928
FNUS51 KLWX 191831
FWFLWX
FIRE WEATHER PLANNING FORECAST FOR W AND CTL MD
..E WV...N VA
DC
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
230 PM EDT WED AUG 19 2026
DISCUSSION
HIGH PRESSURE MOVES OFF THE EAST COAST TONIGHT AS A COLD FRONT
SLOWLY APPROACHES THE REGION FROM THE NORTHWEST, TRIGGERING AN
INCREASED COVERAGE OF SHOWERS AND THUNDERSTORMS. THE FRONTAL
BOUNDARY IS EXPECTED TO STALL ACROSS THE AREA FROM FRIDAY INTO THE
UPCOMING WEEKEND WITH UNSETTLED AND SHOWERY WEATHER LIKELY TO
PERSIST.
VAZ054-200800-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-
INCLUDING THE CITIES OF REAGAN NATIONAL AIRPORT, ARLINGTON,
BALLSTON, BARCROFT, CHERRYDALE, RIVERCREST, AND ROSSLYN
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 30
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 72 (+3) 87 (-3) 68 83
RH % (24H TREND) 85 (+2) 60 (+18) 96 66
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 5 LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.18 0.11 0.00
PRECIP DURATION 3 3 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4720 3900
TRANSPORT WND (MPH) SW 12 NE 8
VENT RATE (KT-FT) 47200 27300
MAX ADI EARLY 55 GEN GOOD 28 FAIR 25 FAIR 31 FAIR
MAX ADI LATE 3 VERY POOR 45 GEN GOOD 5 VERY POOR 32 FAIR
MAX LVORI EARLY 3 5 5 6
MAX LVORI LATE 4 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE LOWER 80S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 70. HIGHS IN THE MID 80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ055-200800-
STAFFORD-
INCLUDING THE CITIES OF ARKENDALE, GARRISONVILLE, SHILOH,
WIDEWATER, BROOKFIELD, FALMOUTH, AND GLENDIE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 60 40
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 70 (+3) 87 (-2) 66 84
RH % (24H TREND) 94 (-3) 64 (+19) 100 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.14 0.05
PRECIP DURATION 2 3 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5510 4060
TRANSPORT WND (MPH) SW 12 NE 7
VENT RATE (KT-FT) 55100 24360
MAX ADI EARLY 29 FAIR 29 FAIR 22 FAIR 26 FAIR
MAX ADI LATE 3 VERY POOR 49 GEN GOOD 4 VERY POOR 31 FAIR
MAX LVORI EARLY 4 6 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. NORTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. NORTHWEST WINDS
AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
VAZ056-200800-
SPOTSYLVANIA-
INCLUDING THE CITY OF FREDERICKSBURG
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 50 50
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 69 (+1) 87 (-2) 66 83
RH % (24H TREND) 98 (+2) 64 (+18) 100 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.06 0.15 0.07
PRECIP DURATION 1 2 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5740 3650
TRANSPORT WND (MPH) SW 12 NE 7
VENT RATE (KT-FT) 57400 21900
MAX ADI EARLY 29 FAIR 27 FAIR 29 FAIR 24 FAIR
MAX ADI LATE 3 VERY POOR 76 GOOD 4 VERY POOR 28 FAIR
MAX LVORI EARLY 4 7 9 9
MAX LVORI LATE 6 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE MID 80S. NORTHWEST WINDS AROUND
5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
VAZ057-200800-
KING GEORGE-
INCLUDING THE CITIES OF ROLLINS FORK AND DAHLGREN
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 40
CHANCE OF THUNDER (%) 0 40 50 0
TEMP (24H TREND) 71 (+2) 87 (-1) 68 83
RH % (24H TREND) 97 (+5) 66 (+18) 100 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.12 0.25 0.09
PRECIP DURATION 2 3 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4700 3510
TRANSPORT WND (MPH) SW 12 NE 7
VENT RATE (KT-FT) 47000 21060
MAX ADI EARLY 16 GEN POOR 29 FAIR 19 GEN POOR 28 FAIR
MAX ADI LATE 3 VERY POOR 56 GEN GOOD 5 VERY POOR 28 FAIR
MAX LVORI EARLY 5 7 9 9
MAX LVORI LATE 7 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. NORTHWEST WINDS
AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
WVZ502-200800-
EASTERN GRANT-
INCLUDING THE CITIES OF CABINS, KLINE GAP, LANDES, MASONVILLE,
PETERSBURG, SEYMOURVILLE, AND WELTON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 80 70 70
CHANCE OF THUNDER (%) 0 40 30 30
TEMP (24H TREND) 63 (+4) 82 (-1) 61 80
RH % (24H TREND) 99 (+4) 69 (+16) 100 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.04 0.18
PRECIP DURATION 7 2 4
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3090 3010
TRANSPORT WND (MPH) W 12 SE 6
VENT RATE (KT-FT) 30900 15050
MAX ADI EARLY 35 FAIR 25 FAIR 26 FAIR 11 POOR
MAX ADI LATE 2 VERY POOR 42 GEN GOOD 3 VERY POOR 21 FAIR
MAX LVORI EARLY 6 7 7 9
MAX LVORI LATE 7 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80.
SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WVZ503-200800-
WESTERN MINERAL-
INCLUDING THE CITIES OF PIEDMONT AND SULPHUR CITY
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 60 60
CHANCE OF THUNDER (%) 20 40 30 30
TEMP (24H TREND) 61 (+3) 77 (-1) 58 76
RH % (24H TREND) 100 (+6) 74 (+13) 100 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.14 0.02 0.10
PRECIP DURATION 1 10 1 4
PRECIP BEGIN 2 AM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 2760 2860
TRANSPORT WND (MPH) W 14 SE 8
VENT RATE (KT-FT) 33120 20020
MAX ADI EARLY 57 GEN GOOD 19 GEN POOR 30 FAIR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 47 GEN GOOD 3 VERY POOR 25 FAIR
MAX LVORI EARLY 6 8 7 8
MAX LVORI LATE 8 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE MID 70S.
WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
WVZ504-200800-
EASTERN MINERAL-
INCLUDING THE CITIES OF ANTIOCH, KEYSER, NEW CREEK, RIDGEVILLE,
RUSSELLDALE, HEADSVILLE, AND FORT ASHBY
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 70 50
CHANCE OF THUNDER (%) 20 40 30 20
TEMP (24H TREND) 64 (+5) 80 (-3) 61 80
RH % (24H TREND) 100 (+3) 74 (+19) 100 69
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.15 0.04 0.08
PRECIP DURATION 1 10 1 1
PRECIP BEGIN 3 AM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 12 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 2790 3650
TRANSPORT WND (MPH) NW 8 SE 6
VENT RATE (KT-FT) 19530 18250
MAX ADI EARLY 23 FAIR 9 POOR 18 GEN POOR 11 POOR
MAX ADI LATE 2 VERY POOR 30 FAIR 3 VERY POOR 21 FAIR
MAX LVORI EARLY 6 9 8 9
MAX LVORI LATE 8 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER
80S. SOUTHWEST WINDS AROUND 5 MPH.
WVZ505-200800-
WESTERN PENDLETON-
INCLUDING THE CITY OF RIVERTON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 80 50 80
CHANCE OF THUNDER (%) 0 40 40 40
TEMP (24H TREND) 58 (+2) 77 (+3) 56 75
RH % (24H TREND) 100 (+2) 77 (+13) 100 79
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.04 0.01 0.25
PRECIP DURATION 6 1 5
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3220 2570
TRANSPORT WND (MPH) W 17 S 8
VENT RATE (KT-FT) 48300 17990
MAX ADI EARLY 54 GEN GOOD 41 GEN GOOD 37 FAIR 16 GEN POOR
MAX ADI LATE 4 VERY POOR 56 GEN GOOD 3 VERY POOR 23 FAIR
MAX LVORI EARLY 7 6 9 9
MAX LVORI LATE 7 4 9 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. WEST WINDS 5 TO
10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 70.
WEST WINDS 10 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 5 TO 10 MPH.
WVZ501-200800-
WESTERN GRANT-
INCLUDING THE CITIES OF BEECHWOOD, WILSONIA, AND BAYARD
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 80 70 70
CHANCE OF THUNDER (%) 20 40 30 40
TEMP (24H TREND) 59 (+4) 76 (0) 56 75
RH % (24H TREND) 100 (+6) 78 (+15) 100 78
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.14 0.04 0.17
PRECIP DURATION 0 7 1 4
PRECIP BEGIN 3 AM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 2610 2590
TRANSPORT WND (MPH) W 15 SE 7
VENT RATE (KT-FT) 33930 15540
MAX ADI EARLY 56 GEN GOOD 34 FAIR 32 FAIR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 47 GEN GOOD 3 VERY POOR 23 FAIR
MAX LVORI EARLY 6 7 9 9
MAX LVORI LATE 7 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH.
MDZ507-200800-
NORTHWEST HARFORD-
INCLUDING THE CITIES OF BYNUM, HICKORY, BEL AIR, AND FALLSTON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 67 (+4) 82 (-4) 62 80
RH % (24H TREND) 94 (0) 72 (+20) 100 67
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.20 0.10 0.02
PRECIP DURATION 4 1 1
PRECIP BEGIN 7 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 2980 3550
TRANSPORT WND (MPH) S 9 NE 8
VENT RATE (KT-FT) 23840 24850
MAX ADI EARLY 32 FAIR 25 FAIR 26 FAIR 30 FAIR
MAX ADI LATE 3 VERY POOR 34 FAIR 6 VERY POOR 32 FAIR
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
MDZ506-200800-
CENTRAL AND SOUTHEAST HOWARD-
INCLUDING THE CITIES OF CLARKSVILLE, COLUMBIA, SIMPSONVILLE,
HISTORIC ELLICOTT CITY, AND WOODSTOCK
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 20
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 68 (+4) 85 (-2) 64 81
RH % (24H TREND) 91 (+2) 67 (+17) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.11 0.00
PRECIP DURATION 4 2 0
PRECIP BEGIN 9 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4060 3550
TRANSPORT WND (MPH) SW 12 E 7
VENT RATE (KT-FT) 40600 21300
MAX ADI EARLY 32 FAIR 29 FAIR 30 FAIR 28 FAIR
MAX ADI LATE 3 VERY POOR 47 GEN GOOD 5 VERY POOR 31 FAIR
MAX LVORI EARLY 4 6 7 8
MAX LVORI LATE 5 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
MDZ508-200800-
SOUTHEAST HARFORD-
INCLUDING THE CITIES OF HARFORD FURNACE, ABINGDON, EDGEWOOD,
MAGNOLIA, ABERDEEN, CARSINS, AND CHURCHVILLE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 68 (+2) 84 (-3) 63 81
RH % (24H TREND) 94 (-2) 70 (+20) 100 66
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.27 0.17 0.02
PRECIP DURATION 4 3 1
PRECIP BEGIN 8 AM CONTINUING 2 PM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3020 3440
TRANSPORT WND (MPH) S 9 NE 8
VENT RATE (KT-FT) 24160 24080
MAX ADI EARLY 27 FAIR 23 FAIR 27 FAIR 29 FAIR
MAX ADI LATE 3 VERY POOR 32 FAIR 7 POOR 30 FAIR
MAX LVORI EARLY 4 6 8 7
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
MDZ501-200800-
EXTREME WESTERN ALLEGANY-
INCLUDING THE CITIES OF FROSTBURG, LA VALE, REYNOLDS,
AND WESTERNPORT
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 60 50
CHANCE OF THUNDER (%) 20 40 30 20
TEMP (24H TREND) 63 (+4) 79 (-2) 60 79
RH % (24H TREND) 99 (+6) 71 (+14) 100 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.21 0.05 0.06
PRECIP DURATION 1 10 1 1
PRECIP BEGIN 2 AM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 2460 3150
TRANSPORT WND (MPH) NW 12 SE 7
VENT RATE (KT-FT) 24600 18900
MAX ADI EARLY 48 GEN GOOD 13 GEN POOR 21 FAIR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 33 FAIR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 6 7 7 8
MAX LVORI LATE 7 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS AROUND 80. SOUTHWEST WINDS AROUND 5 MPH.
MDZ503-200800-
NORTHWEST MONTGOMERY-
INCLUDING THE CITIES OF BOYDS AND GERMANTOWN
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 30
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 67 (+3) 83 (-3) 64 81
RH % (24H TREND) 94 (0) 71 (+20) 100 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.06 0.00
PRECIP DURATION 5 1 0
PRECIP BEGIN 9 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3580 4310
TRANSPORT WND (MPH) NW 12 E 7
VENT RATE (KT-FT) 35800 25860
MAX ADI EARLY 45 GEN GOOD 26 FAIR 32 FAIR 28 FAIR
MAX ADI LATE 3 VERY POOR 41 GEN GOOD 5 VERY POOR 33 FAIR
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. EAST WINDS
AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MDZ502-200800-
CENTRAL AND EASTERN ALLEGANY-
INCLUDING THE CITIES OF CUMBERLAND, ELLERSLIE, BRADY, RAWLINGS,
AND MCCOOLE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 90 60 40
CHANCE OF THUNDER (%) 20 40 30 20
TEMP (24H TREND) 64 (+5) 80 (-4) 61 80
RH % (24H TREND) 100 (+5) 73 (+18) 100 67
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.16 0.03 0.04
PRECIP DURATION 1 9 1 1
PRECIP BEGIN 2 AM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 2700 3940
TRANSPORT WND (MPH) NW 8 SE 6
VENT RATE (KT-FT) 18900 19700
MAX ADI EARLY 27 FAIR 10 POOR 19 GEN POOR 15 GEN POOR
MAX ADI LATE 2 VERY POOR 28 FAIR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 6 9 9 9
MAX LVORI LATE 8 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER
80S. SOUTHWEST WINDS AROUND 5 MPH.
MDZ505-200800-
NORTHWEST HOWARD-
INCLUDING THE CITIES OF LISBON, POPLAR SPRINGS, WATERSVILLE,
GLENELG, GLENWOOD, WEST FRIENDSHIP, AND DAYTON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 20
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 67 (+4) 82 (-3) 63 79
RH % (24H TREND) 93 (-1) 73 (+19) 100 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.12 0.09 0.00
PRECIP DURATION 4 1 0
PRECIP BEGIN 8 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3670 3970
TRANSPORT WND (MPH) SW 13 E 7
VENT RATE (KT-FT) 40370 23820
MAX ADI EARLY 33 FAIR 29 FAIR 32 FAIR 26 FAIR
MAX ADI LATE 3 VERY POOR 43 GEN GOOD 5 VERY POOR 35 FAIR
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. EAST
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MDZ504-200800-
CENTRAL AND SOUTHEAST MONTGOMERY-
INCLUDING THE CITIES OF FOUR CORNERS, SILVER SPRING, GLENMONT,
BETHESDA, GAITHERSBURG, ASPEN HILL, AND ROCKVILLE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 60 20
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 69 (+4) 85 (-2) 65 81
RH % (24H TREND) 92 (0) 64 (+17) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.07 0.00
PRECIP DURATION 4 2 0
PRECIP BEGIN 9 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4190 4090
TRANSPORT WND (MPH) SW 13 NE 7
VENT RATE (KT-FT) 46090 24540
MAX ADI EARLY 42 GEN GOOD 28 FAIR 29 FAIR 28 FAIR
MAX ADI LATE 3 VERY POOR 46 GEN GOOD 5 VERY POOR 31 FAIR
MAX LVORI EARLY 4 6 7 8
MAX LVORI LATE 5 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MDZ006-200800-
NORTHERN BALTIMORE-
INCLUDING THE CITIES OF RANDALLSTOWN, LONG GREEN, GLYNDON,
REISTERSTOWN, OWINGS MILLS, COCKEYSVILLE, AND TIMONIUM
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 67 (+4) 82 (-4) 63 80
RH % (24H TREND) 93 (+1) 72 (+20) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.18 0.19 0.00
PRECIP DURATION 4 1 1
PRECIP BEGIN 7 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3450 3740
TRANSPORT WND (MPH) SW 12 E 8
VENT RATE (KT-FT) 34500 26180
MAX ADI EARLY 30 FAIR 28 FAIR 28 FAIR 29 FAIR
MAX ADI LATE 3 VERY POOR 37 FAIR 5 VERY POOR 35 FAIR
MAX LVORI EARLY 4 6 8 8
MAX LVORI LATE 6 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
MDZ005-200800-
CARROLL-
INCLUDING THE CITIES OF ELDERSBURG, GAMBER, AND WESTMINSTER
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 50 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 66 (+4) 81 (-4) 61 79
RH % (24H TREND) 95 (+4) 73 (+18) 100 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.12 0.20 0.00
PRECIP DURATION 6 1 1
PRECIP BEGIN 7 AM CONTINUING 2 PM
PRECIP END CONTINUING 12 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3030 4180
TRANSPORT WND (MPH) NW 12 E 7
VENT RATE (KT-FT) 30300 25080
MAX ADI EARLY 40 FAIR 27 FAIR 31 FAIR 27 FAIR
MAX ADI LATE 3 VERY POOR 38 FAIR 5 VERY POOR 34 FAIR
MAX LVORI EARLY 5 6 9 8
MAX LVORI LATE 6 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
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.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MDZ004-200800-
FREDERICK-
INCLUDING THE CITIES OF FREDERICK, BALLENGER CREEK, BUCKEYSTOWN,
AND PARK MILLS
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 65 (+2) 82 (-3) 61 80
RH % (24H TREND) 96 (+4) 73 (+18) 100 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.06 0.00
PRECIP DURATION 6 1 1
PRECIP BEGIN 6 AM CONTINUING 2 PM
PRECIP END CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 3100 4360
TRANSPORT WND (MPH) NW 12 E 7
VENT RATE (KT-FT) 31000 26160
MAX ADI EARLY 42 GEN GOOD 22 FAIR 34 FAIR 29 FAIR
MAX ADI LATE 3 VERY POOR 40 FAIR 5 VERY POOR 34 FAIR
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 6 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
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.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MDZ003-200800-
WASHINGTON-
INCLUDING THE CITIES OF HAGERSTOWN AND HALFWAY
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 66 (+5) 82 (-4) 62 82
RH % (24H TREND) 99 (+3) 71 (+17) 100 67
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.03 0.02
PRECIP DURATION 7 1 1
PRECIP BEGIN 6 AM CONTINUING 2 PM
PRECIP END CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 3200 4320
TRANSPORT WND (MPH) NW 10 E 7
VENT RATE (KT-FT) 28800 25920
MAX ADI EARLY 38 FAIR 15 GEN POOR 29 FAIR 24 FAIR
MAX ADI LATE 2 VERY POOR 32 FAIR 4 VERY POOR 33 FAIR
MAX LVORI EARLY 5 7 8 9
MAX LVORI LATE 7 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
VAZ053-200800-
FAIRFAX-
INCLUDING THE CITIES OF BURKE, FAIRFAX STATION, RESTON,
ANNANDALE, CHANTILLY, LANGLEY, AND MCLEAN
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 60 30
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 70 (+2) 87 (-2) 66 82
RH % (24H TREND) 90 (+4) 63 (+18) 99 67
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.15 0.11 0.01
PRECIP DURATION 2 2 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4470 4440
TRANSPORT WND (MPH) SW 12 NE 7
VENT RATE (KT-FT) 44700 26640
MAX ADI EARLY 48 GEN GOOD 27 FAIR 25 FAIR 29 FAIR
MAX ADI LATE 3 VERY POOR 42 GEN GOOD 5 VERY POOR 30 FAIR
MAX LVORI EARLY 3 5 6 7
MAX LVORI LATE 5 3 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ527-200800-
CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK-
INCLUDING THE CITIES OF DALE CITY, INDEPENDENT HILL, ADEN,
MANASSAS, LAKE RIDGE, WOODBRIDGE, AND MONTCLAIR
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 50 40
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 69 (+2) 87 (-2) 66 83
RH % (24H TREND) 92 (+1) 63 (+17) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.22 0.13 0.02
PRECIP DURATION 2 1 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4600 4460
TRANSPORT WND (MPH) SW 10 NE 7
VENT RATE (KT-FT) 41400 26760
MAX ADI EARLY 34 FAIR 26 FAIR 18 GEN POOR 26 FAIR
MAX ADI LATE 3 VERY POOR 44 GEN GOOD 5 VERY POOR 32 FAIR
MAX LVORI EARLY 4 6 7 8
MAX LVORI LATE 5 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. NORTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ051-200800-
CULPEPER-
INCLUDING THE CITIES OF CARDOVA, CATALPA, CULPEPER, REVA,
STEVENSBURG, WINSTON, AND RAPIDAN
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 50 50
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 68 (+3) 86 (-2) 64 82
RH % (24H TREND) 96 (+2) 68 (+19) 100 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.08 0.07 0.06
PRECIP DURATION 2 1 1
PRECIP BEGIN 11 AM CONTINUING 8 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4940 4010
TRANSPORT WND (MPH) SW 10 E 5
VENT RATE (KT-FT) 44460 16040
MAX ADI EARLY 19 GEN POOR 19 GEN POOR 17 GEN POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 60 GEN GOOD 5 VERY POOR 26 FAIR
MAX LVORI EARLY 5 6 9 9
MAX LVORI LATE 6 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. LIGHT AND VARIABLE WIND.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. LIGHT AND VARIABLE WIND.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
VAZ050-200800-
ORANGE-
INCLUDING THE CITIES OF BURR HILL, EVERONA, LAHORE, MADISON RUN,
NASONS, ORANGE, AND UNIONVILLE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 50 50 50
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 68 (+2) 86 (-3) 64 82
RH % (24H TREND) 95 (-4) 63 (+16) 100 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.06 0.11 0.07
PRECIP DURATION 1 2 1
PRECIP BEGIN 11 AM CONTINUING 8 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5660 3900
TRANSPORT WND (MPH) SW 12 NE 6
VENT RATE (KT-FT) 56600 19500
MAX ADI EARLY 26 FAIR 22 FAIR 27 FAIR 23 FAIR
MAX ADI LATE 3 VERY POOR 71 GOOD 5 VERY POOR 27 FAIR
MAX LVORI EARLY 5 6 9 9
MAX LVORI LATE 6 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
VAZ036-200800-
NELSON-
INCLUDING THE CITY OF GREENFIELD
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 20 30 70
CHANCE OF THUNDER (%) 0 20 20 20
TEMP (24H TREND) 69 (+2) 90 (+1) 66 85
RH % (24H TREND) 89 (-8) 55 (+8) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.04 0.03 0.21
PRECIP DURATION 0 1 4
PRECIP BEGIN 2 PM CONTINUING 6 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 6100 3870
TRANSPORT WND (MPH) W 13 E 6
VENT RATE (KT-FT) 67100 19350
MAX ADI EARLY 38 FAIR 32 FAIR 35 FAIR 21 FAIR
MAX ADI LATE 3 VERY POOR 88 GOOD 4 VERY POOR 29 FAIR
MAX LVORI EARLY 3 5 6 8
MAX LVORI LATE 5 2 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO 10 MPH.
VAZ037-200800-
ALBEMARLE-
INCLUDING THE CITIES OF CHARLOTTESVILLE AND OVERTON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 30 40 60
CHANCE OF THUNDER (%) 0 30 30 20
TEMP (24H TREND) 69 (+1) 89 (-1) 67 84
RH % (24H TREND) 88 (-9) 59 (+13) 100 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.05 0.03 0.13
PRECIP DURATION 1 2 4
PRECIP BEGIN 2 PM CONTINUING 7 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5900 3920
TRANSPORT WND (MPH) W 12 E 6
VENT RATE (KT-FT) 59000 19600
MAX ADI EARLY 23 FAIR 21 FAIR 29 FAIR 20 GEN POOR
MAX ADI LATE 3 VERY POOR 60 GEN GOOD 4 VERY POOR 25 FAIR
MAX LVORI EARLY 4 5 7 8
MAX LVORI LATE 5 3 8 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
VAZ038-200800-
GREENE-
INCLUDING THE CITY OF SHADY GROVE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 40 40 60
CHANCE OF THUNDER (%) 0 30 40 20
TEMP (24H TREND) 69 (+3) 87 (-1) 65 82
RH % (24H TREND) 87 (-8) 62 (+13) 100 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.04 0.03 0.14
PRECIP DURATION 1 2 4
PRECIP BEGIN 11 AM CONTINUING 7 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4920 3660
TRANSPORT WND (MPH) W 12 E 5
VENT RATE (KT-FT) 49200 14640
MAX ADI EARLY 17 GEN POOR 18 GEN POOR 24 FAIR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 46 GEN GOOD 4 VERY POOR 25 FAIR
MAX LVORI EARLY 4 5 7 9
MAX LVORI LATE 5 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS AROUND 5 MPH.
VAZ039-200800-
MADISON-
INCLUDING THE CITIES OF FORDSVILLE, FIVE FORKS, MADISON MILLS,
AND TWYMANS MILL
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 50 40 60
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 68 (+3) 86 (-2) 64 82
RH % (24H TREND) 92 (0) 63 (+13) 100 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.06 0.04 0.10
PRECIP DURATION 1 1 4
PRECIP BEGIN 11 AM CONTINUING 7 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4750 3770
TRANSPORT WND (MPH) SW 12 E 6
VENT RATE (KT-FT) 47500 18850
MAX ADI EARLY 18 GEN POOR 19 GEN POOR 20 GEN POOR 20 GEN POOR
MAX ADI LATE 3 VERY POOR 63 GOOD 5 VERY POOR 26 FAIR
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 5 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS AROUND 5 MPH.
MDZ014-200800-
ANNE ARUNDEL-
INCLUDING THE CITIES OF GLEN BURNIE, ANNAPOLIS, RIDGEWAY, SEVERN,
SOUTH GATE, SEVERNA PARK, AND ARNOLD
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 70 20
CHANCE OF THUNDER (%) 0 50 40 0
TEMP (24H TREND) 70 (+1) 86 (-3) 66 82
RH % (24H TREND) 89 (+3) 64 (+17) 99 65
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR S 5 LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.15 0.31 0.00
PRECIP DURATION 4 3 0
PRECIP BEGIN 9 AM CONTINUING 2 PM
PRECIP END CONTINUING 5 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4200 3200
TRANSPORT WND (MPH) SW 13 NE 7
VENT RATE (KT-FT) 46200 19200
MAX ADI EARLY 25 FAIR 29 FAIR 17 GEN POOR 29 FAIR
MAX ADI LATE 3 VERY POOR 42 GEN GOOD 8 POOR 27 FAIR
MAX LVORI EARLY 3 5 6 6
MAX LVORI LATE 5 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTH WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MDZ017-200800-
ST. MARYS-
INCLUDING THE CITIES OF DAMERON, LEXINGTON PARK, PINEY POINT,
RIDGE, CALIFORNIA, CALLAWAY, AND SOTTERLEY
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 70 40
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 71 (+1) 87 (-1) 67 82
RH % (24H TREND) 99 (+2) 67 (+17) 100 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR S 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.34 0.48 0.09
PRECIP DURATION 2 3 1
PRECIP BEGIN 12 PM CONTINUING 2 PM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4150 3250
TRANSPORT WND (MPH) SW 10 NE 7
VENT RATE (KT-FT) 37350 19500
MAX ADI EARLY 14 GEN POOR 29 FAIR 14 GEN POOR 29 FAIR
MAX ADI LATE 4 VERY POOR 53 GEN GOOD 8 POOR 27 FAIR
MAX LVORI EARLY 5 6 9 8
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE
LOWER 80S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MDZ016-200800-
CHARLES-
INCLUDING THE CITIES OF ST. CHARLES AND WALDORF
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 70 40
CHANCE OF THUNDER (%) 0 40 50 0
TEMP (24H TREND) 70 (+2) 87 (-1) 66 83
RH % (24H TREND) 97 (+4) 62 (+16) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.26 0.46 0.04
PRECIP DURATION 2 3 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5070 3730
TRANSPORT WND (MPH) SW 10 NE 7
VENT RATE (KT-FT) 45630 22380
MAX ADI EARLY 29 FAIR 28 FAIR 14 GEN POOR 26 FAIR
MAX ADI LATE 2 VERY POOR 48 GEN GOOD 6 VERY POOR 28 FAIR
MAX LVORI EARLY 5 6 9 9
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. WEST WINDS AROUND
5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MDZ018-200800-
CALVERT-
INCLUDING THE CITIES OF COVE POINT, DRUM POINT, CHESAPEAKE BEACH,
MOUNT HARMONY, BROOMES ISLAND, LONG BEACH, AND DUNKIRK
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 70 40
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 71 (+1) 86 (-2) 67 82
RH % (24H TREND) 93 (+2) 65 (+17) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR S 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.31 1.12 0.05
PRECIP DURATION 2 3 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3930 2980
TRANSPORT WND (MPH) S 12 NE 7
VENT RATE (KT-FT) 39300 17880
MAX ADI EARLY 15 GEN POOR 29 FAIR 12 POOR 30 FAIR
MAX ADI LATE 3 VERY POOR 41 GEN GOOD 8 POOR 27 FAIR
MAX LVORI EARLY 4 6 7 8
MAX LVORI LATE 6 3 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. WEST WINDS AROUND
5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE
LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MDZ011-200800-
SOUTHERN BALTIMORE-
INCLUDING THE CITIES OF BALTIMORE, FELLS POINT, AND PARK HEIGHTS
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 20
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 69 (+2) 85 (-3) 65 81
RH % (24H TREND) 91 (+5) 65 (+18) 100 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.21 0.16 0.00
PRECIP DURATION 4 3 0
PRECIP BEGIN 8 AM CONTINUING 2 PM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3970 3590
TRANSPORT WND (MPH) SW 12 NE 7
VENT RATE (KT-FT) 39700 21540
MAX ADI EARLY 24 FAIR 26 FAIR 28 FAIR 28 FAIR
MAX ADI LATE 3 VERY POOR 39 FAIR 6 VERY POOR 29 FAIR
MAX LVORI EARLY 4 5 6 6
MAX LVORI LATE 5 3 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
MDZ013-200800-
PRINCE GEORGES-
INCLUDING THE CITIES OF BOWIE, SUITLAND-SILVER HILL, CLINTON,
COLLEGE PARK, TANTALLON, GREENBELT, AND MONTPELIER
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 70 30
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 70 (+2) 86 (-3) 67 82
RH % (24H TREND) 90 (+2) 62 (+18) 99 65
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR SW 5 LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.15 0.37 0.00
PRECIP DURATION 3 3 1
PRECIP BEGIN 9 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4870 3580
TRANSPORT WND (MPH) SW 12 NE 8
VENT RATE (KT-FT) 48700 25060
MAX ADI EARLY 38 FAIR 31 FAIR 19 GEN POOR 30 FAIR
MAX ADI LATE 3 VERY POOR 47 GEN GOOD 6 VERY POOR 29 FAIR
MAX LVORI EARLY 3 6 6 7
MAX LVORI LATE 5 3 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ040-200800-
RAPPAHANNOCK-
INCLUDING THE CITIES OF CASTLETON, FIVE FORKS, FLINT HILL,
HACKLEYS CROSSROADS, ROCK MILLS, AND WASHINGTON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 50 50
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 67 (+3) 85 (-2) 63 81
RH % (24H TREND) 91 (+3) 71 (+20) 100 77
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.07 0.12 0.07
PRECIP DURATION 3 1 1
PRECIP BEGIN 11 AM CONTINUING 8 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4350 3990
TRANSPORT WND (MPH) SW 10 E 5
VENT RATE (KT-FT) 39150 15960
MAX ADI EARLY 25 FAIR 16 GEN POOR 20 GEN POOR 20 GEN POOR
MAX ADI LATE 3 VERY POOR 50 GEN GOOD 5 VERY POOR 23 FAIR
MAX LVORI EARLY 4 6 8 9
MAX LVORI LATE 5 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. LIGHT AND VARIABLE WIND.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
DCZ001-200800-
DISTRICT OF COLUMBIA-
INCLUDING THE CITIES OF ADAMS MORGAN AND WASHINGTON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 30
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 71 (+2) 87 (-3) 68 83
RH % (24H TREND) 87 (+3) 60 (+18) 98 65
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 5 LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.17 0.14 0.00
PRECIP DURATION 3 3 1
PRECIP BEGIN 10 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4890 3890
TRANSPORT WND (MPH) SW 12 NE 8
VENT RATE (KT-FT) 48900 27230
MAX ADI EARLY 42 GEN GOOD 26 FAIR 30 FAIR 31 FAIR
MAX ADI LATE 3 VERY POOR 47 GEN GOOD 5 VERY POOR 31 FAIR
MAX LVORI EARLY 3 5 6 6
MAX LVORI LATE 5 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. WEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ504-200800-
EASTERN HIGHLAND-
INCLUDING THE CITIES OF CLOVER CREEK, LIBERTY, MCDOWELL,
MONTEREY, MUSTOE, POSSUM TROT, AND SIRONS MILL
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 30 80
CHANCE OF THUNDER (%) 0 40 20 40
TEMP (24H TREND) 62 (+5) 82 (-1) 60 80
RH % (24H TREND) 94 (-3) 67 (+14) 100 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.03 0.01 0.20
PRECIP DURATION 2 1 6
PRECIP BEGIN 7 AM CONTINUING 6 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3880 2850
TRANSPORT WND (MPH) W 17 S 8
VENT RATE (KT-FT) 58200 19950
MAX ADI EARLY 54 GEN GOOD 38 FAIR 33 FAIR 15 GEN POOR
MAX ADI LATE 2 VERY POOR 60 GEN GOOD 4 VERY POOR 26 FAIR
MAX LVORI EARLY 6 6 8 9
MAX LVORI LATE 6 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
VAZ027-200800-
SHENANDOAH-
INCLUDING THE CITIES OF CLARY, STRASBURG, ALONZAVILLE, WOODSTOCK,
HAWKINSTOWN, MOUNT CLIFTON, AND MOUNT JACKSON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 50 60
CHANCE OF THUNDER (%) 0 40 30 20
TEMP (24H TREND) 65 (+5) 83 (-2) 62 81
RH % (24H TREND) 96 (+3) 68 (+18) 100 69
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.10 0.09
PRECIP DURATION 5 1 4
PRECIP BEGIN 7 AM CONTINUING 6 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3060 3810
TRANSPORT WND (MPH) W 10 E 6
VENT RATE (KT-FT) 27540 19050
MAX ADI EARLY 31 FAIR 18 GEN POOR 23 FAIR 13 GEN POOR
MAX ADI LATE 2 VERY POOR 35 FAIR 4 VERY POOR 25 FAIR
MAX LVORI EARLY 5 6 7 9
MAX LVORI LATE 6 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
VAZ505-200800-
WESTERN LOUDOUN-
INCLUDING THE CITY OF LUCKETTS
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 50 30
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 67 (+4) 83 (-4) 63 80
RH % (24H TREND) 95 (+5) 71 (+21) 100 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.06 0.02
PRECIP DURATION 5 1 1
PRECIP BEGIN 8 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3370 4460
TRANSPORT WND (MPH) NW 12 E 7
VENT RATE (KT-FT) 33700 26760
MAX ADI EARLY 50 GEN GOOD 23 FAIR 30 FAIR 23 FAIR
MAX ADI LATE 3 VERY POOR 36 FAIR 5 VERY POOR 27 FAIR
MAX LVORI EARLY 5 6 8 9
MAX LVORI LATE 6 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ028-200800-
FREDERICK-
INCLUDING THE CITIES OF ALBIN, CEDAR GROVE, GAINESBORO,
AND WINCHESTER
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 90 50 40
CHANCE OF THUNDER (%) 0 40 30 20
TEMP (24H TREND) 65 (+4) 82 (-4) 62 80
RH % (24H TREND) 96 (+4) 71 (+21) 100 67
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.05 0.05
PRECIP DURATION 7 1 1
PRECIP BEGIN 6 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3240 4220
TRANSPORT WND (MPH) W 10 SE 6
VENT RATE (KT-FT) 29160 21100
MAX ADI EARLY 57 GEN GOOD 19 GEN POOR 34 FAIR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 37 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 5 7 8 9
MAX LVORI LATE 6 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
VAZ025-200800-
AUGUSTA-
INCLUDING THE CITIES OF CHRISTIAN, CHURCHVILLE, STAUNTON,
WAYNESBORO, SPOTTSWOOD, AND STUARTS DRAFT
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 40 30 70
CHANCE OF THUNDER (%) 0 30 20 30
TEMP (24H TREND) 64 (+2) 85 (-1) 62 81
RH % (24H TREND) 91 (-4) 60 (+12) 100 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.02 0.01 0.20
PRECIP DURATION 2 1 4
PRECIP BEGIN 8 AM CONTINUING 6 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4590 3230
TRANSPORT WND (MPH) W 15 SE 7
VENT RATE (KT-FT) 59670 19380
MAX ADI EARLY 47 GEN GOOD 36 FAIR 34 FAIR 15 GEN POOR
MAX ADI LATE 2 VERY POOR 61 GOOD 4 VERY POOR 24 FAIR
MAX LVORI EARLY 4 6 6 9
MAX LVORI LATE 5 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
VAZ502-200800-
SOUTHERN FAUQUIER-
INCLUDING THE CITY OF TURNBULL
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 50 40
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 68 (+2) 86 (-2) 64 83
RH % (24H TREND) 94 (+1) 66 (+18) 100 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.13 0.10 0.04
PRECIP DURATION 2 1 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5170 4320
TRANSPORT WND (MPH) SW 12 E 6
VENT RATE (KT-FT) 51700 21600
MAX ADI EARLY 26 FAIR 24 FAIR 19 GEN POOR 23 FAIR
MAX ADI LATE 3 VERY POOR 56 GEN GOOD 5 VERY POOR 28 FAIR
MAX LVORI EARLY 5 6 8 9
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
VAZ026-200800-
ROCKINGHAM-
INCLUDING THE CITIES OF HARRISONBURG AND LINVILLE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 40 70
CHANCE OF THUNDER (%) 0 40 40 30
TEMP (24H TREND) 63 (+2) 84 (0) 61 81
RH % (24H TREND) 96 (+1) 66 (+15) 100 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.05 0.02 0.22
PRECIP DURATION 2 2 4
PRECIP BEGIN 7 AM CONTINUING 6 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3960 3210
TRANSPORT WND (MPH) W 12 SE 6
VENT RATE (KT-FT) 39600 16050
MAX ADI EARLY 19 GEN POOR 32 FAIR 24 FAIR 13 GEN POOR
MAX ADI LATE 2 VERY POOR 45 GEN GOOD 4 VERY POOR 21 FAIR
MAX LVORI EARLY 5 6 8 9
MAX LVORI LATE 6 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
VAZ503-200800-
WESTERN HIGHLAND-
INCLUDING THE CITIES OF HIGHTOWN, MILL GAP, AND NEW HAMPDEN
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 40 90
CHANCE OF THUNDER (%) 0 40 40 40
TEMP (24H TREND) 59 (+4) 79 (+2) 57 77
RH % (24H TREND) 100 (+1) 70 (+10) 100 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.02 0.01 0.22
PRECIP DURATION 3 1 5
PRECIP BEGIN 7 AM CONTINUING 7 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3420 2440
TRANSPORT WND (MPH) W 16 S 8
VENT RATE (KT-FT) 47880 17080
MAX ADI EARLY 60 GEN GOOD 40 FAIR 40 FAIR 16 GEN POOR
MAX ADI LATE 3 VERY POOR 59 GEN GOOD 4 VERY POOR 25 FAIR
MAX LVORI EARLY 7 6 9 9
MAX LVORI LATE 7 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. WEST WINDS AROUND
5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
VAZ508-200800-
CENTRAL VIRGINIA BLUE RIDGE-
INCLUDING THE CITY OF MONTEBELLO
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 20 40 70
CHANCE OF THUNDER (%) 0 20 20 20
TEMP (24H TREND) 65 (+1) 83 (0) 62 79
RH % (24H TREND) 83 (-12) 57 (+8) 100 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.02 0.02 0.19
PRECIP DURATION 1 1 4
PRECIP BEGIN 12 PM CONTINUING 6 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5110 3210
TRANSPORT WND (MPH) W 15 SE 7
VENT RATE (KT-FT) 66430 19260
MAX ADI EARLY 44 GEN GOOD 35 FAIR 37 FAIR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 62 GOOD 4 VERY POOR 24 FAIR
MAX LVORI EARLY 3 4 6 7
MAX LVORI LATE 4 2 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
VAZ506-200800-
EASTERN LOUDOUN-
INCLUDING THE CITIES OF GLEEDSVILLE, LEESBURG,
DULLES INTERNATIONAL AIRPORT, OAK GROVE, STERLING PARK,
AND COUNTRYSIDE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 50 30
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 68 (+3) 84 (-4) 65 81
RH % (24H TREND) 95 (+5) 68 (+20) 100 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.08 0.08 0.01
PRECIP DURATION 4 1 1
PRECIP BEGIN 10 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3650 4490
TRANSPORT WND (MPH) SW 8 E 7
VENT RATE (KT-FT) 25550 26940
MAX ADI EARLY 42 GEN GOOD 25 FAIR 29 FAIR 27 FAIR
MAX ADI LATE 3 VERY POOR 36 FAIR 5 VERY POOR 28 FAIR
MAX LVORI EARLY 5 6 8 9
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. EAST
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ507-200800-
NORTHERN VIRGINIA BLUE RIDGE-
INCLUDING THE CITIES OF CHESTER GAP AND SKYLAND
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 60 50 60
CHANCE OF THUNDER (%) 0 40 30 20
TEMP (24H TREND) 64 (+2) 81 (-1) 60 78
RH % (24H TREND) 92 (+4) 69 (+15) 100 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.05 0.09 0.14
PRECIP DURATION 2 1 4
PRECIP BEGIN 11 AM CONTINUING 7 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4100 3730
TRANSPORT WND (MPH) W 12 SE 6
VENT RATE (KT-FT) 41000 18650
MAX ADI EARLY 27 FAIR 24 FAIR 21 FAIR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 45 GEN GOOD 5 VERY POOR 24 FAIR
MAX LVORI EARLY 4 6 9 9
MAX LVORI LATE 5 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE LOWER 60S.
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
VAZ501-200800-
NORTHERN FAUQUIER-
INCLUDING THE CITIES OF AIRLIE, BETHEL, AND WARRENTON
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 50 40
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 67 (+3) 84 (-3) 63 81
RH % (24H TREND) 92 (+4) 70 (+20) 100 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.07 0.16 0.04
PRECIP DURATION 4 1 1
PRECIP BEGIN 11 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3810 4360
TRANSPORT WND (MPH) W 9 E 6
VENT RATE (KT-FT) 30480 21800
MAX ADI EARLY 38 FAIR 19 GEN POOR 24 FAIR 22 FAIR
MAX ADI LATE 3 VERY POOR 36 FAIR 5 VERY POOR 29 FAIR
MAX LVORI EARLY 4 6 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ029-200800-
PAGE-
INCLUDING THE CITIES OF COMPTON, FAIRVIEW, HAMBURG, KIMBALL,
LURAY, RILEYVILLE, AND INGHAM
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 50 60
CHANCE OF THUNDER (%) 0 40 30 20
TEMP (24H TREND) 65 (+3) 86 (-1) 62 83
RH % (24H TREND) 94 (+2) 66 (+18) 100 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.06 0.13 0.12
PRECIP DURATION 3 1 4
PRECIP BEGIN 11 AM CONTINUING 7 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3630 3640
TRANSPORT WND (MPH) W 10 SE 6
VENT RATE (KT-FT) 32670 18200
MAX ADI EARLY 18 GEN POOR 22 FAIR 17 GEN POOR 13 GEN POOR
MAX ADI LATE 2 VERY POOR 43 GEN GOOD 4 VERY POOR 24 FAIR
MAX LVORI EARLY 4 6 8 9
MAX LVORI LATE 6 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS AROUND 5 MPH.
WVZ506-200800-
EASTERN PENDLETON-
INCLUDING THE CITIES OF BRANDYWINE, FRANKLIN, OAK FLAT, RUDDLE,
AND SUGAR GROVE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 70 40 80
CHANCE OF THUNDER (%) 0 40 40 40
TEMP (24H TREND) 61 (+4) 80 (-1) 59 78
RH % (24H TREND) 99 (+1) 73 (+17) 100 79
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.04 0.02 0.25
PRECIP DURATION 4 1 6
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3990 2970
TRANSPORT WND (MPH) W 14 SE 7
VENT RATE (KT-FT) 47880 17820
MAX ADI EARLY 38 FAIR 40 FAIR 35 FAIR 13 GEN POOR
MAX ADI LATE 3 VERY POOR 54 GEN GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 7 7 9 9
MAX LVORI LATE 7 3 9 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS AROUND 80. SOUTHWEST WINDS AROUND 5 MPH.
VAZ031-200800-
CLARKE-
INCLUDING THE CITIES OF BERRYVILLE AND STRINGTOWN
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 40
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 66 (+5) 83 (-4) 62 82
RH % (24H TREND) 97 (+4) 69 (+21) 100 67
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.06 0.04
PRECIP DURATION 5 1 1
PRECIP BEGIN 8 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3190 4460
TRANSPORT WND (MPH) W 12 E 6
VENT RATE (KT-FT) 31900 22300
MAX ADI EARLY 38 FAIR 21 FAIR 31 FAIR 21 FAIR
MAX ADI LATE 3 VERY POOR 37 FAIR 4 VERY POOR 30 FAIR
MAX LVORI EARLY 4 7 7 9
MAX LVORI LATE 7 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
MID 80S. SOUTH WINDS 5 TO 10 MPH.
WVZ053-200800-
JEFFERSON-
INCLUDING THE CITIES OF RANSON, SHENANDOAH JUNCTION, BLOOMERY,
CHARLES TOWN, MIDDLEWAY, BAKERTON, AND MILLVILLE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 66 (+5) 82 (-5) 62 81
RH % (24H TREND) 99 (+4) 72 (+21) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.06 0.02
PRECIP DURATION 5 1 1
PRECIP BEGIN 7 AM CONTINUING 2 PM
PRECIP END CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 3140 4450
TRANSPORT WND (MPH) W 12 E 6
VENT RATE (KT-FT) 31400 22250
MAX ADI EARLY 48 GEN GOOD 19 GEN POOR 31 FAIR 23 FAIR
MAX ADI LATE 2 VERY POOR 37 FAIR 4 VERY POOR 28 FAIR
MAX LVORI EARLY 5 8 8 9
MAX LVORI LATE 7 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
VAZ030-200800-
WARREN-
INCLUDING THE CITIES OF ARCO, BENTONVILLE, BUCKTON, CEDARVILLE,
FRONT ROYAL, GLEN ECHO, AND HOWELLSVILLE
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 50 50
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 66 (+4) 83 (-4) 62 83
RH % (24H TREND) 94 (+2) 68 (+19) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.21 0.06
PRECIP DURATION 5 1 1
PRECIP BEGIN 10 AM CONTINUING 2 PM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3660 4310
TRANSPORT WND (MPH) W 9 E 6
VENT RATE (KT-FT) 29280 21550
MAX ADI EARLY 35 FAIR 21 FAIR 29 FAIR 17 GEN POOR
MAX ADI LATE 2 VERY POOR 40 FAIR 4 VERY POOR 28 FAIR
MAX LVORI EARLY 4 6 7 9
MAX LVORI LATE 6 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS AROUND 5 MPH.
WVZ052-200800-
BERKELEY-
INCLUDING THE CITY OF MARTINSBURG
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 66 (+5) 82 (-4) 62 81
RH % (24H TREND) 98 (+6) 72 (+20) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.04 0.03
PRECIP DURATION 7 1 1
PRECIP BEGIN 6 AM CONTINUING 2 PM
PRECIP END CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 3270 4230
TRANSPORT WND (MPH) NW 10 E 7
VENT RATE (KT-FT) 29430 25380
MAX ADI EARLY 54 GEN GOOD 16 GEN POOR 35 FAIR 23 FAIR
MAX ADI LATE 3 VERY POOR 34 FAIR 4 VERY POOR 33 FAIR
MAX LVORI EARLY 5 7 8 9
MAX LVORI LATE 7 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
WVZ051-200800-
MORGAN-
INCLUDING THE CITIES OF HANCOCK, SHADY GROVE, BERKELEY SPGS,
BERRYVILLE, SMITH CROSSROADS, MAGNOLIA, AND PAW PAW
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 60 40
CHANCE OF THUNDER (%) 20 40 30 20
TEMP (24H TREND) 65 (+5) 79 (-5) 61 79
RH % (24H TREND) 100 (+3) 77 (+20) 100 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.12 0.03 0.04
PRECIP DURATION 0 7 1 1
PRECIP BEGIN 3 AM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 2950 4030
TRANSPORT WND (MPH) W 10 SE 7
VENT RATE (KT-FT) 26550 24180
MAX ADI EARLY 45 GEN GOOD 16 GEN POOR 29 FAIR 18 GEN POOR
MAX ADI LATE 2 VERY POOR 35 FAIR 4 VERY POOR 33 FAIR
MAX LVORI EARLY 5 8 9 9
MAX LVORI LATE 7 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
WVZ050-200800-
HAMPSHIRE-
INCLUDING THE CITIES OF PURGITSVILLE, FRENCHBURG, ROMNEY,
THREE CHURCHES, WAPOCOMO, POINTS, AND SPRINGFIELD
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 90 60 50
CHANCE OF THUNDER (%) 20 40 30 20
TEMP (24H TREND) 65 (+6) 79 (-4) 61 79
RH % (24H TREND) 99 (+3) 77 (+22) 100 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.14 0.04 0.07
PRECIP DURATION 0 7 1 1
PRECIP BEGIN 3 AM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 12 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3010 3900
TRANSPORT WND (MPH) W 10 SE 6
VENT RATE (KT-FT) 27090 19500
MAX ADI EARLY 45 GEN GOOD 14 GEN POOR 24 FAIR 12 POOR
MAX ADI LATE 2 VERY POOR 36 FAIR 3 VERY POOR 25 FAIR
MAX LVORI EARLY 5 7 8 9
MAX LVORI LATE 7 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
WVZ055-200800-
HARDY-
INCLUDING THE CITIES OF BRAKE, BEAN SETTLEMENT, FISHER, MCNEILL,
AND MOOREFIELD
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 80 60 60
CHANCE OF THUNDER (%) 0 40 30 30
TEMP (24H TREND) 63 (+3) 80 (-2) 60 79
RH % (24H TREND) 97 (+4) 74 (+20) 100 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.04 0.14
PRECIP DURATION 7 2 4
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 1 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3090 3400
TRANSPORT WND (MPH) W 10 SE 6
VENT RATE (KT-FT) 27810 17000
MAX ADI EARLY 40 FAIR 20 GEN POOR 24 FAIR 10 POOR
MAX ADI LATE 2 VERY POOR 35 FAIR 3 VERY POOR 23 FAIR
MAX LVORI EARLY 5 6 7 8
MAX LVORI LATE 6 3 8 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
MDZ509-200800-
WESTERN GARRETT-
INCLUDING THE CITIES OF MOUNTAIN LAKE PARK AND OAKLAND
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 50 60
CHANCE OF THUNDER (%) 20 40 30 30
TEMP (24H TREND) 61 (+5) 74 (-1) 58 75
RH % (24H TREND) 100 (+2) 82 (+13) 100 78
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.17 0.03 0.08
PRECIP DURATION 1 10 1 4
PRECIP BEGIN 2 AM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 12 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 1970 2920
TRANSPORT WND (MPH) W 14 SE 8
VENT RATE (KT-FT) 23640 20440
MAX ADI EARLY 45 GEN GOOD 23 FAIR 22 FAIR 21 FAIR
MAX ADI LATE 3 VERY POOR 32 FAIR 3 VERY POOR 28 FAIR
MAX LVORI EARLY 7 8 9 9
MAX LVORI LATE 8 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH.
MDZ510-200800-
EASTERN GARRETT-
INCLUDING THE CITIES OF GRANTSVILLE AND KITZMILLER
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 90 50 60
CHANCE OF THUNDER (%) 20 40 30 30
TEMP (24H TREND) 62 (+6) 76 (-1) 59 76
RH % (24H TREND) 100 (+5) 76 (+12) 100 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.20 0.05 0.07
PRECIP DURATION 1 10 1 4
PRECIP BEGIN 2 AM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 12 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 2320 2860
TRANSPORT WND (MPH) NW 13 SE 8
VENT RATE (KT-FT) 25520 20020
MAX ADI EARLY 57 GEN GOOD 18 GEN POOR 24 FAIR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 34 FAIR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 6 8 9 9
MAX LVORI LATE 8 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 70S. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
MDZ008-VAZ526-200800-
CECIL-NORTHWEST PRINCE WILLIAM-
INCLUDING THE CITIES OF ANDORA, APPLETON, BARKSDALE, BAY VIEW,
BLAKE, BOHEMIAS MILLS, BRANTWOOD, HAYMARKET, AND WOOLSEY
230 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 70 30
CHANCE OF THUNDER (%) 0 40 20 0
TEMP (24H TREND) 67 (+1) 84 (-3) 63 82
RH % (24H TREND) 94 (+2) 69 (+20) 100 66
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.22 0.33 0.02
PRECIP DURATION 4 3 1
PRECIP BEGIN 8 AM CONTINUING 2 PM
PRECIP END CONTINUING 4 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 3560 3810
TRANSPORT WND (MPH) S 9 NE 8
VENT RATE (KT-FT) 28480 26670
MAX ADI EARLY 33 FAIR 25 FAIR 25 FAIR 31 FAIR
MAX ADI LATE 3 VERY POOR 35 FAIR 6 VERY POOR 32 FAIR
MAX LVORI EARLY 4 6 8 7
MAX LVORI LATE 6 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. EAST
WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION ABOVE NORMAL.
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