180
FNUS51 KLWX 201753
FWFLWX
FIRE WEATHER PLANNING FORECAST FOR W AND CTL MD
..E WV...N VA
DC
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
152 PM EDT WED AUG 20 2025
DISCUSSION
A FRONTAL SYSTEM WILL REMAIN STALLED TO THE SOUTH OF THE AREA
THIS MORNING BEFORE PIVOTING NORTHWARD THROUGH THE DAY. CLOUDY,
COOL, AND DRIZZLY CONDITIONS WILL GIVE WAY TO POSSIBLE SHOWERS AND
THUNDERSTORMS THIS AFTERNOON. BY THURSDAY, THIS SYSTEM PULLS AWAY
TO THE SOUTHEAST AS A COLD FRONT AS HURRICANE ERIN PASSES WELL
OFFSHORE TO THE EAST. WEAK HIGH PRESSURE RETURNS OVER THE REGION
FRIDAY BEFORE A COLD FRONT SLOWLY APPROACHES FROM THE WEST OVER
THE WEEKEND. THIS SYSTEM INCREASES SHOWER AND THUNDERSTORM CHANCES
BEFORE EXITING THE REGION BY EARLY MONDAY. THEREAFTER, A STRONG
AREA OF HIGH PRESSURE MOVES IN FROM THE MIDWEST.
VAZ054-210800-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-
INCLUDING THE CITIES OF ARLINGTON, ALEXANDRIA, AND FALLS CHURCH
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 70 (+3) 76 (-3) 64 83
RH % (24H TREND) 100 (0) 77 (0) 90 46
WIND 20FT/EARLY(MPH) E 5 NE 10 G19 N 8 G19 N 5
WIND 20FT/LATE(MPH) NE 6 NE 11 G20 N 5 NE 5
PRECIP AMOUNT 0.03 0.02 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(FT-AGL/MSL) 2810 6560
TRANSPORT WND (MPH) N 16 NE 6
VENT RATE (KT-FT) 39340 32800
MAX ADI EARLY 25 FAIR 31 FAIR 43 GEN GOOD 50 GEN GOOD
MAX ADI LATE 13 GEN POOR 38 FAIR 9 POOR 52 GEN GOOD
MAX LVORI EARLY 6 5 4 5
MAX LVORI LATE 7 4 5 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ055-210800-
STAFFORD-
INCLUDING THE CITY OF FALMOUTH
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 70 (+3) 78 (-4) 62 83
RH % (24H TREND) 100 (0) 77 (+7) 97 52
WIND 20FT/EARLY(MPH) LGT/VAR NE 8 G18 N 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.02 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2900 6080
TRANSPORT WND (MPH) N 17 NE 5
VENT RATE (KT-FT) 43500 24320
MAX ADI EARLY 19 GEN POOR 29 FAIR 46 GEN GOOD 50 GEN GOOD
MAX ADI LATE 8 POOR 50 GEN GOOD 6 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 9 7 5 6
MAX LVORI LATE 9 4 7 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
VAZ056-210800-
SPOTSYLVANIA-
INCLUDING THE CITY OF FREDERICKSBURG
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 69 (+2) 78 (-4) 62 82
RH % (24H TREND) 100 (0) 77 (+10) 98 53
WIND 20FT/EARLY(MPH) LGT/VAR N 7 G19 N 5 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 10 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.03 0.00 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2800 5940
TRANSPORT WND (MPH) N 17 NE 5
VENT RATE (KT-FT) 42000 23760
MAX ADI EARLY 24 FAIR 33 FAIR 45 GEN GOOD 48 GEN GOOD
MAX ADI LATE 8 POOR 51 GEN GOOD 5 VERY POOR 49 GEN GOOD
MAX LVORI EARLY 9 8 6 7
MAX LVORI LATE 9 4 7 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
VAZ057-210800-
KING GEORGE-
INCLUDING THE CITY OF DAHLGREN
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 71 (+2) 77 (-3) 63 81
RH % (24H TREND) 100 (0) 77 (+3) 95 49
WIND 20FT/EARLY(MPH) LGT/VAR N 9 G18 N 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 N 11 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 5 AM 6 PM
MIXING HGT(FT-AGL/MSL) 2810 5580
TRANSPORT WND (MPH) N 18 NE 6
VENT RATE (KT-FT) 44960 27900
MAX ADI EARLY 18 GEN POOR 36 FAIR 47 GEN GOOD 51 GEN GOOD
MAX ADI LATE 8 POOR 44 GEN GOOD 8 POOR 53 GEN GOOD
MAX LVORI EARLY 8 8 5 6
MAX LVORI LATE 9 4 6 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER
70S. NORTHWEST WINDS AROUND 5 MPH.
WVZ502-210800-
EASTERN GRANT-
INCLUDING THE CITY OF PETERSBURG
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 50 50 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (-1) 78 (-1) 60 83
RH % (24H TREND) 100 (+1) 77 (+6) 100 62
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.08 0.01 0.00
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(FT-AGL/MSL) 2850 5160
TRANSPORT WND (MPH) N 9 NE 5
VENT RATE (KT-FT) 22800 20640
MAX ADI EARLY 7 POOR 16 GEN POOR 22 FAIR 14 GEN POOR
MAX ADI LATE 4 VERY POOR 28 FAIR 3 VERY POOR 29 FAIR
MAX LVORI EARLY 9 8 9 9
MAX LVORI LATE 9 5 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 70S. WEST WINDS 5 TO 10 MPH.
WVZ503-210800-
WESTERN MINERAL-
INCLUDING THE CITY OF ELK GARDEN
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 62 (-2) 75 (+1) 58 80
RH % (24H TREND) 100 (0) 77 (-2) 100 61
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.31 0.08 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2290 4990
TRANSPORT WND (MPH) NE 8 NE 5
VENT RATE (KT-FT) 16030 19960
MAX ADI EARLY 6 VERY POOR 10 POOR 16 GEN POOR 14 GEN POOR
MAX ADI LATE 5 VERY POOR 19 GEN POOR 3 VERY POOR 33 FAIR
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 9 6 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 60S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS AROUND
70. WEST WINDS 5 TO 10 MPH.
WVZ504-210800-
EASTERN MINERAL-
INCLUDING THE CITIES OF ANTIOCH, KEYSER, NEW CREEK, RIDGEVILLE,
RUSSELLDALE, HEADSVILLE, AND FORT ASHBY
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (0) 76 (0) 61 82
RH % (24H TREND) 100 (0) 76 (+1) 100 55
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.25 0.05 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2760 5680
TRANSPORT WND (MPH) NE 8 NE 3
VENT RATE (KT-FT) 19320 17040
MAX ADI EARLY 5 VERY POOR 16 GEN POOR 19 GEN POOR 18 GEN POOR
MAX ADI LATE 6 VERY POOR 26 FAIR 3 VERY POOR 30 FAIR
MAX LVORI EARLY 9 8 8 10
MAX LVORI LATE 9 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. WEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. WEST WINDS 5 TO 10 MPH.
WVZ505-210800-
WESTERN PENDLETON-
INCLUDING THE CITY OF RIVERTON
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 20 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 61 (-3) 74 (0) 58 78
RH % (24H TREND) 100 (+1) 78 (+4) 100 64
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.27 0.04 0.02 0.00
PRECIP DURATION 3 3 1 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 2 AM 6 PM
MIXING HGT(FT-AGL/MSL) 2710 4020
TRANSPORT WND (MPH) NE 10 N 5
VENT RATE (KT-FT) 24390 16080
MAX ADI EARLY 9 POOR 17 GEN POOR 21 FAIR 11 POOR
MAX ADI LATE 5 VERY POOR 29 FAIR 3 VERY POOR 20 GEN POOR
MAX LVORI EARLY 9 8 9 9
MAX LVORI LATE 9 5 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
60S. WEST WINDS 10 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE MID
60S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. WEST WINDS 5 TO 10 MPH.
WVZ501-210800-
WESTERN GRANT-
INCLUDING THE CITIES OF BAYARD AND MOUNT STORM
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 50 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 61 (-4) 73 (-1) 57 78
RH % (24H TREND) 100 (+1) 81 (+3) 100 67
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.28 0.08 0.01 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(FT-AGL/MSL) 2350 4470
TRANSPORT WND (MPH) NE 8 NE 5
VENT RATE (KT-FT) 16450 17880
MAX ADI EARLY 6 VERY POOR 11 POOR 17 GEN POOR 13 GEN POOR
MAX ADI LATE 5 VERY POOR 19 GEN POOR 4 VERY POOR 28 FAIR
MAX LVORI EARLY 9 9 9 8
MAX LVORI LATE 9 6 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 60S. WEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID 60S.
WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 60S. WEST WINDS 5 TO 10 MPH.
MDZ507-210800-
NORTHWEST HARFORD-
INCLUDING THE CITY OF JARRETTSVILLE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER CLOUDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (0) 73 (0) 60 81
RH % (24H TREND) 100 (0) 84 (-10) 97 50
WIND 20FT/EARLY(MPH) E 5 NE 10 G20 N 7 G19 N 5
WIND 20FT/LATE(MPH) NE 6 G17 NE 11 G21 N 5 LGT/VAR
PRECIP AMOUNT 0.19 0.01 0.00 0.00
PRECIP DURATION 3 0
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 8 AM
MIXING HGT(FT-AGL/MSL) 2450 5060
TRANSPORT WND (MPH) NE 18 N 7
VENT RATE (KT-FT) 39200 30360
MAX ADI EARLY 18 GEN POOR 29 FAIR 44 GEN GOOD 42 GEN GOOD
MAX ADI LATE 15 GEN POOR 38 FAIR 8 POOR 49 GEN GOOD
MAX LVORI EARLY 9 5 6 6
MAX LVORI LATE 8 4 6 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ506-210800-
CENTRAL AND SOUTHEAST HOWARD-
INCLUDING THE CITIES OF COLUMBIA AND ELLICOTT CITY
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (0) 74 (-1) 61 81
RH % (24H TREND) 100 (0) 82 (-6) 98 46
WIND 20FT/EARLY(MPH) E 5 NE 10 G20 N 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) NE 6 NE 11 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.09 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(FT-AGL/MSL) 2520 6170
TRANSPORT WND (MPH) N 17 NE 5
VENT RATE (KT-FT) 37800 24680
MAX ADI EARLY 22 FAIR 29 FAIR 44 GEN GOOD 45 GEN GOOD
MAX ADI LATE 14 GEN POOR 42 GEN GOOD 8 POOR 48 GEN GOOD
MAX LVORI EARLY 8 5 6 6
MAX LVORI LATE 8 4 7 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. 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. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ508-210800-
SOUTHEAST HARFORD-
INCLUDING THE CITY OF ABERDEEN
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY CLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (-2) 75 (+1) 60 82
RH % (24H TREND) 100 (0) 78 (-16) 94 46
WIND 20FT/EARLY(MPH) E 5 NE 11 G21 N 9 G20 N 5
WIND 20FT/LATE(MPH) NE 7 G18 NE 12 G23 N 6 LGT/VAR
PRECIP AMOUNT 0.39 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(FT-AGL/MSL) 2680 5430
TRANSPORT WND (MPH) NE 20 N 7
VENT RATE (KT-FT) 45560 32580
MAX ADI EARLY 18 GEN POOR 38 FAIR 42 GEN GOOD 46 GEN GOOD
MAX ADI LATE 17 GEN POOR 44 GEN GOOD 9 POOR 53 GEN GOOD
MAX LVORI EARLY 9 5 5 6
MAX LVORI LATE 8 4 6 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 60S.
HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ501-210800-
EXTREME WESTERN ALLEGANY-
INCLUDING THE CITY OF FROSTBURG
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (0) 76 (+3) 60 81
RH % (24H TREND) 100 (+1) 78 (-5) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.39 0.06 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2450 5160
TRANSPORT WND (MPH) NE 8 NE 5
VENT RATE (KT-FT) 17150 20640
MAX ADI EARLY 5 VERY POOR 11 POOR 17 GEN POOR 19 GEN POOR
MAX ADI LATE 5 VERY POOR 22 FAIR 3 VERY POOR 29 FAIR
MAX LVORI EARLY 9 9 9 8
MAX LVORI LATE 9 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND 70.
WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
MDZ503-210800-
NORTHWEST MONTGOMERY-
INCLUDING THE CITIES OF GERMANTOWN AND DAMASCUS
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (0) 74 (-3) 61 81
RH % (24H TREND) 100 (0) 82 (+1) 100 52
WIND 20FT/EARLY(MPH) E 5 NE 9 G19 N 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 NE 11 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.02 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(FT-AGL/MSL) 2190 5530
TRANSPORT WND (MPH) N 16 NE 5
VENT RATE (KT-FT) 30660 22120
MAX ADI EARLY 20 GEN POOR 27 FAIR 37 FAIR 38 FAIR
MAX ADI LATE 12 POOR 38 FAIR 6 VERY POOR 40 FAIR
MAX LVORI EARLY 7 5 6 7
MAX LVORI LATE 8 4 8 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ502-210800-
CENTRAL AND EASTERN ALLEGANY-
INCLUDING THE CITY OF CUMBERLAND
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 60 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (-1) 76 (+1) 61 82
RH % (24H TREND) 100 (0) 74 (-1) 100 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.32 0.04 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2820 5810
TRANSPORT WND (MPH) NE 9 NE 3
VENT RATE (KT-FT) 22560 17430
MAX ADI EARLY 8 POOR 23 FAIR 25 FAIR 22 FAIR
MAX ADI LATE 5 VERY POOR 32 FAIR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 9 9 8 9
MAX LVORI LATE 9 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. WEST WINDS 5 TO 10 MPH.
MDZ505-210800-
NORTHWEST HOWARD-
INCLUDING THE CITY OF LISBON
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (+1) 73 (-2) 61 80
RH % (24H TREND) 100 (0) 86 (-2) 100 51
WIND 20FT/EARLY(MPH) E 5 NE 9 G19 N 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 NE 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.01 0.00 0.00
PRECIP DURATION 3 0
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(FT-AGL/MSL) 2250 5640
TRANSPORT WND (MPH) N 16 NE 5
VENT RATE (KT-FT) 31500 22560
MAX ADI EARLY 19 GEN POOR 28 FAIR 40 FAIR 43 GEN GOOD
MAX ADI LATE 13 GEN POOR 44 GEN GOOD 6 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 9 5 6 7
MAX LVORI LATE 8 4 8 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ504-210800-
CENTRAL AND SOUTHEAST MONTGOMERY-
INCLUDING THE CITIES OF BETHESDA, ROCKVILLE, GAITHERSBURG,
AND SILVER SPRING
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 67 (+1) 74 (-2) 61 83
RH % (24H TREND) 100 (0) 81 (-1) 98 49
WIND 20FT/EARLY(MPH) E 5 NE 9 G20 N 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 NE 10 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.03 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(FT-AGL/MSL) 2500 6250
TRANSPORT WND (MPH) N 16 NE 5
VENT RATE (KT-FT) 35000 25000
MAX ADI EARLY 22 FAIR 27 FAIR 39 FAIR 46 GEN GOOD
MAX ADI LATE 13 GEN POOR 44 GEN GOOD 8 POOR 49 GEN GOOD
MAX LVORI EARLY 7 5 6 6
MAX LVORI LATE 8 4 6 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 60S.
HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
MID 70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ006-210800-
NORTHERN BALTIMORE-
INCLUDING THE CITIES OF REISTERSTOWN AND COCKEYSVILLE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (-1) 73 (-1) 60 81
RH % (24H TREND) 100 (0) 82 (-9) 98 48
WIND 20FT/EARLY(MPH) E 5 NE 9 G20 N 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) NE 6 G17 NE 10 G21 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.01 0.00 0.00
PRECIP DURATION 3 0
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 9 AM
MIXING HGT(FT-AGL/MSL) 2240 5410
TRANSPORT WND (MPH) N 16 N 5
VENT RATE (KT-FT) 31360 21640
MAX ADI EARLY 18 GEN POOR 31 FAIR 42 GEN GOOD 41 GEN GOOD
MAX ADI LATE 13 GEN POOR 41 GEN GOOD 8 POOR 44 GEN GOOD
MAX LVORI EARLY 8 5 6 7
MAX LVORI LATE 8 4 7 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 60S.
HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ005-210800-
CARROLL-
INCLUDING THE CITIES OF ELDERSBURG AND WESTMINSTER
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (-1) 73 (-1) 60 82
RH % (24H TREND) 100 (0) 82 (-6) 100 50
WIND 20FT/EARLY(MPH) LGT/VAR NE 8 G18 N 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 NE 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.00 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(FT-AGL/MSL) 2050 5110
TRANSPORT WND (MPH) N 17 NE 5
VENT RATE (KT-FT) 30750 20440
MAX ADI EARLY 19 GEN POOR 26 FAIR 39 FAIR 35 FAIR
MAX ADI LATE 10 POOR 40 FAIR 5 VERY POOR 37 FAIR
MAX LVORI EARLY 8 6 7 8
MAX LVORI LATE 8 4 8 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ004-210800-
FREDERICK MD-
INCLUDING THE CITIES OF FREDERICK AND BALLENGER CREEK
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (-1) 76 (0) 61 82
RH % (24H TREND) 100 (0) 80 (-4) 100 52
WIND 20FT/EARLY(MPH) LGT/VAR NE 8 G19 N 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 G18 NE 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.12 0.02 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2170 5180
TRANSPORT WND (MPH) NE 16 NE 5
VENT RATE (KT-FT) 30380 20720
MAX ADI EARLY 18 GEN POOR 28 FAIR 36 FAIR 31 FAIR
MAX ADI LATE 11 POOR 39 FAIR 5 VERY POOR 32 FAIR
MAX LVORI EARLY 8 5 7 7
MAX LVORI LATE 8 4 8 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ003-210800-
WASHINGTON-
INCLUDING THE CITY OF HAGERSTOWN
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 60 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (-1) 76 (0) 61 83
RH % (24H TREND) 100 (0) 77 (-3) 99 53
WIND 20FT/EARLY(MPH) LGT/VAR NE 7 G18 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 NE 9 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.09 0.02 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2550 5640
TRANSPORT WND (MPH) NE 14 NE 5
VENT RATE (KT-FT) 30600 22560
MAX ADI EARLY 19 GEN POOR 29 FAIR 31 FAIR 27 FAIR
MAX ADI LATE 9 POOR 38 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 7 7 7 7
MAX LVORI LATE 7 4 8 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. 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
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ053-210800-
FAIRFAX-
INCLUDING THE CITIES OF RESTON, HERNDON, ANNANDALE, CENTREVILLE,
CHANTILLY, MCLEAN, AND FRANCONIA
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 69 (+2) 76 (-4) 63 83
RH % (24H TREND) 100 (0) 77 (+3) 97 48
WIND 20FT/EARLY(MPH) E 5 NE 9 G19 N 8 G19 N 5
WIND 20FT/LATE(MPH) NE 5 N 11 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.01 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2800 6570
TRANSPORT WND (MPH) N 16 NE 5
VENT RATE (KT-FT) 39200 26280
MAX ADI EARLY 24 FAIR 26 FAIR 41 GEN GOOD 49 GEN GOOD
MAX ADI LATE 11 POOR 37 FAIR 8 POOR 52 GEN GOOD
MAX LVORI EARLY 6 5 5 6
MAX LVORI LATE 8 4 6 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE MID
80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ527-210800-
CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK-
INCLUDING THE CITIES OF DALE CITY, MANASSAS, WOODBRIDGE,
LAKE RIDGE, AND MONTCLAIR
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 69 (+2) 77 (-4) 62 83
RH % (24H TREND) 100 (0) 77 (+7) 98 51
WIND 20FT/EARLY(MPH) LGT/VAR N 9 G19 N 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.02 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2770 6300
TRANSPORT WND (MPH) N 16 NE 5
VENT RATE (KT-FT) 38780 25200
MAX ADI EARLY 19 GEN POOR 28 FAIR 41 GEN GOOD 49 GEN GOOD
MAX ADI LATE 10 POOR 44 GEN GOOD 7 POOR 51 GEN GOOD
MAX LVORI EARLY 8 7 5 7
MAX LVORI LATE 9 4 7 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ051-210800-
CULPEPER-
INCLUDING THE CITY OF CULPEPER
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+1) 77 (-4) 62 82
RH % (24H TREND) 100 (0) 79 (+8) 99 57
WIND 20FT/EARLY(MPH) LGT/VAR N 7 G19 N 5 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.01 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2500 5450
TRANSPORT WND (MPH) N 17 NE 5
VENT RATE (KT-FT) 37500 21800
MAX ADI EARLY 22 FAIR 28 FAIR 41 GEN GOOD 37 FAIR
MAX ADI LATE 8 POOR 47 GEN GOOD 5 VERY POOR 38 FAIR
MAX LVORI EARLY 9 7 7 8
MAX LVORI LATE 9 4 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
MID 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
VAZ050-210800-
ORANGE-
INCLUDING THE CITIES OF ORANGE AND GORDONSVILLE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 69 (+2) 78 (-3) 62 81
RH % (24H TREND) 100 (0) 79 (+10) 99 58
WIND 20FT/EARLY(MPH) LGT/VAR N 7 G19 NE 5 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.02 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2520 5670
TRANSPORT WND (MPH) N 17 NE 5
VENT RATE (KT-FT) 37800 22680
MAX ADI EARLY 24 FAIR 32 FAIR 42 GEN GOOD 37 FAIR
MAX ADI LATE 8 POOR 48 GEN GOOD 5 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 8 8 7 8
MAX LVORI LATE 9 4 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
VAZ036-210800-
NELSON-
INCLUDING THE CITY OF LOVINGSTON
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 40 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+1) 82 (0) 64 81
RH % (24H TREND) 100 (0) 71 (+5) 100 64
WIND 20FT/EARLY(MPH) LGT/VAR NE 7 G18 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 9 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.03 0.01 0.00
PRECIP DURATION 2 2 1
PRECIP BEGIN 6 PM 6 AM 7 PM
PRECIP END 2 AM 6 PM 2 AM
MIXING HGT(FT-AGL/MSL) 3730 5230
TRANSPORT WND (MPH) N 14 NE 6
VENT RATE (KT-FT) 44760 26150
MAX ADI EARLY 30 FAIR 43 GEN GOOD 46 GEN GOOD 25 FAIR
MAX ADI LATE 6 VERY POOR 56 GEN GOOD 4 VERY POOR 31 FAIR
MAX LVORI EARLY 6 8 7 8
MAX LVORI LATE 8 4 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
VAZ037-210800-
ALBEMARLE-
INCLUDING THE CITY OF CHARLOTTESVILLE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 69 (+2) 82 (-1) 64 82
RH % (24H TREND) 100 (0) 75 (+7) 99 64
WIND 20FT/EARLY(MPH) LGT/VAR NE 9 G19 NE 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 10 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.02 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 3360 5380
TRANSPORT WND (MPH) N 15 NE 5
VENT RATE (KT-FT) 43680 21520
MAX ADI EARLY 27 FAIR 35 FAIR 39 FAIR 26 FAIR
MAX ADI LATE 7 POOR 44 GEN GOOD 6 VERY POOR 32 FAIR
MAX LVORI EARLY 6 7 7 7
MAX LVORI LATE 9 4 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. WEST WINDS 5 TO 10 MPH.
VAZ038-210800-
GREENE-
INCLUDING THE CITY OF STANARDSVILLE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+2) 79 (-3) 61 81
RH % (24H TREND) 100 (0) 75 (+5) 100 65
WIND 20FT/EARLY(MPH) LGT/VAR NE 8 G19 NE 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.02 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 3190 4930
TRANSPORT WND (MPH) N 14 NE 5
VENT RATE (KT-FT) 38280 19720
MAX ADI EARLY 24 FAIR 34 FAIR 40 FAIR 29 FAIR
MAX ADI LATE 7 POOR 48 GEN GOOD 5 VERY POOR 29 FAIR
MAX LVORI EARLY 7 7 7 7
MAX LVORI LATE 8 4 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS AROUND 5 MPH.
VAZ039-210800-
MADISON-
INCLUDING THE CITY OF MADISON
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 67 (0) 78 (-3) 61 81
RH % (24H TREND) 100 (0) 78 (+8) 100 61
WIND 20FT/EARLY(MPH) LGT/VAR N 7 G19 N 6 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.03 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2760 5170
TRANSPORT WND (MPH) N 15 NE 5
VENT RATE (KT-FT) 35880 20680
MAX ADI EARLY 23 FAIR 31 FAIR 39 FAIR 34 FAIR
MAX ADI LATE 8 POOR 43 GEN GOOD 5 VERY POOR 33 FAIR
MAX LVORI EARLY 8 8 7 8
MAX LVORI LATE 9 4 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ014-210800-
ANNE ARUNDEL-
INCLUDING THE CITIES OF GLEN BURNIE, ANNAPOLIS, SEVERN,
SOUTH GATE, SEVERNA PARK, ARNOLD, AND ODENTON
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+1) 76 (-1) 62 82
RH % (24H TREND) 100 (0) 79 (-7) 91 45
WIND 20FT/EARLY(MPH) E 5 NE 12 G23 N 10 G23 N 6
WIND 20FT/LATE(MPH) NE 6 G18 NE 13 G24 N 6 G18 NE 5
PRECIP AMOUNT 0.20 0.03 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(FT-AGL/MSL) 2650 5490
TRANSPORT WND (MPH) N 20 NE 7
VENT RATE (KT-FT) 45050 32940
MAX ADI EARLY 21 FAIR 35 FAIR 41 GEN GOOD 47 GEN GOOD
MAX ADI LATE 15 GEN POOR 45 GEN GOOD 10 POOR 50 GEN GOOD
MAX LVORI EARLY 7 5 4 5
MAX LVORI LATE 7 4 5 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ017-210800-
ST. MARYS-
INCLUDING THE CITIES OF LEXINGTON PARK AND CALIFORNIA
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE NONE SHOWERS NONE NONE
CHANCE PRECIP (%) 0 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 70 (+1) 77 (-3) 62 80
RH % (24H TREND) 100 (0) 78 (-1) 94 49
WIND 20FT/EARLY(MPH) E 6 NE 13 G26 N 12 G27 N 7 G17
WIND 20FT/LATE(MPH) NE 8 G20 N 17 G27 N 8 G20 N 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END 5 PM
MIXING HGT(FT-AGL/MSL) 2630 4630
TRANSPORT WND (MPH) N 24 NE 8
VENT RATE (KT-FT) 55230 32410
MAX ADI EARLY 18 GEN POOR 43 GEN GOOD 45 GEN GOOD 55 GEN GOOD
MAX ADI LATE 14 GEN POOR 52 GEN GOOD 13 GEN POOR 57 GEN GOOD
MAX LVORI EARLY 8 5 5 5
MAX LVORI LATE 7 4 5 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. WEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ016-210800-
CHARLES-
INCLUDING THE CITIES OF ST. CHARLES AND WALDORF
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 69 (+1) 76 (-4) 62 81
RH % (24H TREND) 100 (0) 76 (+1) 97 47
WIND 20FT/EARLY(MPH) E 5 NE 10 G21 N 8 G20 N 5
WIND 20FT/LATE(MPH) NE 6 N 12 G23 N 5 NE 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2790 5650
TRANSPORT WND (MPH) N 20 NE 6
VENT RATE (KT-FT) 47430 28250
MAX ADI EARLY 19 GEN POOR 34 FAIR 38 FAIR 50 GEN GOOD
MAX ADI LATE 13 GEN POOR 43 GEN GOOD 8 POOR 53 GEN GOOD
MAX LVORI EARLY 9 5 5 6
MAX LVORI LATE 8 4 6 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
MDZ018-210800-
CALVERT-
INCLUDING THE CITIES OF CHESAPEAKE BEACH, HUNTINGTOWN, DUNKIRK,
NORTH BEACH, LUSBY, AND PRINCE FREDERICK
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY MCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 69 (+1) 78 (-2) 63 81
RH % (24H TREND) 100 (0) 80 (0) 92 48
WIND 20FT/EARLY(MPH) E 5 NE 13 G25 N 12 G26 N 7 G17
WIND 20FT/LATE(MPH) NE 7 G19 N 17 G26 N 8 G19 N 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 7 AM
PRECIP END 4 AM 5 PM
MIXING HGT(FT-AGL/MSL) 2510 3950
TRANSPORT WND (MPH) N 22 N 9
VENT RATE (KT-FT) 47690 31600
MAX ADI EARLY 17 GEN POOR 43 GEN GOOD 46 GEN GOOD 51 GEN GOOD
MAX ADI LATE 15 GEN POOR 52 GEN GOOD 13 GEN POOR 52 GEN GOOD
MAX LVORI EARLY 8 5 5 5
MAX LVORI LATE 8 4 5 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ011-210800-
SOUTHERN BALTIMORE-
INCLUDING THE CITY OF BALTIMORE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (0) 76 (+1) 61 83
RH % (24H TREND) 100 (+1) 78 (-11) 95 44
WIND 20FT/EARLY(MPH) E 5 NE 11 G20 N 8 G20 N 5
WIND 20FT/LATE(MPH) NE 6 G17 NE 12 G21 N 5 NE 5
PRECIP AMOUNT 0.24 0.01 0.00 0.00
PRECIP DURATION 3 0
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 10 AM
MIXING HGT(FT-AGL/MSL) 2700 6030
TRANSPORT WND (MPH) NE 18 NE 6
VENT RATE (KT-FT) 43200 30150
MAX ADI EARLY 23 FAIR 34 FAIR 40 FAIR 46 GEN GOOD
MAX ADI LATE 16 GEN POOR 42 GEN GOOD 8 POOR 51 GEN GOOD
MAX LVORI EARLY 7 5 5 5
MAX LVORI LATE 8 4 5 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER
80S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. WEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
MDZ013-210800-
PRINCE GEORGES-
INCLUDING THE CITIES OF BOWIE, SUITLAND-SILVER HILL, CLINTON,
COLLEGE PARK, GREENBELT, LAUREL, AND CAMP SPRINGS
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+1) 76 (-2) 62 82
RH % (24H TREND) 100 (0) 79 (-3) 93 46
WIND 20FT/EARLY(MPH) E 5 NE 11 G23 N 8 G20 N 5
WIND 20FT/LATE(MPH) NE 6 G17 NE 12 G23 N 5 NE 5
PRECIP AMOUNT 0.06 0.02 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2620 5960
TRANSPORT WND (MPH) N 18 NE 6
VENT RATE (KT-FT) 41920 29800
MAX ADI EARLY 23 FAIR 32 FAIR 39 FAIR 47 GEN GOOD
MAX ADI LATE 13 GEN POOR 41 GEN GOOD 8 POOR 49 GEN GOOD
MAX LVORI EARLY 7 5 5 6
MAX LVORI LATE 8 4 6 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ040-210800-
RAPPAHANNOCK-
INCLUDING THE CITY OF WASHINGTON
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (-1) 76 (-4) 60 81
RH % (24H TREND) 100 (0) 82 (+8) 100 62
WIND 20FT/EARLY(MPH) LGT/VAR N 6 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.04 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2520 5080
TRANSPORT WND (MPH) N 14 NE 5
VENT RATE (KT-FT) 30240 20320
MAX ADI EARLY 17 GEN POOR 28 FAIR 35 FAIR 33 FAIR
MAX ADI LATE 5 VERY POOR 39 FAIR 5 VERY POOR 33 FAIR
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 9 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. NORTHWEST WINDS AROUND 5 MPH.
DCZ001-210800-
DISTRICT OF COLUMBIA-
INCLUDING THE CITY OF WASHINGTON
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 69 (+2) 76 (-3) 63 83
RH % (24H TREND) 100 (0) 77 (-1) 90 46
WIND 20FT/EARLY(MPH) E 5 NE 9 G19 N 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) NE 6 NE 10 G21 LGT/VAR NE 5
PRECIP AMOUNT 0.06 0.03 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(FT-AGL/MSL) 2790 6530
TRANSPORT WND (MPH) N 17 NE 6
VENT RATE (KT-FT) 41850 32650
MAX ADI EARLY 25 FAIR 31 FAIR 41 GEN GOOD 48 GEN GOOD
MAX ADI LATE 13 GEN POOR 47 GEN GOOD 9 POOR 51 GEN GOOD
MAX LVORI EARLY 6 5 5 5
MAX LVORI LATE 7 4 5 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER
70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ504-210800-
EASTERN HIGHLAND-
INCLUDING THE CITY OF MONTEREY
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 50 60 30 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 63 (-1) 78 (+1) 59 79
RH % (24H TREND) 100 (0) 76 (+3) 100 69
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.26 0.02 0.02 0.00
PRECIP DURATION 3 3 1 1
PRECIP BEGIN 6 PM 8 AM CONTINUING 2 PM
PRECIP END 6 AM CONTINUING 2 AM 6 PM
MIXING HGT(FT-AGL/MSL) 3120 3880
TRANSPORT WND (MPH) N 12 NE 5
VENT RATE (KT-FT) 31200 15520
MAX ADI EARLY 8 POOR 26 FAIR 28 FAIR 13 GEN POOR
MAX ADI LATE 5 VERY POOR 37 FAIR 4 VERY POOR 20 GEN POOR
MAX LVORI EARLY 10 9 9 9
MAX LVORI LATE 9 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS AROUND
70. NORTHWEST WINDS 5 TO 10 MPH.
VAZ027-210800-
SHENANDOAH-
INCLUDING THE CITIES OF STRASBURG, WOODSTOCK, MOUNT JACKSON,
AND NEW MARKET
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (0) 76 (-3) 60 81
RH % (24H TREND) 100 (0) 79 (+9) 100 60
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.16 0.06 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2670 5240
TRANSPORT WND (MPH) N 12 NE 5
VENT RATE (KT-FT) 26700 20960
MAX ADI EARLY 12 POOR 22 FAIR 26 FAIR 24 FAIR
MAX ADI LATE 6 VERY POOR 31 FAIR 4 VERY POOR 29 FAIR
MAX LVORI EARLY 9 8 9 8
MAX LVORI LATE 9 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS
10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. WEST WINDS 5 TO 10 MPH.
VAZ505-210800-
WESTERN LOUDOUN-
INCLUDING THE CITY OF PURCELLVILLE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (0) 76 (-2) 61 82
RH % (24H TREND) 100 (0) 81 (+5) 100 55
WIND 20FT/EARLY(MPH) E 5 NE 9 G18 N 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 NE 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.02 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2220 5350
TRANSPORT WND (MPH) N 15 NE 5
VENT RATE (KT-FT) 28860 21400
MAX ADI EARLY 19 GEN POOR 26 FAIR 34 FAIR 31 FAIR
MAX ADI LATE 11 POOR 35 FAIR 5 VERY POOR 34 FAIR
MAX LVORI EARLY 7 6 7 8
MAX LVORI LATE 8 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ028-210800-
FREDERICK VA-
INCLUDING THE CITY OF WINCHESTER
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 60 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (0) 74 (-2) 61 80
RH % (24H TREND) 100 (0) 84 (+3) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR NE 7 G17 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.18 0.05 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2530 5290
TRANSPORT WND (MPH) N 13 NE 6
VENT RATE (KT-FT) 27830 26450
MAX ADI EARLY 15 GEN POOR 23 FAIR 33 FAIR 28 FAIR
MAX ADI LATE 8 POOR 35 FAIR 4 VERY POOR 33 FAIR
MAX LVORI EARLY 9 8 9 8
MAX LVORI LATE 9 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS
10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. WEST WINDS 5 TO 10 MPH.
VAZ025-210800-
AUGUSTA-
INCLUDING THE CITIES OF STAUNTON, WAYNESBORO, AND STUARTS DRAFT
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 50 20 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (-1) 79 (-1) 60 80
RH % (24H TREND) 100 (0) 73 (+4) 100 64
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 G19 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.18 0.05 0.01 0.00
PRECIP DURATION 3 2 1 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 2 AM 6 PM
MIXING HGT(FT-AGL/MSL) 3440 5060
TRANSPORT WND (MPH) N 14 NE 6
VENT RATE (KT-FT) 41280 25300
MAX ADI EARLY 11 POOR 34 FAIR 37 FAIR 21 FAIR
MAX ADI LATE 5 VERY POOR 45 GEN GOOD 4 VERY POOR 33 FAIR
MAX LVORI EARLY 9 8 7 8
MAX LVORI LATE 9 4 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. WEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
VAZ502-210800-
SOUTHERN FAUQUIER-
INCLUDING THE CITY OF TURNBULL
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+1) 77 (-5) 62 82
RH % (24H TREND) 100 (0) 79 (+10) 100 55
WIND 20FT/EARLY(MPH) LGT/VAR N 8 G19 N 6 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.01 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2420 5720
TRANSPORT WND (MPH) N 16 N 5
VENT RATE (KT-FT) 33880 22880
MAX ADI EARLY 21 FAIR 26 FAIR 42 GEN GOOD 42 GEN GOOD
MAX ADI LATE 9 POOR 46 GEN GOOD 6 VERY POOR 43 GEN GOOD
MAX LVORI EARLY 9 7 6 8
MAX LVORI LATE 9 4 8 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
MID 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. NORTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.
VAZ026-210800-
ROCKINGHAM-
INCLUDING THE CITY OF HARRISONBURG
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 50 40 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (-1) 77 (-3) 61 80
RH % (24H TREND) 100 (0) 78 (+9) 100 65
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 G19 NE 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.26 0.06 0.01 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 PM CONTINUING 7 PM
PRECIP END CONTINUING 6 PM 2 AM
MIXING HGT(FT-AGL/MSL) 2900 5010
TRANSPORT WND (MPH) N 13 NE 6
VENT RATE (KT-FT) 31900 25050
MAX ADI EARLY 8 POOR 25 FAIR 30 FAIR 23 FAIR
MAX ADI LATE 5 VERY POOR 36 FAIR 4 VERY POOR 29 FAIR
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 9 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTH WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
VAZ503-210800-
WESTERN HIGHLAND-
INCLUDING THE CITY OF HIGHTOWN
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 50 70 30 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 60 (-3) 76 (+2) 57 76
RH % (24H TREND) 100 (0) 78 (+1) 100 72
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.25 0.02 0.02 0.00
PRECIP DURATION 3 3 1 1
PRECIP BEGIN 6 PM 8 AM CONTINUING 2 PM
PRECIP END 3 AM CONTINUING 2 AM 6 PM
MIXING HGT(FT-AGL/MSL) 3270 3490
TRANSPORT WND (MPH) N 10 N 5
VENT RATE (KT-FT) 29430 13960
MAX ADI EARLY 10 POOR 21 FAIR 23 FAIR 9 POOR
MAX ADI LATE 5 VERY POOR 33 FAIR 4 VERY POOR 17 GEN POOR
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 9 4 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 MID 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE LOWER 70S. SOUTHWEST
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
60S. WEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE MID
60S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. WEST WINDS 5 TO 10 MPH.
VAZ508-210800-
CENTRAL VIRGINIA BLUE RIDGE-
INCLUDING THE CITY OF WINTERGREEN
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 40 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (+1) 76 (0) 60 77
RH % (24H TREND) 100 (+1) 71 (+5) 100 61
WIND 20FT/EARLY(MPH) LGT/VAR NE 9 G21 NE 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) NE 6 G18 NE 9 G19 N 5 LGT/VAR
PRECIP AMOUNT 0.08 0.07 0.01 0.00
PRECIP DURATION 2 2 1
PRECIP BEGIN 6 PM CONTINUING 7 PM
PRECIP END CONTINUING 6 PM 2 AM
MIXING HGT(FT-AGL/MSL) 2640 4300
TRANSPORT WND (MPH) N 13 N 5
VENT RATE (KT-FT) 29040 17200
MAX ADI EARLY 16 GEN POOR 20 GEN POOR 28 FAIR 17 GEN POOR
MAX ADI LATE 7 POOR 35 FAIR 6 VERY POOR 29 FAIR
MAX LVORI EARLY 6 7 7 6
MAX LVORI LATE 7 4 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND 70.
NORTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS AROUND
70. NORTHWEST WINDS 5 TO 10 MPH.
VAZ506-210800-
EASTERN LOUDOUN-
INCLUDING THE CITIES OF LEESBURG, ASHBURN, AND STERLING
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY CLOUDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+2) 75 (-4) 62 82
RH % (24H TREND) 100 (0) 82 (+6) 100 54
WIND 20FT/EARLY(MPH) E 5 NE 9 G18 N 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 N 11 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.11 0.05 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2290 5790
TRANSPORT WND (MPH) N 16 NE 5
VENT RATE (KT-FT) 32060 23160
MAX ADI EARLY 21 FAIR 26 FAIR 33 FAIR 42 GEN GOOD
MAX ADI LATE 8 POOR 40 FAIR 6 VERY POOR 43 GEN GOOD
MAX LVORI EARLY 7 7 6 7
MAX LVORI LATE 8 4 9 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ507-210800-
NORTHERN VIRGINIA BLUE RIDGE-
INCLUDING THE CITY OF BIG MEADOWS
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 63 (0) 73 (-3) 58 76
RH % (24H TREND) 100 (0) 86 (+12) 100 66
WIND 20FT/EARLY(MPH) LGT/VAR NE 9 G24 N 8 G19 LGT/VAR
WIND 20FT/LATE(MPH) NE 6 G19 N 9 G20 N 6 G17 LGT/VAR
PRECIP AMOUNT 0.09 0.06 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 1700 4220
TRANSPORT WND (MPH) N 13 NE 5
VENT RATE (KT-FT) 18700 16880
MAX ADI EARLY 10 POOR 12 POOR 19 GEN POOR 19 GEN POOR
MAX ADI LATE 7 POOR 21 FAIR 7 POOR 25 FAIR
MAX LVORI EARLY 9 8 8 8
MAX LVORI LATE 8 5 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND 70.
NORTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND
70. NORTHWEST WINDS 5 TO 10 MPH.
VAZ501-210800-
NORTHERN FAUQUIER-
INCLUDING THE CITY OF WARRENTON
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (0) 75 (-4) 61 81
RH % (24H TREND) 100 (0) 81 (+8) 100 57
WIND 20FT/EARLY(MPH) LGT/VAR NE 8 G19 N 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.04 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2280 5240
TRANSPORT WND (MPH) N 15 N 5
VENT RATE (KT-FT) 29640 20960
MAX ADI EARLY 19 GEN POOR 24 FAIR 36 FAIR 31 FAIR
MAX ADI LATE 8 POOR 37 FAIR 6 VERY POOR 32 FAIR
MAX LVORI EARLY 8 7 7 8
MAX LVORI LATE 9 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. NORTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ029-210800-
PAGE-
INCLUDING THE CITIES OF LURAY, SHENANDOAH, AND STANLEY
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 40 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (0) 76 (-5) 60 81
RH % (24H TREND) 100 (0) 82 (+14) 100 63
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 G18 NE 5 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.09 0.03 0.00 0.00
PRECIP DURATION 3 2 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(FT-AGL/MSL) 2370 5260
TRANSPORT WND (MPH) N 12 NE 5
VENT RATE (KT-FT) 23700 21040
MAX ADI EARLY 10 POOR 24 FAIR 27 FAIR 25 FAIR
MAX ADI LATE 5 VERY POOR 29 FAIR 5 VERY POOR 29 FAIR
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 9 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. WEST WINDS AROUND 5 MPH.
WVZ506-210800-
EASTERN PENDLETON-
INCLUDING THE CITIES OF BRANDYWINE, FRANKLIN, OAK FLAT, RUDDLE,
AND SUGAR GROVE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 20 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 63 (-2) 76 (-2) 60 80
RH % (24H TREND) 100 (+1) 81 (+9) 100 66
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.40 0.08 0.01 0.00
PRECIP DURATION 4 2 1 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 2 AM 6 PM
MIXING HGT(FT-AGL/MSL) 2690 4560
TRANSPORT WND (MPH) N 10 N 5
VENT RATE (KT-FT) 24210 18240
MAX ADI EARLY 7 POOR 17 GEN POOR 22 FAIR 15 GEN POOR
MAX ADI LATE 5 VERY POOR 30 FAIR 4 VERY POOR 23 FAIR
MAX LVORI EARLY 10 9 9 9
MAX LVORI LATE 9 5 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S. WEST WINDS 5 TO 10 MPH.
VAZ031-210800-
CLARKE-
INCLUDING THE CITY OF BERRYVILLE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (0) 75 (-3) 61 80
RH % (24H TREND) 100 (0) 82 (+4) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR NE 8 G19 N 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 9 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.09 0.03 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2500 5080
TRANSPORT WND (MPH) N 13 NE 5
VENT RATE (KT-FT) 27500 20320
MAX ADI EARLY 20 GEN POOR 26 FAIR 33 FAIR 33 FAIR
MAX ADI LATE 9 POOR 38 FAIR 4 VERY POOR 34 FAIR
MAX LVORI EARLY 7 6 9 9
MAX LVORI LATE 8 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. NORTHWEST WINDS 5 TO 10 MPH.
WVZ053-210800-
JEFFERSON-
INCLUDING THE CITIES OF CHARLES TOWN AND SHEPHERDSTOWN
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (0) 75 (-3) 62 83
RH % (24H TREND) 100 (0) 80 (+3) 100 54
WIND 20FT/EARLY(MPH) LGT/VAR NE 9 G17 N 6 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 N 10 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.11 0.02 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2490 5590
TRANSPORT WND (MPH) N 14 NE 5
VENT RATE (KT-FT) 29880 22360
MAX ADI EARLY 21 FAIR 26 FAIR 32 FAIR 30 FAIR
MAX ADI LATE 10 POOR 38 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 8 7 7 9
MAX LVORI LATE 8 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
VAZ030-210800-
WARREN-
INCLUDING THE CITY OF FRONT ROYAL
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (-1) 75 (-4) 60 80
RH % (24H TREND) 100 (0) 82 (+10) 100 60
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 7 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.05 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2610 5110
TRANSPORT WND (MPH) N 13 NE 5
VENT RATE (KT-FT) 28710 20440
MAX ADI EARLY 16 GEN POOR 22 FAIR 30 FAIR 28 FAIR
MAX ADI LATE 8 POOR 33 FAIR 4 VERY POOR 30 FAIR
MAX LVORI EARLY 8 7 8 9
MAX LVORI LATE 9 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 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
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. WEST WINDS 5 TO 10 MPH.
WVZ052-210800-
BERKELEY-
INCLUDING THE CITY OF MARTINSBURG
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 60 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (-1) 75 (-1) 61 82
RH % (24H TREND) 100 (0) 81 (-2) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR NE 7 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 9 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.03 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(FT-AGL/MSL) 2510 5520
TRANSPORT WND (MPH) N 14 NE 5
VENT RATE (KT-FT) 30120 22080
MAX ADI EARLY 19 GEN POOR 28 FAIR 32 FAIR 28 FAIR
MAX ADI LATE 9 POOR 38 FAIR 4 VERY POOR 36 FAIR
MAX LVORI EARLY 8 8 8 8
MAX LVORI LATE 9 4 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID
80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. 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
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. NORTHWEST WINDS 5 TO 10 MPH.
WVZ051-210800-
MORGAN-
INCLUDING THE CITY OF PAW PAW
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER CLOUDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 60 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (-1) 75 (+2) 61 82
RH % (24H TREND) 100 (0) 82 (-2) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.27 0.03 0.00 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2580 5420
TRANSPORT WND (MPH) NE 10 NE 5
VENT RATE (KT-FT) 23220 21680
MAX ADI EARLY 18 GEN POOR 23 FAIR 28 FAIR 27 FAIR
MAX ADI LATE 8 POOR 33 FAIR 4 VERY POOR 31 FAIR
MAX LVORI EARLY 9 8 9 8
MAX LVORI LATE 9 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS
5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. WEST WINDS 5 TO 10 MPH.
WVZ050-210800-
HAMPSHIRE-
INCLUDING THE CITY OF ROMNEY
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 60 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 65 (0) 74 (-1) 61 80
RH % (24H TREND) 100 (+1) 79 (+1) 100 60
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.29 0.05 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2570 5630
TRANSPORT WND (MPH) NE 9 NE 5
VENT RATE (KT-FT) 20560 22520
MAX ADI EARLY 10 POOR 14 GEN POOR 22 FAIR 20 GEN POOR
MAX ADI LATE 6 VERY POOR 27 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 9 8 8 9
MAX LVORI LATE 9 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. WEST WINDS 5 TO 10 MPH.
WVZ055-210800-
HARDY-
INCLUDING THE CITY OF MOOREFIELD
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 60 50 10 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 63 (-2) 74 (-2) 60 80
RH % (24H TREND) 100 (+2) 83 (+8) 100 63
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.06 0.01 0.00
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(FT-AGL/MSL) 2480 5250
TRANSPORT WND (MPH) N 10 NE 5
VENT RATE (KT-FT) 22320 21000
MAX ADI EARLY 7 POOR 13 GEN POOR 19 GEN POOR 18 GEN POOR
MAX ADI LATE 5 VERY POOR 25 FAIR 4 VERY POOR 29 FAIR
MAX LVORI EARLY 9 8 8 8
MAX LVORI LATE 9 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND 70.
WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE LOWER
70S. WEST WINDS 5 TO 10 MPH.
MDZ509-210800-
WESTERN GARRETT-
INCLUDING THE CITIES OF MOUNTAIN LAKE PARK AND OAKLAND
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 50 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 63 (-1) 75 (0) 59 79
RH % (24H TREND) 100 (0) 80 (+1) 100 62
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR E 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.14 0.04 0.01 0.00
PRECIP DURATION 2 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(FT-AGL/MSL) 2850 4780
TRANSPORT WND (MPH) NE 8 NE 5
VENT RATE (KT-FT) 19950 19120
MAX ADI EARLY 13 GEN POOR 15 GEN POOR 21 FAIR 18 GEN POOR
MAX ADI LATE 4 VERY POOR 24 FAIR 4 VERY POOR 25 FAIR
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 9 5 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS AROUND 70. WEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE MID 60S.
WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 60S. WEST WINDS 5 TO 10 MPH.
MDZ510-210800-
EASTERN GARRETT-
INCLUDING THE CITY OF GRANTSVILLE
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 63 (0) 75 (+3) 59 79
RH % (24H TREND) 100 (0) 80 (-4) 100 63
WIND 20FT/EARLY(MPH) LGT/VAR E 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.32 0.06 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2400 4950
TRANSPORT WND (MPH) NE 8 NE 5
VENT RATE (KT-FT) 16800 19800
MAX ADI EARLY 7 POOR 12 POOR 19 GEN POOR 17 GEN POOR
MAX ADI LATE 5 VERY POOR 20 GEN POOR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 9 6 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS AROUND 70. WEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
60S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 60S. WEST WINDS 5 TO 10 MPH.
MDZ008-VAZ526-210800-
CECIL-NORTHWEST PRINCE WILLIAM-
INCLUDING THE CITIES OF ELKTON AND HAYMARKET
152 PM EDT WED AUG 20 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 64 (-1) 74 (0) 59 81
RH % (24H TREND) 100 (0) 79 (-12) 95 45
WIND 20FT/EARLY(MPH) E 5 NE 10 G21 N 8 G20 N 5
WIND 20FT/LATE(MPH) NE 7 G18 NE 11 G23 N 5 LGT/VAR
PRECIP AMOUNT 0.29 0.03 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 11 AM
MIXING HGT(FT-AGL/MSL) 2680 5630
TRANSPORT WND (MPH) NE 21 N 7
VENT RATE (KT-FT) 48240 33780
MAX ADI EARLY 16 GEN POOR 37 FAIR 50 GEN GOOD 51 GEN GOOD
MAX ADI LATE 18 GEN POOR 49 GEN GOOD 8 POOR 58 GEN GOOD
MAX LVORI EARLY 9 5 5 5
MAX LVORI LATE 8 4 5 1
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
MID 70S. NORTHWEST WINDS 5 TO 10 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION NEAR NORMAL.
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