS,
AND TWYMANS MILL
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 70 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 68 (0) 95 (0) 57 67
RH % (24H TREND) 70 (-3) 34 (+3) 100 70
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR N 5 NE 8
WIND 20FT/LATE(MPH) LGT/VAR SW 7 LGT/VAR NE 9
PRECIP AMOUNT 0.00 0.08 0.38 0.04
PRECIP DURATION 1 4 8
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8500 1900
TRANSPORT WND (MPH) W 13 NE 15
VENT RATE (KT-FT) 93500 24700
MAX ADI EARLY 60 GEN GOOD 46 GEN GOOD 31 FAIR 30 FAIR
MAX ADI LATE 4 VERY POOR 108 VERY GOOD8 POOR 35 FAIR
MAX LVORI EARLY 2 3 5 5
MAX LVORI LATE 3 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE UPPER 60S. NORTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 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. SOUTH
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
MDZ014-200815-
ANNE ARUNDEL-
INCLUDING THE CITIES OF GLEN BURNIE, ANNAPOLIS, RIDGEWAY, SEVERN,
SOUTH GATE, SEVERNA PARK, AND ARNOLD
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 71 (0) 96 (+1) 56 68
RH % (24H TREND) 72 (-11) 36 (-2) 96 60
WIND 20FT/EARLY(MPH) S 6 W 6 NW 6 NE 11 G20
WIND 20FT/LATE(MPH) SW 6 W 9 G17 N 6 NE 11 G20
PRECIP AMOUNT 0.00 0.13 0.22 0.05
PRECIP DURATION 1 4 6
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6960 2100
TRANSPORT WND (MPH) SW 14 NE 17
VENT RATE (KT-FT) 83520 31500
MAX ADI EARLY 20 GEN POOR 48 GEN GOOD 17 GEN POOR 34 FAIR
MAX ADI LATE 6 VERY POOR 77 GOOD 15 GEN POOR 35 FAIR
MAX LVORI EARLY 3 3 6 4
MAX LVORI LATE 3 2 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. EAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
MDZ017-200815-
ST. MARYS-
INCLUDING THE CITIES OF DAMERON, LEXINGTON PARK, PINEY POINT,
RIDGE, CALIFORNIA, CALLAWAY, AND SOTTERLEY
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 0 50 60 40
CHANCE OF THUNDER (%) 0 0 30 0
TEMP (24H TREND) 71 (-1) 96 (+2) 59 70
RH % (24H TREND) 72 (-14) 34 (-3) 99 57
WIND 20FT/EARLY(MPH) S 7 SW 8 N 7 NE 10 G23
WIND 20FT/LATE(MPH) SW 8 SW 9 G17 LGT/VAR NE 12 G23
PRECIP AMOUNT 0.00 0.03 0.14 0.02
PRECIP DURATION 1 4 2
PRECIP BEGIN 3 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 6170 2730
TRANSPORT WND (MPH) SW 10 NE 17
VENT RATE (KT-FT) 55530 40950
MAX ADI EARLY 22 FAIR 25 FAIR 18 GEN POOR 38 FAIR
MAX ADI LATE 10 POOR 49 GEN GOOD 8 POOR 40 FAIR
MAX LVORI EARLY 3 3 5 6
MAX LVORI LATE 3 2 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S. HIGHS
IN THE MID 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS AROUND 70. EAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.
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 IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
MDZ016-200815-
CHARLES-
INCLUDING THE CITIES OF ST. CHARLES AND WALDORF
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 70 70
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 71 (0) 97 (+2) 59 68
RH % (24H TREND) 70 (-9) 32 (0) 97 64
WIND 20FT/EARLY(MPH) S 6 SW 6 N 6 NE 9 G17
WIND 20FT/LATE(MPH) SW 6 SW 9 LGT/VAR NE 10
PRECIP AMOUNT 0.00 0.05 0.11 0.04
PRECIP DURATION 1 4 6
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 7880 2350
TRANSPORT WND (MPH) SW 13 NE 17
VENT RATE (KT-FT) 86680 35250
MAX ADI EARLY 49 GEN GOOD 37 FAIR 33 FAIR 36 FAIR
MAX ADI LATE 5 VERY POOR 97 GOOD 8 POOR 40 FAIR
MAX LVORI EARLY 3 3 6 6
MAX LVORI LATE 3 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 50S.
HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. NORTHEAST 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 A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
MDZ018-200815-
CALVERT-
INCLUDING THE CITIES OF COVE POINT, DRUM POINT, CHESAPEAKE BEACH,
MOUNT HARMONY, BROOMES ISLAND, LONG BEACH, AND DUNKIRK
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 70 60
CHANCE OF THUNDER (%) 0 0 40 0
TEMP (24H TREND) 72 (-1) 97 (+1) 59 70
RH % (24H TREND) 66 (-14) 33 (-1) 91 57
WIND 20FT/EARLY(MPH) S 7 SW 7 NW 6 NE 11 G20
WIND 20FT/LATE(MPH) SW 8 SW 9 N 5 NE 12 G20
PRECIP AMOUNT 0.00 0.03 0.16 0.05
PRECIP DURATION 1 4 6
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6080 2560
TRANSPORT WND (MPH) SW 9 NE 20
VENT RATE (KT-FT) 48640 43520
MAX ADI EARLY 23 FAIR 22 FAIR 15 GEN POOR 39 FAIR
MAX ADI LATE 9 POOR 47 GEN GOOD 9 POOR 40 FAIR
MAX LVORI EARLY 2 3 5 4
MAX LVORI LATE 3 2 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S. HIGHS
IN THE MID 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS AROUND 70. EAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.
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 AROUND 80. NORTHEAST WINDS AROUND 5 MPH.
MDZ011-200815-
SOUTHERN BALTIMORE-
INCLUDING THE CITIES OF BALTIMORE, FELLS POINT, AND PARK HEIGHTS
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 70 (0) 95 (0) 55 67
RH % (24H TREND) 72 (-16) 37 (+1) 94 61
WIND 20FT/EARLY(MPH) SW 6 W 6 NW 7 G17 NE 10
WIND 20FT/LATE(MPH) LGT/VAR W 11 G19 N 7 NE 9 G17
PRECIP AMOUNT 0.00 0.19 0.25 0.11
PRECIP DURATION 2 4 6
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 5 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 7560 2040
TRANSPORT WND (MPH) W 16 NE 15
VENT RATE (KT-FT) 105840 26520
MAX ADI EARLY 59 GEN GOOD 69 GOOD 27 FAIR 33 FAIR
MAX ADI LATE 6 VERY POOR 91 GOOD 17 GEN POOR 34 FAIR
MAX LVORI EARLY 3 3 6 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
EAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 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 UPPER 70S. EAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
MDZ013-200815-
PRINCE GEORGES-
INCLUDING THE CITIES OF BOWIE, SUITLAND-SILVER HILL, CLINTON,
COLLEGE PARK, TANTALLON, GREENBELT, AND MONTPELIER
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 70 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 72 (0) 96 (0) 57 66
RH % (24H TREND) 67 (-9) 35 (+3) 93 64
WIND 20FT/EARLY(MPH) S 6 W 6 NW 6 NE 10
WIND 20FT/LATE(MPH) SW 6 W 10 N 5 NE 10
PRECIP AMOUNT 0.00 0.08 0.16 0.05
PRECIP DURATION 1 4 6
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7890 2140
TRANSPORT WND (MPH) W 14 NE 17
VENT RATE (KT-FT) 94680 32100
MAX ADI EARLY 43 GEN GOOD 56 GEN GOOD 28 FAIR 35 FAIR
MAX ADI LATE 6 VERY POOR 107 VERY GOOD10 POOR 36 FAIR
MAX LVORI EARLY 3 3 5 5
MAX LVORI LATE 3 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
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. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ040-200815-
RAPPAHANNOCK-
INCLUDING THE CITIES OF CASTLETON, FIVE FORKS, FLINT HILL,
HACKLEYS CROSSROADS, ROCK MILLS, AND WASHINGTON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 80 80
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 68 (0) 94 (-2) 55 65
RH % (24H TREND) 70 (+2) 36 (+5) 99 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR N 5 N 8
WIND 20FT/LATE(MPH) LGT/VAR W 7 N 5 NE 8
PRECIP AMOUNT 0.00 0.19 0.49 0.08
PRECIP DURATION 2 7 9
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7750 1840
TRANSPORT WND (MPH) W 13 NE 14
VENT RATE (KT-FT) 85250 22080
MAX ADI EARLY 34 FAIR 65 GOOD 19 GEN POOR 31 FAIR
MAX ADI LATE 4 VERY POOR 101 VERY GOOD8 POOR 32 FAIR
MAX LVORI EARLY 3 3 5 5
MAX LVORI LATE 3 2 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE UPPER 60S. EAST 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 UPPER 50S. HIGHS IN THE UPPER 70S.
LIGHT AND VARIABLE WIND.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
DCZ001-200815-
DISTRICT OF COLUMBIA-
INCLUDING THE CITIES OF ADAMS MORGAN AND WASHINGTON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 70 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 73 (+1) 95 (-2) 58 67
RH % (24H TREND) 66 (-7) 35 (+5) 87 63
WIND 20FT/EARLY(MPH) SW 6 W 6 NW 6 NE 10
WIND 20FT/LATE(MPH) SW 5 W 10 N 6 NE 9
PRECIP AMOUNT 0.00 0.10 0.13 0.04
PRECIP DURATION 1 5 6
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 8530 2040
TRANSPORT WND (MPH) W 15 NE 15
VENT RATE (KT-FT) 110890 26520
MAX ADI EARLY 42 GEN GOOD 70 GOOD 35 FAIR 37 FAIR
MAX ADI LATE 6 VERY POOR 126 VERY GOOD14 GEN POOR 36 FAIR
MAX LVORI EARLY 2 3 5 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. EAST 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 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
VAZ504-200815-
EASTERN HIGHLAND-
INCLUDING THE CITIES OF CLOVER CREEK, LIBERTY, MCDOWELL,
MONTEREY, MUSTOE, POSSUM TROT, AND SIRONS MILL
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 70 90
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 62 (-1) 88 (-1) 56 68
RH % (24H TREND) 76 (-5) 37 (+4) 100 74
WIND 20FT/EARLY(MPH) SW 5 W 7 NW 5 E 5
WIND 20FT/LATE(MPH) W 5 W 9 LGT/VAR E 8
PRECIP AMOUNT 0.00 0.02 0.16 0.32
PRECIP DURATION 1 5 12
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7340 1500
TRANSPORT WND (MPH) W 16 E 10
VENT RATE (KT-FT) 102760 13500
MAX ADI EARLY 105 VERY GOOD105 VERY GOOD51 GEN GOOD 15 GEN POOR
MAX ADI LATE 5 VERY POOR 123 VERY GOOD5 VERY POOR 23 FAIR
MAX LVORI EARLY 3 4 5 8
MAX LVORI LATE 4 1 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S.
EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
50. HIGHS AROUND 70. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 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 UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHEAST
WINDS 5 TO 10 MPH.
VAZ027-200815-
SHENANDOAH-
INCLUDING THE CITIES OF CLARY, STRASBURG, ALONZAVILLE, WOODSTOCK,
HAWKINSTOWN, MOUNT CLIFTON, AND MOUNT JACKSON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 70 80
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 67 (-1) 92 (-2) 53 66
RH % (24H TREND) 71 (-3) 37 (+5) 99 69
WIND 20FT/EARLY(MPH) SW 5 W 5 N 5 NE 7
WIND 20FT/LATE(MPH) SW 5 W 8 LGT/VAR NE 8
PRECIP AMOUNT 0.00 0.09 0.47 0.14
PRECIP DURATION 2 8 11
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7140 1840
TRANSPORT WND (MPH) W 15 NE 13
VENT RATE (KT-FT) 92820 20240
MAX ADI EARLY 27 FAIR 87 GOOD 18 GEN POOR 28 FAIR
MAX ADI LATE 4 VERY POOR 110 VERY GOOD7 POOR 29 FAIR
MAX LVORI EARLY 2 3 4 5
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE UPPER 60S. EAST 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.
SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
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.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
VAZ505-200815-
WESTERN LOUDOUN-
INCLUDING THE CITY OF LUCKETTS
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 60 60 20
TEMP (24H TREND) 69 (-1) 93 (-4) 54 64
RH % (24H TREND) 74 (0) 37 (+4) 89 67
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 6 N 9
WIND 20FT/LATE(MPH) LGT/VAR W 10 N 6 NE 8
PRECIP AMOUNT 0.00 0.26 0.37 0.11
PRECIP DURATION 3 6 6
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6920 1970
TRANSPORT WND (MPH) W 15 NE 13
VENT RATE (KT-FT) 89960 21670
MAX ADI EARLY 39 FAIR 69 GOOD 31 FAIR 30 FAIR
MAX ADI LATE 5 VERY POOR 105 VERY GOOD11 POOR 33 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ028-200815-
FREDERICK-
INCLUDING THE CITIES OF ALBIN, CEDAR GROVE, GAINESBORO,
AND WINCHESTER
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 80
CHANCE OF THUNDER (%) 0 50 20 20
TEMP (24H TREND) 69 (0) 92 (-3) 53 64
RH % (24H TREND) 71 (-10) 39 (+6) 90 70
WIND 20FT/EARLY(MPH) SW 5 W 7 NW 6 NE 7
WIND 20FT/LATE(MPH) LGT/VAR W 9 N 6 NE 7
PRECIP AMOUNT 0.00 0.17 0.27 0.17
PRECIP DURATION 3 6 8
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7070 1930
TRANSPORT WND (MPH) W 17 NE 12
VENT RATE (KT-FT) 106050 19300
MAX ADI EARLY 43 GEN GOOD 90 GOOD 35 FAIR 31 FAIR
MAX ADI LATE 4 VERY POOR 123 VERY GOOD8 POOR 32 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS AROUND 60. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.
HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
VAZ025-200815-
AUGUSTA-
INCLUDING THE CITIES OF CHRISTIAN, CHURCHVILLE, STAUNTON,
WAYNESBORO, SPOTTSWOOD, AND STUARTS DRAFT
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 60 90
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 64 (-2) 91 (0) 57 67
RH % (24H TREND) 72 (-1) 34 (+1) 98 73
WIND 20FT/EARLY(MPH) SW 6 W 5 N 5 NE 7
WIND 20FT/LATE(MPH) SW 5 W 9 LGT/VAR NE 9
PRECIP AMOUNT 0.00 0.03 0.26 0.16
PRECIP DURATION 1 6 11
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7770 1810
TRANSPORT WND (MPH) W 15 NE 14
VENT RATE (KT-FT) 101010 21720
MAX ADI EARLY 71 GOOD 80 GOOD 46 GEN GOOD 22 FAIR
MAX ADI LATE 4 VERY POOR 113 VERY GOOD6 VERY POOR 29 FAIR
MAX LVORI EARLY 2 3 4 6
MAX LVORI LATE 3 1 5 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS AROUND 70. SOUTHEAST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 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 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.
SOUTHEAST WINDS 5 TO 10 MPH.
VAZ502-200815-
SOUTHERN FAUQUIER-
INCLUDING THE CITY OF TURNBULL
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 80 70 80
CHANCE OF THUNDER (%) 0 50 40 20
TEMP (24H TREND) 69 (+1) 96 (-1) 56 67
RH % (24H TREND) 70 (-7) 33 (+3) 96 66
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR N 6 N 9
WIND 20FT/LATE(MPH) LGT/VAR W 8 N 5 NE 9
PRECIP AMOUNT 0.00 0.09 0.17 0.04
PRECIP DURATION 2 5 7
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7990 1960
TRANSPORT WND (MPH) W 12 NE 15
VENT RATE (KT-FT) 79900 25480
MAX ADI EARLY 42 GEN GOOD 42 GEN GOOD 27 FAIR 31 FAIR
MAX ADI LATE 4 VERY POOR 94 GOOD 12 POOR 38 FAIR
MAX LVORI EARLY 3 3 6 5
MAX LVORI LATE 3 1 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S. EAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.
HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. NORTHEAST
WINDS AROUND 5 MPH.
VAZ026-200815-
ROCKINGHAM-
INCLUDING THE CITIES OF HARRISONBURG AND LINVILLE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 70 80
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 65 (-1) 92 (0) 54 66
RH % (24H TREND) 73 (0) 37 (+5) 100 74
WIND 20FT/EARLY(MPH) SW 5 W 5 N 5 NE 6
WIND 20FT/LATE(MPH) SW 5 W 8 LGT/VAR NE 9
PRECIP AMOUNT 0.00 0.06 0.43 0.15
PRECIP DURATION 1 7 10
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7790 1770
TRANSPORT WND (MPH) W 13 NE 13
VENT RATE (KT-FT) 85690 19470
MAX ADI EARLY 42 GEN GOOD 79 GOOD 25 FAIR 22 FAIR
MAX ADI LATE 4 VERY POOR 104 VERY GOOD6 VERY POOR 28 FAIR
MAX LVORI EARLY 3 3 5 6
MAX LVORI LATE 3 1 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS AROUND 60. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
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.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS AROUND 5 MPH.
VAZ503-200815-
WESTERN HIGHLAND-
INCLUDING THE CITIES OF HIGHTOWN, MILL GAP, AND NEW HAMPDEN
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 70 90
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 60 (-2) 85 (-1) 54 66
RH % (24H TREND) 78 (-1) 42 (+7) 99 76
WIND 20FT/EARLY(MPH) SW 7 W 9 G17 NW 6 LGT/VAR
WIND 20FT/LATE(MPH) W 7 W 10 LGT/VAR E 7
PRECIP AMOUNT 0.00 0.02 0.10 0.41
PRECIP DURATION 1 5 11
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6280 1470
TRANSPORT WND (MPH) W 18 E 9
VENT RATE (KT-FT) 100480 11760
MAX ADI EARLY 83 GOOD 90 GOOD 46 GEN GOOD 14 GEN POOR
MAX ADI LATE 7 POOR 118 VERY GOOD4 VERY POOR 18 GEN POOR
MAX LVORI EARLY 3 4 5 8
MAX LVORI LATE 4 1 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 60S. SOUTH 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 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 AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. SOUTH
WINDS AROUND 5 MPH.
VAZ508-200815-
CENTRAL VIRGINIA BLUE RIDGE-
INCLUDING THE CITY OF MONTEBELLO
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 40 60 80
CHANCE OF THUNDER (%) 0 40 40 20
TEMP (24H TREND) 67 (-1) 89 (+2) 56 66
RH % (24H TREND) 60 (-7) 33 (-1) 95 69
WIND 20FT/EARLY(MPH) SW 7 W 7 NW 6 NE 7
WIND 20FT/LATE(MPH) W 8 SW 9 LGT/VAR NE 10
PRECIP AMOUNT 0.00 0.03 0.16 0.08
PRECIP DURATION 1 5 10
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 8240 1780
TRANSPORT WND (MPH) W 14 NE 13
VENT RATE (KT-FT) 98880 19580
MAX ADI EARLY 78 GOOD 68 GOOD 47 GEN GOOD 20 GEN POOR
MAX ADI LATE 7 POOR 113 VERY GOOD6 VERY POOR 26 FAIR
MAX LVORI EARLY 2 3 4 5
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 50S.
EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE LOWER 70S. SOUTHEAST
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 AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 70S. EAST
WINDS AROUND 5 MPH.
VAZ506-200815-
EASTERN LOUDOUN-
INCLUDING THE CITIES OF GLEEDSVILLE, LEESBURG,
DULLES INTERNATIONAL AIRPORT, OAK GROVE, STERLING PARK,
AND COUNTRYSIDE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 80 70 80
CHANCE OF THUNDER (%) 0 60 50 20
TEMP (24H TREND) 70 (0) 95 (-2) 55 65
RH % (24H TREND) 73 (0) 36 (+4) 90 67
WIND 20FT/EARLY(MPH) SW 5 W 5 NW 7 N 10
WIND 20FT/LATE(MPH) LGT/VAR W 10 N 6 NE 9
PRECIP AMOUNT 0.00 0.21 0.32 0.07
PRECIP DURATION 3 5 7
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7200 1990
TRANSPORT WND (MPH) W 14 NE 13
VENT RATE (KT-FT) 86400 21890
MAX ADI EARLY 40 FAIR 63 GOOD 22 FAIR 30 FAIR
MAX ADI LATE 5 VERY POOR 107 VERY GOOD13 GEN POOR 36 FAIR
MAX LVORI EARLY 3 3 5 4
MAX LVORI LATE 3 2 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S.
EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 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. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ507-200815-
NORTHERN VIRGINIA BLUE RIDGE-
INCLUDING THE CITIES OF CHESTER GAP AND SKYLAND
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 70 80
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 67 (-1) 90 (0) 52 63
RH % (24H TREND) 68 (+2) 37 (+5) 99 75
WIND 20FT/EARLY(MPH) SW 7 W 7 NW 6 NE 7
WIND 20FT/LATE(MPH) W 8 W 9 NE 5 NE 9
PRECIP AMOUNT 0.00 0.10 0.47 0.09
PRECIP DURATION 1 5 9
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7840 1770
TRANSPORT WND (MPH) W 14 NE 12
VENT RATE (KT-FT) 94080 17700
MAX ADI EARLY 31 FAIR 66 GOOD 19 GEN POOR 23 FAIR
MAX ADI LATE 6 VERY POOR 103 VERY GOOD7 POOR 26 FAIR
MAX LVORI EARLY 2 3 5 5
MAX LVORI LATE 3 2 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 50S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST WINDS
5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 70S.
SOUTHEAST 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 AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S. EAST
WINDS 5 TO 10 MPH.
VAZ501-200815-
NORTHERN FAUQUIER-
INCLUDING THE CITIES OF AIRLIE, BETHEL, AND WARRENTON
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 80 70 80
CHANCE OF THUNDER (%) 0 60 50 20
TEMP (24H TREND) 69 (0) 94 (-2) 55 65
RH % (24H TREND) 71 (-3) 36 (+4) 93 68
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR N 6 N 9
WIND 20FT/LATE(MPH) LGT/VAR W 9 N 6 NE 8
PRECIP AMOUNT 0.00 0.24 0.41 0.08
PRECIP DURATION 2 5 9
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7350 1950
TRANSPORT WND (MPH) W 13 NE 14
VENT RATE (KT-FT) 80850 23400
MAX ADI EARLY 29 FAIR 65 GOOD 16 GEN POOR 31 FAIR
MAX ADI LATE 5 VERY POOR 98 GOOD 12 POOR 33 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 2 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S. EAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.
HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
VAZ029-200815-
PAGE-
INCLUDING THE CITIES OF COMPTON, FAIRVIEW, HAMBURG, KIMBALL,
LURAY, RILEYVILLE, AND INGHAM
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 70 80
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 68 (0) 93 (-2) 54 66
RH % (24H TREND) 67 (0) 36 (+6) 99 70
WIND 20FT/EARLY(MPH) SW 5 W 5 N 5 NE 7
WIND 20FT/LATE(MPH) SW 5 W 8 LGT/VAR NE 8
PRECIP AMOUNT 0.00 0.13 0.42 0.10
PRECIP DURATION 1 8 10
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7420 1790
TRANSPORT WND (MPH) W 13 NE 13
VENT RATE (KT-FT) 81620 19690
MAX ADI EARLY 15 GEN POOR 70 GOOD 12 POOR 26 FAIR
MAX ADI LATE 4 VERY POOR 96 GOOD 7 POOR 27 FAIR
MAX LVORI EARLY 2 3 4 5
MAX LVORI LATE 3 2 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE UPPER 60S. SOUTHEAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHEAST 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 A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. EAST WINDS
AROUND 5 MPH.
WVZ506-200815-
EASTERN PENDLETON-
INCLUDING THE CITIES OF BRANDYWINE, FRANKLIN, OAK FLAT, RUDDLE,
AND SUGAR GROVE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 40 60 90
CHANCE OF THUNDER (%) 0 40 50 20
TEMP (24H TREND) 64 (-1) 89 (-1) 55 66
RH % (24H TREND) 73 (-2) 38 (+6) 97 71
WIND 20FT/EARLY(MPH) SW 6 W 7 NW 5 NE 5
WIND 20FT/LATE(MPH) SW 5 W 9 LGT/VAR NE 6
PRECIP AMOUNT 0.00 0.02 0.23 0.27
PRECIP DURATION 1 6 12
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6910 1560
TRANSPORT WND (MPH) W 17 NE 12
VENT RATE (KT-FT) 103650 15600
MAX ADI EARLY 68 GOOD 108 VERY GOOD51 GEN GOOD 17 GEN POOR
MAX ADI LATE 5 VERY POOR 128 VERY GOOD4 VERY POOR 22 FAIR
MAX LVORI EARLY 3 3 5 6
MAX LVORI LATE 3 1 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTH 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 UPPER 70S.
SOUTHEAST WINDS AROUND 5 MPH.
VAZ031-200815-
CLARKE-
INCLUDING THE CITIES OF BERRYVILLE AND STRINGTOWN
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 80 70 70
CHANCE OF THUNDER (%) 0 60 60 20
TEMP (24H TREND) 68 (-1) 94 (-2) 54 65
RH % (24H TREND) 73 (+3) 37 (+5) 91 67
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 6 N 8
WIND 20FT/LATE(MPH) LGT/VAR NW 9 N 6 NE 8
PRECIP AMOUNT 0.00 0.24 0.44 0.12
PRECIP DURATION 3 6 6
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7020 1900
TRANSPORT WND (MPH) W 15 NE 14
VENT RATE (KT-FT) 91260 22800
MAX ADI EARLY 29 FAIR 77 GOOD 26 FAIR 32 FAIR
MAX ADI LATE 5 VERY POOR 109 VERY GOOD10 POOR 31 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S. EAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS AROUND 5 MPH.
WVZ053-200815-
JEFFERSON-
INCLUDING THE CITIES OF RANSON, SHENANDOAH JUNCTION, BLOOMERY,
CHARLES TOWN, MIDDLEWAY, BAKERTON, AND MILLVILLE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 60 60 20
TEMP (24H TREND) 68 (0) 93 (-3) 54 64
RH % (24H TREND) 77 (+3) 39 (+5) 87 66
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 7 N 8
WIND 20FT/LATE(MPH) LGT/VAR W 10 N 6 NE 8
PRECIP AMOUNT 0.00 0.14 0.23 0.15
PRECIP DURATION 2 6 7
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6470 2130
TRANSPORT WND (MPH) W 16 NE 12
VENT RATE (KT-FT) 90580 21300
MAX ADI EARLY 33 FAIR 81 GOOD 31 FAIR 30 FAIR
MAX ADI LATE 5 VERY POOR 102 VERY GOOD9 POOR 31 FAIR
MAX LVORI EARLY 3 3 4 5
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE LOWER 60S. EAST
WINDS 5 TO 10 MPH.
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. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. NORTHEAST
WINDS AROUND 5 MPH.
VAZ030-200815-
WARREN-
INCLUDING THE CITIES OF ARCO, BENTONVILLE, BUCKTON, CEDARVILLE,
FRONT ROYAL, GLEN ECHO, AND HOWELLSVILLE
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 70 80
CHANCE OF THUNDER (%) 0 60 60 20
TEMP (24H TREND) 69 (-2) 94 (-2) 55 65
RH % (24H TREND) 65 (+1) 35 (+4) 91 68
WIND 20FT/EARLY(MPH) SW 5 W 5 N 5 NE 7
WIND 20FT/LATE(MPH) SW 5 W 8 LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.16 0.35 0.11
PRECIP DURATION 2 7 10
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 7440 1880
TRANSPORT WND (MPH) W 14 NE 13
VENT RATE (KT-FT) 89280 20680
MAX ADI EARLY 31 FAIR 80 GOOD 16 GEN POOR 28 FAIR
MAX ADI LATE 4 VERY POOR 107 VERY GOOD8 POOR 29 FAIR
MAX LVORI EARLY 2 3 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. EAST
WINDS AROUND 5 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 AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. NORTHEAST
WINDS AROUND 5 MPH.
WVZ052-200815-
BERKELEY-
INCLUDING THE CITY OF MARTINSBURG
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 60 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 69 (+1) 92 (-4) 53 65
RH % (24H TREND) 76 (-5) 41 (+8) 85 65
WIND 20FT/EARLY(MPH) SW 5 W 6 NW 7 NE 8
WIND 20FT/LATE(MPH) LGT/VAR NW 10 N 7 NE 8
PRECIP AMOUNT 0.00 0.06 0.10 0.16
PRECIP DURATION 2 5 7
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6310 2120
TRANSPORT WND (MPH) W 17 NE 12
VENT RATE (KT-FT) 94650 21200
MAX ADI EARLY 41 GEN GOOD 88 GOOD 38 FAIR 31 FAIR
MAX ADI LATE 4 VERY POOR 100 GOOD 12 POOR 33 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS AROUND 50. HIGHS AROUND 60. EAST WINDS
5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.
HIGHS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
WVZ051-200815-
MORGAN-
INCLUDING THE CITIES OF HANCOCK, SHADY GROVE, BERKELEY SPGS,
BERRYVILLE, SMITH CROSSROADS, MAGNOLIA, AND PAW PAW
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 60 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 68 (+1) 91 (-4) 53 64
RH % (24H TREND) 74 (-9) 43 (+10) 84 63
WIND 20FT/EARLY(MPH) SW 5 W 7 NW 7 NE 7
WIND 20FT/LATE(MPH) LGT/VAR W 10 N 6 NE 7
PRECIP AMOUNT 0.00 0.04 0.13 0.16
PRECIP DURATION 2 5 7
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6110 2150
TRANSPORT WND (MPH) W 18 E 12
VENT RATE (KT-FT) 97760 21500
MAX ADI EARLY 55 GEN GOOD 88 GOOD 55 GEN GOOD 29 FAIR
MAX ADI LATE 4 VERY POOR 117 VERY GOOD8 POOR 30 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 50S. EAST
WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.
HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
WVZ050-200815-
HAMPSHIRE-
INCLUDING THE CITIES OF PURGITSVILLE, FRENCHBURG, ROMNEY,
THREE CHURCHES, WAPOCOMO, POINTS, AND SPRINGFIELD
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 60 70
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 67 (-1) 89 (-4) 52 63
RH % (24H TREND) 73 (-13) 43 (+10) 90 64
WIND 20FT/EARLY(MPH) SW 5 W 7 N 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR W 10 N 5 NE 7
PRECIP AMOUNT 0.00 0.07 0.19 0.19
PRECIP DURATION 3 6 7
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6250 2010
TRANSPORT WND (MPH) W 17 E 10
VENT RATE (KT-FT) 93750 18090
MAX ADI EARLY 58 GEN GOOD 88 GOOD 47 GEN GOOD 25 FAIR
MAX ADI LATE 5 VERY POOR 112 VERY GOOD7 POOR 26 FAIR
MAX LVORI EARLY 3 3 4 5
MAX LVORI LATE 3 1 4 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE UPPER 50S. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. 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. 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 UPPER 50S. HIGHS IN THE UPPER 70S.
WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
WVZ055-200815-
HARDY-
INCLUDING THE CITIES OF BRAKE, BEAN SETTLEMENT, FISHER, MCNEILL,
AND MOOREFIELD
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY CLOUDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 50 60 80
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 67 (-2) 90 (-2) 53 64
RH % (24H TREND) 69 (-7) 41 (+8) 94 68
WIND 20FT/EARLY(MPH) SW 6 W 6 N 5 NE 5
WIND 20FT/LATE(MPH) SW 5 W 9 LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.03 0.26 0.19
PRECIP DURATION 1 5 11
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 6450 1780
TRANSPORT WND (MPH) W 17 NE 12
VENT RATE (KT-FT) 96750 17800
MAX ADI EARLY 52 GEN GOOD 92 GOOD 39 FAIR 21 FAIR
MAX ADI LATE 5 VERY POOR 114 VERY GOOD6 VERY POOR 24 FAIR
MAX LVORI EARLY 3 3 4 5
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE UPPER 50S. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST 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 AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
MDZ509-200815-
WESTERN GARRETT-
INCLUDING THE CITIES OF MOUNTAIN LAKE PARK AND OAKLAND
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 70
CHANCE OF THUNDER (%) 0 50 30 0
TEMP (24H TREND) 63 (-2) 78 (-6) 50 62
RH % (24H TREND) 84 (+4) 66 (+19) 98 65
WIND 20FT/EARLY(MPH) SW 9 G17 W 10 G17 NW 6 E 6
WIND 20FT/LATE(MPH) W 9 W 11 LGT/VAR E 9
PRECIP AMOUNT 0.00 0.11 0.19 0.14
PRECIP DURATION 4 5 7
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 3680 1540
TRANSPORT WND (MPH) W 20 E 14
VENT RATE (KT-FT) 62560 18480
MAX ADI EARLY 49 GEN GOOD 43 GEN GOOD 30 FAIR 20 GEN POOR
MAX ADI LATE 11 POOR 51 GEN GOOD 5 VERY POOR 27 FAIR
MAX LVORI EARLY 3 4 6 6
MAX LVORI LATE 4 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. 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 LOWER 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. WEST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTHEAST
WINDS 5 TO 10 MPH.
MDZ510-200815-
EASTERN GARRETT-
INCLUDING THE CITIES OF GRANTSVILLE AND KITZMILLER
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 60 70
CHANCE OF THUNDER (%) 0 50 30 0
TEMP (24H TREND) 65 (-1) 81 (-5) 49 61
RH % (24H TREND) 78 (-4) 56 (+13) 91 61
WIND 20FT/EARLY(MPH) SW 8 W 10 G19 NW 7 E 6
WIND 20FT/LATE(MPH) W 9 G17 W 12 G19 LGT/VAR E 8
PRECIP AMOUNT 0.00 0.05 0.20 0.13
PRECIP DURATION 4 4 7
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4430 1630
TRANSPORT WND (MPH) W 21 E 13
VENT RATE (KT-FT) 79740 17930
MAX ADI EARLY 60 GEN GOOD 48 GEN GOOD 36 FAIR 20 GEN POOR
MAX ADI LATE 13 GEN POOR 57 GEN GOOD 5 VERY POOR 26 FAIR
MAX LVORI EARLY 3 4 5 5
MAX LVORI LATE 4 3 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. SOUTHEAST WINDS 15 TO 20 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 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. WEST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
MDZ008-VAZ526-200815-
CECIL-NORTHWEST PRINCE WILLIAM-
INCLUDING THE CITIES OF ANDORA, APPLETON, BARKSDALE, BAY VIEW,
BLAKE, BOHEMIAS MILLS, BRANTWOOD, HAYMARKET, AND WOOLSEY
344 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 60 60
CHANCE OF THUNDER (%) 0 50 50 20
TEMP (24H TREND) 69 (0) 94 (-1) 54 67
RH % (24H TREND) 73 (-15) 37 (+1) 92 61
WIND 20FT/EARLY(MPH) SW 8 W 6 NW 7 N 10
WIND 20FT/LATE(MPH) SW 5 W 11 N 7 NE 8
PRECIP AMOUNT 0.00 0.21 0.24 0.11
PRECIP DURATION 1 5 6
PRECIP BEGIN 2 PM CONTINUING 6 AM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 7000 2130
TRANSPORT WND (MPH) W 16 NE 10
VENT RATE (KT-FT) 98000 19170
MAX ADI EARLY 49 GEN GOOD 59 GEN GOOD 28 FAIR 27 FAIR
MAX ADI LATE 7 POOR 78 GOOD 13 GEN POOR 31 FAIR
MAX LVORI EARLY 3 3 5 4
MAX LVORI LATE 3 1 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH.
SATURDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.
HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION NEAR NORMAL.
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