550
FNUS51 KLWX 171832
FWFLWX
FIRE WEATHER PLANNING FORECAST FOR W AND CTL MD
..E WV...N VA
DC
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
231 PM EDT THU SEP 17 2026
DISCUSSION
SHOWERS AND THUNDERSTORMS WILL REMAIN POSSIBLE INTO THIS EVENING
AHEAD OF A COLD FRONT APPROACHING FROM THE NORTH. THIS FRONT WILL
PUSH SOUTH OF THE AREA FRIDAY. HIGH PRESSURE WILL CROSS THE
NORTHEASTERN U.S. ON SATURDAY BEFORE A FRONTAL SYSTEM STALLS NEAR
THE MID ATLANTIC SUNDAY INTO EARLY NEXT WEEK. THIS BRINGS
INCREASING RAIN CHANCES ACROSS THE AREA ALONG WITH A MARKED
COOLING TREND.
VAZ054-180800-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-
INCLUDING THE CITIES OF REAGAN NATIONAL AIRPORT, ARLINGTON,
BALLSTON, BARCROFT, CHERRYDALE, RIVERCREST, AND ROSSLYN
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 72 (+3) 85 (-3) 64 80
RH % (24H TREND) 97 (+5) 57 (+3) 86 55
WIND 20FT/EARLY(MPH) LGT/VAR N 7 N 6 NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 5 E 5
PRECIP AMOUNT 0.08 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 4670 4730
TRANSPORT WND (MPH) N 12 E 7
VENT RATE (KT-FT) 46700 28380
MAX ADI EARLY 16 GEN POOR 37 FAIR 43 GEN GOOD 27 FAIR
MAX ADI LATE 5 VERY POOR 60 GEN GOOD 7 POOR 31 FAIR
MAX LVORI EARLY 6 6 3 4
MAX LVORI LATE 6 3 4 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 60S.
HIGHS IN THE UPPER 70S. NORTH WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
MID 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ055-180800-
STAFFORD-
INCLUDING THE CITIES OF ARKENDALE, GARRISONVILLE, SHILOH,
WIDEWATER, BROOKFIELD, FALMOUTH, AND GLENDIE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 71 (+5) 86 (-4) 64 80
RH % (24H TREND) 99 (+1) 61 (+10) 94 60
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 4150 3890
TRANSPORT WND (MPH) N 12 E 7
VENT RATE (KT-FT) 41500 23340
MAX ADI EARLY 15 GEN POOR 46 GEN GOOD 28 FAIR 25 FAIR
MAX ADI LATE 4 VERY POOR 55 GEN GOOD 4 VERY POOR 19 GEN POOR
MAX LVORI EARLY 7 7 6 6
MAX LVORI LATE 8 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY 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 UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ056-180800-
SPOTSYLVANIA-
INCLUDING THE CITY OF FREDERICKSBURG
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 70 (+4) 86 (-4) 64 80
RH % (24H TREND) 100 (+1) 61 (+13) 97 62
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.02 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 2 PM
PRECIP END 12 AM 5 PM
MIXING HGT(FT-AGL/MSL) 4280 3840
TRANSPORT WND (MPH) N 12 E 6
VENT RATE (KT-FT) 42800 19200
MAX ADI EARLY 15 GEN POOR 47 GEN GOOD 25 FAIR 25 FAIR
MAX ADI LATE 4 VERY POOR 56 GEN GOOD 4 VERY POOR 24 FAIR
MAX LVORI EARLY 7 8 6 6
MAX LVORI LATE 8 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
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 AROUND 80. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ057-180800-
KING GEORGE-
INCLUDING THE CITIES OF ROLLINS FORK AND DAHLGREN
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 71 (+3) 86 (-3) 66 80
RH % (24H TREND) 100 (+2) 61 (+9) 94 61
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR E 5
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 4510 4200
TRANSPORT WND (MPH) N 10 E 7
VENT RATE (KT-FT) 40590 25200
MAX ADI EARLY 11 POOR 43 GEN GOOD 22 FAIR 31 FAIR
MAX ADI LATE 4 VERY POOR 53 GEN GOOD 5 VERY POOR 22 FAIR
MAX LVORI EARLY 6 8 6 6
MAX LVORI LATE 8 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY 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 UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WVZ502-180800-
EASTERN GRANT-
INCLUDING THE CITIES OF CABINS, KLINE GAP, LANDES, MASONVILLE,
PETERSBURG, SEYMOURVILLE, AND WELTON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 20 40 40 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 67 (+1) 83 (-2) 57 77
RH % (24H TREND) 100 (+4) 66 (+3) 100 62
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 0.03 0.02 0.00
PRECIP DURATION 1 1 2
PRECIP BEGIN 6 PM 7 AM CONTINUING
PRECIP END 3 AM CONTINUING 6 AM
MIXING HGT(FT-AGL/MSL) 3510 2900
TRANSPORT WND (MPH) N 8 S 9
VENT RATE (KT-FT) 24570 23200
MAX ADI EARLY 19 GEN POOR 22 FAIR 13 GEN POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 24 FAIR 3 VERY POOR 28 FAIR
MAX LVORI EARLY 6 8 8 9
MAX LVORI LATE 8 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. NOT AS WARM. LOWS IN
THE LOWER 60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. EAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
WVZ503-180800-
WESTERN MINERAL-
INCLUDING THE CITIES OF PIEDMONT AND SULPHUR CITY
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 30 30 30 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 64 (-3) 79 (-1) 55 72
RH % (24H TREND) 100 (+1) 69 (0) 100 66
WIND 20FT/EARLY(MPH) W 6 G18 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SE 5
PRECIP AMOUNT 0.01 0.02 0.01 0.00
PRECIP DURATION 0 1 1
PRECIP BEGIN 6 PM 7 AM CONTINUING
PRECIP END 2 AM CONTINUING 2 AM
MIXING HGT(FT-AGL/MSL) 3420 2710
TRANSPORT WND (MPH) NW 9 SE 10
VENT RATE (KT-FT) 27360 24390
MAX ADI EARLY 37 FAIR 20 GEN POOR 17 GEN POOR 17 GEN POOR
MAX ADI LATE 7 POOR 23 FAIR 5 VERY POOR 25 FAIR
MAX LVORI EARLY 7 9 8 9
MAX LVORI LATE 9 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
TUESDAY
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
50S. EAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 50S. EAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 50S. EAST WINDS 10 TO 15 MPH.
WVZ504-180800-
EASTERN MINERAL-
INCLUDING THE CITIES OF ANTIOCH, KEYSER, NEW CREEK, RIDGEVILLE,
RUSSELLDALE, HEADSVILLE, AND FORT ASHBY
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 20 30 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+1) 83 (-1) 56 77
RH % (24H TREND) 100 (+1) 62 (-1) 100 56
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 0.01 0.00 0.00
PRECIP DURATION 0 1 1
PRECIP BEGIN 6 PM 7 AM CONTINUING
PRECIP END 2 AM CONTINUING 1 AM
MIXING HGT(FT-AGL/MSL) 3780 3430
TRANSPORT WND (MPH) N 8 SE 9
VENT RATE (KT-FT) 26460 27440
MAX ADI EARLY 15 GEN POOR 22 FAIR 12 POOR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 25 FAIR 4 VERY POOR 23 FAIR
MAX LVORI EARLY 6 9 7 9
MAX LVORI LATE 9 3 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. NOT AS WARM. LOWS IN
THE LOWER 60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. EAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
WVZ505-180800-
WESTERN PENDLETON-
INCLUDING THE CITY OF RIVERTON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 50 50 30
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 61 (-2) 78 (-1) 56 73
RH % (24H TREND) 100 (+3) 74 (+3) 100 73
WIND 20FT/EARLY(MPH) W 5 G18 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.02 0.03 0.00
PRECIP DURATION 1 2 2 2
PRECIP BEGIN 6 PM 6 AM CONTINUING CONTINUING
PRECIP END 4 AM CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 2830 2280
TRANSPORT WND (MPH) NW 9 S 10
VENT RATE (KT-FT) 22640 20520
MAX ADI EARLY 28 FAIR 21 FAIR 16 GEN POOR 14 GEN POOR
MAX ADI LATE 7 POOR 23 FAIR 4 VERY POOR 22 FAIR
MAX LVORI EARLY 7 8 9 9
MAX LVORI LATE 8 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
BREEZY. SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN
THE LOWER 60S. HIGHS IN THE MID 70S. WEST WINDS 15 TO 25 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE MID 50S. EAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 50S. EAST WINDS 10 TO 15 MPH.
WVZ501-180800-
WESTERN GRANT-
INCLUDING THE CITIES OF BEECHWOOD, WILSONIA, AND BAYARD
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 40 40 20
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 63 (0) 77 (-1) 55 72
RH % (24H TREND) 100 (+2) 73 (-1) 100 70
WIND 20FT/EARLY(MPH) W 5 G19 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.04 0.01 0.00
PRECIP DURATION 1 2 1 0
PRECIP BEGIN 6 PM 6 AM CONTINUING 2 PM
PRECIP END 3 AM CONTINUING 5 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 2970 2560
TRANSPORT WND (MPH) NW 9 S 10
VENT RATE (KT-FT) 23760 23040
MAX ADI EARLY 34 FAIR 19 GEN POOR 17 GEN POOR 14 GEN POOR
MAX ADI LATE 7 POOR 22 FAIR 5 VERY POOR 26 FAIR
MAX LVORI EARLY 7 9 9 9
MAX LVORI LATE 9 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 70S. WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.
HIGHS IN THE UPPER 60S. EAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS AROUND 60. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 50S. EAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 10 TO 15 MPH.
MDZ507-180800-
NORTHWEST HARFORD-
INCLUDING THE CITIES OF BYNUM, HICKORY, BEL AIR, AND FALLSTON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 68 (0) 82 (+1) 57 77
RH % (24H TREND) 100 (+3) 57 (-11) 92 53
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 6 NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 9 N 5 LGT/VAR
PRECIP AMOUNT 0.11 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 11 PM
MIXING HGT(FT-AGL/MSL) 4300 4750
TRANSPORT WND (MPH) N 13 SE 7
VENT RATE (KT-FT) 47300 28500
MAX ADI EARLY 10 POOR 38 FAIR 26 FAIR 28 FAIR
MAX ADI LATE 8 POOR 57 GEN GOOD 6 VERY POOR 29 FAIR
MAX LVORI EARLY 9 7 5 6
MAX LVORI LATE 9 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER. LOWS
IN THE UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ506-180800-
CENTRAL AND SOUTHEAST HOWARD-
INCLUDING THE CITIES OF CLARKSVILLE, COLUMBIA, SIMPSONVILLE,
HISTORIC ELLICOTT CITY, AND WOODSTOCK
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 69 (+2) 83 (-2) 58 78
RH % (24H TREND) 100 (+7) 56 (-4) 92 55
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 6 NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 5 E 5
PRECIP AMOUNT 0.14 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 11 PM
MIXING HGT(FT-AGL/MSL) 4500 4460
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 45000 26760
MAX ADI EARLY 16 GEN POOR 38 FAIR 35 FAIR 31 FAIR
MAX ADI LATE 8 POOR 59 GEN GOOD 7 POOR 22 FAIR
MAX LVORI EARLY 7 7 4 6
MAX LVORI LATE 8 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ508-180800-
SOUTHEAST HARFORD-
INCLUDING THE CITIES OF HARFORD FURNACE, ABINGDON, EDGEWOOD,
MAGNOLIA, ABERDEEN, CARSINS, AND CHURCHVILLE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 68 (-1) 85 (+3) 58 79
RH % (24H TREND) 100 (+2) 55 (-12) 91 53
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 6 NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 8 N 5 LGT/VAR
PRECIP AMOUNT 0.08 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 4390 4700
TRANSPORT WND (MPH) N 13 E 7
VENT RATE (KT-FT) 48290 28200
MAX ADI EARLY 12 POOR 39 FAIR 25 FAIR 31 FAIR
MAX ADI LATE 8 POOR 60 GEN GOOD 8 POOR 34 FAIR
MAX LVORI EARLY 9 8 4 5
MAX LVORI LATE 9 2 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE MID 70S. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
BREEZY. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
COOLER. LOWS AROUND 60. HIGHS IN THE MID 60S. NORTHEAST WINDS
15 TO 25 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 20 TO
25 MPH.
THURSDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 25 MPH.
MDZ501-180800-
EXTREME WESTERN ALLEGANY-
INCLUDING THE CITIES OF FROSTBURG, LA VALE, REYNOLDS,
AND WESTERNPORT
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 67 (-1) 81 (0) 55 75
RH % (24H TREND) 99 (+2) 62 (-7) 100 59
WIND 20FT/EARLY(MPH) W 6 G17 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR SE 6
PRECIP AMOUNT 0.01 0.01 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 7 AM
PRECIP END 2 AM 5 PM
MIXING HGT(FT-AGL/MSL) 3610 2860
TRANSPORT WND (MPH) N 8 SE 10
VENT RATE (KT-FT) 25270 25740
MAX ADI EARLY 25 FAIR 20 GEN POOR 18 GEN POOR 20 GEN POOR
MAX ADI LATE 6 VERY POOR 23 FAIR 5 VERY POOR 26 FAIR
MAX LVORI EARLY 6 6 6 6
MAX LVORI LATE 7 3 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS AROUND 60. EAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE UPPER 50S. EAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. SOUTHEAST WINDS 10 TO 15 MPH.
MDZ503-180800-
NORTHWEST MONTGOMERY-
INCLUDING THE CITIES OF BOYDS AND GERMANTOWN
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 69 (+3) 83 (0) 59 77
RH % (24H TREND) 100 (+6) 59 (-5) 92 58
WIND 20FT/EARLY(MPH) LGT/VAR N 6 NE 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 6 SE 5
PRECIP AMOUNT 0.09 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 10 PM
MIXING HGT(FT-AGL/MSL) 4070 4420
TRANSPORT WND (MPH) N 12 SE 8
VENT RATE (KT-FT) 40700 30940
MAX ADI EARLY 11 POOR 31 FAIR 34 FAIR 23 FAIR
MAX ADI LATE 6 VERY POOR 50 GEN GOOD 6 VERY POOR 24 FAIR
MAX LVORI EARLY 8 7 5 6
MAX LVORI LATE 8 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS AROUND 60. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ502-180800-
CENTRAL AND EASTERN ALLEGANY-
INCLUDING THE CITIES OF CUMBERLAND, ELLERSLIE, BRADY, RAWLINGS,
AND MCCOOLE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 68 (+1) 83 (0) 56 76
RH % (24H TREND) 100 (+1) 60 (-6) 99 55
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 0.01 0.00 0.00
PRECIP DURATION 0 0
PRECIP BEGIN 6 PM 9 AM
PRECIP END 2 AM 11 AM
MIXING HGT(FT-AGL/MSL) 3880 3440
TRANSPORT WND (MPH) N 8 SE 9
VENT RATE (KT-FT) 27160 27520
MAX ADI EARLY 14 GEN POOR 19 GEN POOR 15 GEN POOR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 32 FAIR 4 VERY POOR 29 FAIR
MAX LVORI EARLY 7 9 6 7
MAX LVORI LATE 9 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. NOT AS WARM. LOWS IN
THE LOWER 60S. HIGHS AROUND 70. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. EAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
MDZ505-180800-
NORTHWEST HOWARD-
INCLUDING THE CITIES OF LISBON, POPLAR SPRINGS, WATERSVILLE,
GLENELG, GLENWOOD, WEST FRIENDSHIP, AND DAYTON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 69 (+3) 81 (-2) 58 76
RH % (24H TREND) 100 (+6) 58 (-7) 93 58
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 9 NE 5 SE 5
PRECIP AMOUNT 0.09 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 10 PM
MIXING HGT(FT-AGL/MSL) 4210 4490
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 42100 26940
MAX ADI EARLY 13 GEN POOR 38 FAIR 27 FAIR 27 FAIR
MAX ADI LATE 6 VERY POOR 49 GEN GOOD 7 POOR 23 FAIR
MAX LVORI EARLY 9 7 5 6
MAX LVORI LATE 9 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ504-180800-
CENTRAL AND SOUTHEAST MONTGOMERY-
INCLUDING THE CITIES OF FOUR CORNERS, SILVER SPRING, GLENMONT,
BETHESDA, GAITHERSBURG, ASPEN HILL, AND ROCKVILLE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 69 (+2) 83 (-3) 59 78
RH % (24H TREND) 100 (+6) 57 (-1) 92 56
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 5 E 5
PRECIP AMOUNT 0.08 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 11 PM
MIXING HGT(FT-AGL/MSL) 4410 4710
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 44100 28260
MAX ADI EARLY 15 GEN POOR 37 FAIR 42 GEN GOOD 27 FAIR
MAX ADI LATE 8 POOR 45 GEN GOOD 6 VERY POOR 23 FAIR
MAX LVORI EARLY 7 7 4 6
MAX LVORI LATE 8 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE MID 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ006-180800-
NORTHERN BALTIMORE-
INCLUDING THE CITIES OF RANDALLSTOWN, LONG GREEN, GLYNDON,
REISTERSTOWN, OWINGS MILLS, COCKEYSVILLE, AND TIMONIUM
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 68 (+1) 82 (0) 56 77
RH % (24H TREND) 100 (+6) 55 (-11) 93 54
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 5 LGT/VAR
PRECIP AMOUNT 0.09 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 11 PM
MIXING HGT(FT-AGL/MSL) 4380 4470
TRANSPORT WND (MPH) N 13 SE 7
VENT RATE (KT-FT) 48180 26820
MAX ADI EARLY 11 POOR 40 FAIR 26 FAIR 28 FAIR
MAX ADI LATE 8 POOR 56 GEN GOOD 5 VERY POOR 31 FAIR
MAX LVORI EARLY 8 6 5 6
MAX LVORI LATE 8 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S.
SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS AROUND 60. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ005-180800-
CARROLL-
INCLUDING THE CITIES OF ELDERSBURG, GAMBER, AND WESTMINSTER
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 68 (+2) 81 (-1) 56 76
RH % (24H TREND) 100 (+6) 56 (-13) 97 56
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 10 PM
MIXING HGT(FT-AGL/MSL) 4130 4420
TRANSPORT WND (MPH) N 13 SE 8
VENT RATE (KT-FT) 45430 30940
MAX ADI EARLY 10 POOR 37 FAIR 25 FAIR 26 FAIR
MAX ADI LATE 5 VERY POOR 54 GEN GOOD 7 POOR 27 FAIR
MAX LVORI EARLY 9 8 5 6
MAX LVORI LATE 8 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ004-180800-
FREDERICK-
INCLUDING THE CITIES OF FREDERICK, BALLENGER CREEK, BUCKEYSTOWN,
AND PARK MILLS
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 67 (0) 82 (0) 56 77
RH % (24H TREND) 100 (+6) 57 (-10) 96 57
WIND 20FT/EARLY(MPH) LGT/VAR N 5 NE 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 6 LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 9 PM
MIXING HGT(FT-AGL/MSL) 4150 4130
TRANSPORT WND (MPH) N 12 SE 8
VENT RATE (KT-FT) 41500 28910
MAX ADI EARLY 12 POOR 28 FAIR 24 FAIR 20 GEN POOR
MAX ADI LATE 5 VERY POOR 52 GEN GOOD 7 POOR 25 FAIR
MAX LVORI EARLY 7 8 5 6
MAX LVORI LATE 8 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ003-180800-
WASHINGTON-
INCLUDING THE CITIES OF HAGERSTOWN AND HALFWAY
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 68 (+1) 83 (0) 56 78
RH % (24H TREND) 100 (+5) 55 (-11) 94 54
WIND 20FT/EARLY(MPH) LGT/VAR N 5 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 7 NE 5 LGT/VAR
PRECIP AMOUNT 0.04 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 9 PM
MIXING HGT(FT-AGL/MSL) 4140 3670
TRANSPORT WND (MPH) N 10 SE 8
VENT RATE (KT-FT) 37260 25690
MAX ADI EARLY 17 GEN POOR 23 FAIR 28 FAIR 15 GEN POOR
MAX ADI LATE 4 VERY POOR 53 GEN GOOD 5 VERY POOR 25 FAIR
MAX LVORI EARLY 7 8 5 6
MAX LVORI LATE 8 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS
15 TO 20 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO 20 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 15 TO
25 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ053-180800-
FAIRFAX-
INCLUDING THE CITIES OF BURKE, FAIRFAX STATION, RESTON,
ANNANDALE, CHANTILLY, LANGLEY, AND MCLEAN
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 71 (+2) 85 (-3) 62 79
RH % (24H TREND) 99 (+5) 58 (+3) 90 57
WIND 20FT/EARLY(MPH) LGT/VAR N 6 NE 5 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 5 E 5
PRECIP AMOUNT 0.07 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 4490 4670
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 44900 28020
MAX ADI EARLY 15 GEN POOR 36 FAIR 37 FAIR 26 FAIR
MAX ADI LATE 6 VERY POOR 53 GEN GOOD 6 VERY POOR 23 FAIR
MAX LVORI EARLY 6 6 4 5
MAX LVORI LATE 7 3 5 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. 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 UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ527-180800-
CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK-
INCLUDING THE CITIES OF DALE CITY, INDEPENDENT HILL, ADEN,
MANASSAS, LAKE RIDGE, WOODBRIDGE, AND MONTCLAIR
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 70 (+3) 86 (-3) 62 80
RH % (24H TREND) 99 (+4) 60 (+6) 91 58
WIND 20FT/EARLY(MPH) LGT/VAR N 6 LGT/VAR NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 4160 4140
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 41600 24840
MAX ADI EARLY 14 GEN POOR 34 FAIR 28 FAIR 18 GEN POOR
MAX ADI LATE 5 VERY POOR 53 GEN GOOD 5 VERY POOR 19 GEN POOR
MAX LVORI EARLY 7 6 5 5
MAX LVORI LATE 7 2 5 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ051-180800-
CULPEPER-
INCLUDING THE CITIES OF CARDOVA, CATALPA, CULPEPER, REVA,
STEVENSBURG, WINSTON, AND RAPIDAN
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 69 (+4) 85 (-4) 61 78
RH % (24H TREND) 100 (+1) 65 (+11) 98 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.02 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 1 PM
PRECIP END 4 AM 6 PM
MIXING HGT(FT-AGL/MSL) 3800 3340
TRANSPORT WND (MPH) N 10 E 6
VENT RATE (KT-FT) 34200 16700
MAX ADI EARLY 5 VERY POOR 39 FAIR 22 FAIR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 46 GEN GOOD 5 VERY POOR 20 GEN POOR
MAX LVORI EARLY 10 9 7 6
MAX LVORI LATE 9 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS AROUND 60. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
VAZ050-180800-
ORANGE-
INCLUDING THE CITIES OF BURR HILL, EVERONA, LAHORE, MADISON RUN,
NASONS, ORANGE, AND UNIONVILLE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 69 (+4) 86 (-3) 62 78
RH % (24H TREND) 100 (+1) 64 (+13) 99 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.02 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 1 PM
PRECIP END 11 PM 6 PM
MIXING HGT(FT-AGL/MSL) 3850 3470
TRANSPORT WND (MPH) N 10 E 6
VENT RATE (KT-FT) 34650 17350
MAX ADI EARLY 9 POOR 40 FAIR 19 GEN POOR 20 GEN POOR
MAX ADI LATE 3 VERY POOR 44 GEN GOOD 4 VERY POOR 22 FAIR
MAX LVORI EARLY 8 9 7 7
MAX LVORI LATE 9 3 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS AROUND 60. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ036-180800-
NELSON-
INCLUDING THE CITY OF GREENFIELD
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 20 60 60 20
CHANCE OF THUNDER (%) 20 40 40 0
TEMP (24H TREND) 69 (+3) 90 (-1) 64 79
RH % (24H TREND) 100 (+9) 59 (+15) 100 66
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.13 0.08 0.00
PRECIP DURATION 0 1 3 1
PRECIP BEGIN 6 PM 2 PM CONTINUING 8 AM
PRECIP END 8 PM CONTINUING 4 AM 2 PM
MIXING HGT(FT-AGL/MSL) 4440 3110
TRANSPORT WND (MPH) N 7 E 6
VENT RATE (KT-FT) 26640 15550
MAX ADI EARLY 5 VERY POOR 33 FAIR 12 POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 30 FAIR 5 VERY POOR 16 GEN POOR
MAX LVORI EARLY 7 8 9 8
MAX LVORI LATE 8 4 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 80. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS AROUND 60. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ037-180800-
ALBEMARLE-
INCLUDING THE CITIES OF CHARLOTTESVILLE AND OVERTON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 50 30 0
CHANCE OF THUNDER (%) 30 40 20 0
TEMP (24H TREND) 69 (+2) 89 (-2) 64 79
RH % (24H TREND) 100 (+5) 63 (+15) 100 67
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR NE 6 G17
WIND 20FT/LATE(MPH) LGT/VAR NE 5 NE 5 LGT/VAR
PRECIP AMOUNT 0.03 0.07 0.04 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 6 PM 1 PM CONTINUING
PRECIP END 8 PM CONTINUING 3 AM
MIXING HGT(FT-AGL/MSL) 4410 3350
TRANSPORT WND (MPH) N 7 E 6
VENT RATE (KT-FT) 26460 16750
MAX ADI EARLY 4 VERY POOR 24 FAIR 11 POOR 16 GEN POOR
MAX ADI LATE 3 VERY POOR 22 FAIR 6 VERY POOR 16 GEN POOR
MAX LVORI EARLY 8 8 8 6
MAX LVORI LATE 8 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS AROUND 60. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ038-180800-
GREENE-
INCLUDING THE CITY OF SHADY GROVE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 30 40 20 0
CHANCE OF THUNDER (%) 20 30 0 0
TEMP (24H TREND) 69 (+3) 86 (-3) 62 78
RH % (24H TREND) 100 (+8) 67 (+12) 100 67
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR NE 6 G18
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR NE 5 G18 LGT/VAR
PRECIP AMOUNT 0.02 0.05 0.03 0.00
PRECIP DURATION 1 1 0
PRECIP BEGIN 6 PM 12 PM 7 PM
PRECIP END 8 PM 6 PM 11 PM
MIXING HGT(FT-AGL/MSL) 3760 3040
TRANSPORT WND (MPH) N 7 E 6
VENT RATE (KT-FT) 22560 15200
MAX ADI EARLY 4 VERY POOR 31 FAIR 10 POOR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 21 FAIR 6 VERY POOR 14 GEN POOR
MAX LVORI EARLY 7 8 8 6
MAX LVORI LATE 8 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN
THE MID 50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 15 TO
25 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ039-180800-
MADISON-
INCLUDING THE CITIES OF FORDSVILLE, FIVE FORKS, MADISON MILLS,
AND TWYMANS MILL
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 68 (+2) 85 (-3) 61 78
RH % (24H TREND) 100 (+5) 68 (+10) 99 66
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5 G17
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.04 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM 12 PM
PRECIP END 4 AM 6 PM
MIXING HGT(FT-AGL/MSL) 3510 2910
TRANSPORT WND (MPH) N 9 SE 6
VENT RATE (KT-FT) 28080 14550
MAX ADI EARLY 5 VERY POOR 36 FAIR 13 GEN POOR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 37 FAIR 6 VERY POOR 18 GEN POOR
MAX LVORI EARLY 8 9 8 6
MAX LVORI LATE 9 3 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
MDZ014-180800-
ANNE ARUNDEL-
INCLUDING THE CITIES OF GLEN BURNIE, ANNAPOLIS, RIDGEWAY, SEVERN,
SOUTH GATE, SEVERNA PARK, AND ARNOLD
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 71 (+1) 85 (-1) 62 79
RH % (24H TREND) 98 (+4) 57 (-1) 88 54
WIND 20FT/EARLY(MPH) S 5 N 6 N 6 NE 8
WIND 20FT/LATE(MPH) LGT/VAR N 7 NE 6 E 6
PRECIP AMOUNT 0.11 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(FT-AGL/MSL) 4610 4180
TRANSPORT WND (MPH) N 12 E 7
VENT RATE (KT-FT) 46100 25080
MAX ADI EARLY 12 POOR 41 GEN GOOD 26 FAIR 31 FAIR
MAX ADI LATE 5 VERY POOR 46 GEN GOOD 6 VERY POOR 23 FAIR
MAX LVORI EARLY 6 7 4 5
MAX LVORI LATE 7 2 5 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
60S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
BREEZY. MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
20 TO 25 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 20 TO
25 MPH.
THURSDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 15 TO
25 MPH.
MDZ017-180800-
ST. MARYS-
INCLUDING THE CITIES OF DAMERON, LEXINGTON PARK, PINEY POINT,
RIDGE, CALIFORNIA, CALLAWAY, AND SOTTERLEY
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 70 (+1) 85 (-2) 65 80
RH % (24H TREND) 100 (+3) 63 (+8) 98 59
WIND 20FT/EARLY(MPH) S 5 N 5 NE 5 NE 7
WIND 20FT/LATE(MPH) LGT/VAR N 8 G17 NE 5 E 6
PRECIP AMOUNT 0.06 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 9 PM
PRECIP END 2 AM
MIXING HGT(FT-AGL/MSL) 4140 4660
TRANSPORT WND (MPH) N 12 E 7
VENT RATE (KT-FT) 41400 27960
MAX ADI EARLY 10 POOR 45 GEN GOOD 17 GEN POOR 39 FAIR
MAX ADI LATE 4 VERY POOR 47 GEN GOOD 5 VERY POOR 36 FAIR
MAX LVORI EARLY 6 9 6 6
MAX LVORI LATE 9 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. 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 UPPER 70S. NORTH WINDS 10 TO 15 MPH.
TUESDAY
BREEZY. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 60S. HIGHS AROUND 70. NORTHEAST WINDS 15 TO 25 MPH.
WEDNESDAY
WINDY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 20 TO
30 MPH.
THURSDAY
WINDY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS
AROUND 60. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 20 TO 30 MPH.
MDZ016-180800-
CHARLES-
INCLUDING THE CITIES OF ST. CHARLES AND WALDORF
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 70 (+2) 86 (-2) 64 80
RH % (24H TREND) 100 (+2) 59 (+4) 96 57
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR E 5
PRECIP AMOUNT 0.09 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(FT-AGL/MSL) 4690 4530
TRANSPORT WND (MPH) N 10 E 7
VENT RATE (KT-FT) 42210 27180
MAX ADI EARLY 14 GEN POOR 46 GEN GOOD 22 FAIR 33 FAIR
MAX ADI LATE 4 VERY POOR 45 GEN GOOD 5 VERY POOR 21 FAIR
MAX LVORI EARLY 7 8 6 6
MAX LVORI LATE 9 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY 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 UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 15 TO 20 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
MDZ018-180800-
CALVERT-
INCLUDING THE CITIES OF COVE POINT, DRUM POINT, CHESAPEAKE BEACH,
MOUNT HARMONY, BROOMES ISLAND, LONG BEACH, AND DUNKIRK
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 71 (+2) 84 (-2) 64 79
RH % (24H TREND) 100 (+4) 60 (+2) 90 59
WIND 20FT/EARLY(MPH) LGT/VAR N 6 NE 5 NE 8
WIND 20FT/LATE(MPH) LGT/VAR N 8 G17 NE 6 E 6
PRECIP AMOUNT 0.08 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 8 PM
PRECIP END 2 AM
MIXING HGT(FT-AGL/MSL) 3830 4500
TRANSPORT WND (MPH) N 12 E 7
VENT RATE (KT-FT) 38300 27000
MAX ADI EARLY 11 POOR 41 GEN GOOD 16 GEN POOR 37 FAIR
MAX ADI LATE 4 VERY POOR 46 GEN GOOD 6 VERY POOR 34 FAIR
MAX LVORI EARLY 6 7 4 5
MAX LVORI LATE 7 3 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY 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 UPPER 70S. NORTH WINDS 10 TO 15 MPH.
TUESDAY
BREEZY. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 20 TO 25 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS
AROUND 60. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 25 MPH.
THURSDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 15 TO
25 MPH.
MDZ011-180800-
SOUTHERN BALTIMORE-
INCLUDING THE CITIES OF BALTIMORE, FELLS POINT, AND PARK HEIGHTS
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 70 (0) 85 (+1) 60 78
RH % (24H TREND) 99 (+8) 54 (-9) 90 52
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 6 NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 6 E 5
PRECIP AMOUNT 0.07 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 4510 4340
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 45100 26040
MAX ADI EARLY 12 POOR 41 GEN GOOD 30 FAIR 27 FAIR
MAX ADI LATE 8 POOR 59 GEN GOOD 7 POOR 32 FAIR
MAX LVORI EARLY 6 6 4 5
MAX LVORI LATE 7 2 5 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE MID 70S. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO
25 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
MDZ013-180800-
PRINCE GEORGES-
INCLUDING THE CITIES OF BOWIE, SUITLAND-SILVER HILL, CLINTON,
COLLEGE PARK, TANTALLON, GREENBELT, AND MONTPELIER
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 71 (+3) 85 (-2) 62 80
RH % (24H TREND) 99 (+5) 56 (+1) 90 54
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 5 NE 7
WIND 20FT/LATE(MPH) LGT/VAR N 7 NE 5 E 6
PRECIP AMOUNT 0.10 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(FT-AGL/MSL) 4730 4590
TRANSPORT WND (MPH) N 10 E 7
VENT RATE (KT-FT) 42570 27540
MAX ADI EARLY 14 GEN POOR 38 FAIR 21 FAIR 32 FAIR
MAX ADI LATE 5 VERY POOR 42 GEN GOOD 6 VERY POOR 23 FAIR
MAX LVORI EARLY 6 7 4 5
MAX LVORI LATE 7 3 5 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
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 UPPER 70S. NORTH WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ040-180800-
RAPPAHANNOCK-
INCLUDING THE CITIES OF CASTLETON, FIVE FORKS, FLINT HILL,
HACKLEYS CROSSROADS, ROCK MILLS, AND WASHINGTON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 68 (+1) 84 (-3) 60 77
RH % (24H TREND) 100 (+5) 70 (+11) 98 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.03 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM 12 PM
PRECIP END 4 AM 6 PM
MIXING HGT(FT-AGL/MSL) 3570 2780
TRANSPORT WND (MPH) N 9 SE 6
VENT RATE (KT-FT) 28560 13900
MAX ADI EARLY 4 VERY POOR 31 FAIR 18 GEN POOR 14 GEN POOR
MAX ADI LATE 4 VERY POOR 37 FAIR 5 VERY POOR 19 GEN POOR
MAX LVORI EARLY 8 9 6 6
MAX LVORI LATE 9 3 6 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
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 WITH A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
DCZ001-180800-
DISTRICT OF COLUMBIA-
INCLUDING THE CITIES OF ADAMS MORGAN AND WASHINGTON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 72 (+3) 85 (-3) 64 80
RH % (24H TREND) 97 (+5) 56 (+2) 87 54
WIND 20FT/EARLY(MPH) LGT/VAR N 6 N 6 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 5 E 6
PRECIP AMOUNT 0.12 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 4740 4780
TRANSPORT WND (MPH) N 12 E 7
VENT RATE (KT-FT) 47400 28680
MAX ADI EARLY 16 GEN POOR 37 FAIR 45 GEN GOOD 28 FAIR
MAX ADI LATE 5 VERY POOR 37 FAIR 7 POOR 24 FAIR
MAX LVORI EARLY 6 6 3 5
MAX LVORI LATE 7 3 4 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY. 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 UPPER 70S. NORTH WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ504-180800-
EASTERN HIGHLAND-
INCLUDING THE CITIES OF CLOVER CREEK, LIBERTY, MCDOWELL,
MONTEREY, MUSTOE, POSSUM TROT, AND SIRONS MILL
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 50 50 30
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 64 (0) 85 (+2) 59 76
RH % (24H TREND) 100 (+4) 62 (+4) 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 0.03 0.03 0.01
PRECIP DURATION 1 2 1
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 3560 2110
TRANSPORT WND (MPH) NW 9 S 9
VENT RATE (KT-FT) 28480 16880
MAX ADI EARLY 24 FAIR 24 FAIR 14 GEN POOR 12 POOR
MAX ADI LATE 5 VERY POOR 27 FAIR 4 VERY POOR 21 FAIR
MAX LVORI EARLY 7 8 9 9
MAX LVORI LATE 9 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS AROUND 60. EAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
VAZ027-180800-
SHENANDOAH-
INCLUDING THE CITIES OF CLARY, STRASBURG, ALONZAVILLE, WOODSTOCK,
HAWKINSTOWN, MOUNT CLIFTON, AND MOUNT JACKSON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 20 30 30 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 67 (+1) 84 (-3) 59 77
RH % (24H TREND) 100 (+4) 66 (+8) 100 62
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.03 0.01 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 6 PM 9 AM CONTINUING
PRECIP END 4 AM CONTINUING 2 AM
MIXING HGT(FT-AGL/MSL) 3680 3080
TRANSPORT WND (MPH) N 9 S 8
VENT RATE (KT-FT) 29440 21560
MAX ADI EARLY 16 GEN POOR 23 FAIR 18 GEN POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 33 FAIR 5 VERY POOR 27 FAIR
MAX LVORI EARLY 6 9 7 7
MAX LVORI LATE 8 3 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. NOT AS WARM.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
VAZ505-180800-
WESTERN LOUDOUN-
INCLUDING THE CITY OF LUCKETTS
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 69 (+3) 83 (-2) 59 77
RH % (24H TREND) 99 (+3) 61 (-2) 93 59
WIND 20FT/EARLY(MPH) LGT/VAR N 6 NE 6 NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 7 NE 6 SE 5
PRECIP AMOUNT 0.05 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 10 PM
MIXING HGT(FT-AGL/MSL) 4160 3610
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 41600 21660
MAX ADI EARLY 12 POOR 26 FAIR 28 FAIR 15 GEN POOR
MAX ADI LATE 5 VERY POOR 53 GEN GOOD 7 POOR 21 FAIR
MAX LVORI EARLY 6 7 5 5
MAX LVORI LATE 7 3 5 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH
WINDS 15 TO 20 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 70S. NORTH WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS AROUND 60. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ028-180800-
FREDERICK-
INCLUDING THE CITIES OF ALBIN, CEDAR GROVE, GAINESBORO,
AND WINCHESTER
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 68 (-1) 82 (-2) 57 76
RH % (24H TREND) 99 (+3) 65 (+4) 96 61
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.03 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM 9 AM
PRECIP END 3 AM 3 PM
MIXING HGT(FT-AGL/MSL) 4360 3410
TRANSPORT WND (MPH) N 10 SE 9
VENT RATE (KT-FT) 39240 27280
MAX ADI EARLY 18 GEN POOR 22 FAIR 28 FAIR 18 GEN POOR
MAX ADI LATE 4 VERY POOR 50 GEN GOOD 5 VERY POOR 25 FAIR
MAX LVORI EARLY 6 8 6 6
MAX LVORI LATE 7 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. NOT AS WARM.
LOWS IN THE LOWER 60S. HIGHS AROUND 70. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
VAZ025-180800-
AUGUSTA-
INCLUDING THE CITIES OF CHRISTIAN, CHURCHVILLE, STAUNTON,
WAYNESBORO, SPOTTSWOOD, AND STUARTS DRAFT
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 50 20
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 66 (+2) 86 (-1) 60 77
RH % (24H TREND) 100 (+7) 63 (+10) 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 0.07 0.06 0.00
PRECIP DURATION 2 2 1
PRECIP BEGIN 8 AM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM 2 PM
MIXING HGT(FT-AGL/MSL) 4040 2590
TRANSPORT WND (MPH) N 8 S 7
VENT RATE (KT-FT) 28280 15540
MAX ADI EARLY 18 GEN POOR 25 FAIR 13 GEN POOR 13 GEN POOR
MAX ADI LATE 3 VERY POOR 28 FAIR 4 VERY POOR 17 GEN POOR
MAX LVORI EARLY 6 8 8 9
MAX LVORI LATE 7 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
WINDY. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN
THE LOWER 50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 25 TO
30 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO 20 MPH.
VAZ502-180800-
SOUTHERN FAUQUIER-
INCLUDING THE CITY OF TURNBULL
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 69 (+4) 85 (-4) 61 79
RH % (24H TREND) 100 (+3) 63 (+10) 96 61
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(FT-AGL/MSL) 3790 3730
TRANSPORT WND (MPH) N 12 SE 6
VENT RATE (KT-FT) 37900 18650
MAX ADI EARLY 11 POOR 36 FAIR 25 FAIR 15 GEN POOR
MAX ADI LATE 4 VERY POOR 52 GEN GOOD 5 VERY POOR 23 FAIR
MAX LVORI EARLY 9 8 6 6
MAX LVORI LATE 8 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
VAZ026-180800-
ROCKINGHAM-
INCLUDING THE CITIES OF HARRISONBURG AND LINVILLE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 20 50 40 10
CHANCE OF THUNDER (%) 20 30 20 0
TEMP (24H TREND) 65 (0) 85 (-2) 59 76
RH % (24H TREND) 100 (+4) 67 (+11) 100 66
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.05 0.04 0.00
PRECIP DURATION 1 1 2 1
PRECIP BEGIN 6 PM 11 AM CONTINUING 8 AM
PRECIP END 3 AM CONTINUING 5 AM 2 PM
MIXING HGT(FT-AGL/MSL) 3670 2760
TRANSPORT WND (MPH) N 8 S 8
VENT RATE (KT-FT) 25690 19320
MAX ADI EARLY 11 POOR 23 FAIR 14 GEN POOR 12 POOR
MAX ADI LATE 3 VERY POOR 23 FAIR 4 VERY POOR 22 FAIR
MAX LVORI EARLY 7 9 8 9
MAX LVORI LATE 9 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 15 TO 20 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 70S.
NORTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
VAZ503-180800-
WESTERN HIGHLAND-
INCLUDING THE CITIES OF HIGHTOWN, MILL GAP, AND NEW HAMPDEN
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 20 40 50 40
CHANCE OF THUNDER (%) 0 40 20 0
TEMP (24H TREND) 62 (-1) 82 (+2) 57 74
RH % (24H TREND) 100 (+2) 66 (+2) 100 70
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.03 0.02 0.00
PRECIP DURATION 1 1 1 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 3320 2110
TRANSPORT WND (MPH) NW 10 S 10
VENT RATE (KT-FT) 29880 18990
MAX ADI EARLY 31 FAIR 25 FAIR 19 GEN POOR 15 GEN POOR
MAX ADI LATE 8 POOR 28 FAIR 4 VERY POOR 23 FAIR
MAX LVORI EARLY 7 8 9 9
MAX LVORI LATE 8 3 9 5
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS 15 TO 20 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE LOWER 70S. EAST WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE UPPER 50S. EAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
VAZ508-180800-
CENTRAL VIRGINIA BLUE RIDGE-
INCLUDING THE CITY OF MONTEBELLO
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 60 60 20
CHANCE OF THUNDER (%) 0 40 50 0
TEMP (24H TREND) 66 (-2) 84 (-2) 60 73
RH % (24H TREND) 95 (+12) 63 (+9) 99 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5 G19
WIND 20FT/LATE(MPH) NW 5 LGT/VAR NE 5 G18 LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.07 0.00
PRECIP DURATION 2 3 1
PRECIP BEGIN 12 PM CONTINUING 8 AM
PRECIP END CONTINUING 4 AM 2 PM
MIXING HGT(FT-AGL/MSL) 4100 2810
TRANSPORT WND (MPH) N 8 SE 7
VENT RATE (KT-FT) 28700 16860
MAX ADI EARLY 9 POOR 22 FAIR 11 POOR 12 POOR
MAX ADI LATE 4 VERY POOR 22 FAIR 6 VERY POOR 16 GEN POOR
MAX LVORI EARLY 6 6 8 6
MAX LVORI LATE 6 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 70S.
NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
WINDY. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN
THE LOWER 50S. HIGHS IN THE MID 50S. NORTHEAST WINDS 20 TO
30 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 15 TO 20 MPH.
VAZ506-180800-
EASTERN LOUDOUN-
INCLUDING THE CITIES OF GLEEDSVILLE, LEESBURG,
DULLES INTERNATIONAL AIRPORT, OAK GROVE, STERLING PARK,
AND COUNTRYSIDE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 70 (+2) 84 (-3) 60 78
RH % (24H TREND) 100 (+5) 61 (+1) 92 58
WIND 20FT/EARLY(MPH) LGT/VAR N 6 NE 5 NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 8 NE 5 E 5
PRECIP AMOUNT 0.05 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 11 PM
MIXING HGT(FT-AGL/MSL) 4120 4460
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 41200 26760
MAX ADI EARLY 12 POOR 32 FAIR 29 FAIR 17 GEN POOR
MAX ADI LATE 7 POOR 54 GEN GOOD 6 VERY POOR 23 FAIR
MAX LVORI EARLY 7 7 5 6
MAX LVORI LATE 7 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE MID 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ507-180800-
NORTHERN VIRGINIA BLUE RIDGE-
INCLUDING THE CITIES OF CHESTER GAP AND SKYLAND
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 20 40 30 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 65 (-3) 80 (-3) 57 73
RH % (24H TREND) 100 (+9) 71 (+10) 100 71
WIND 20FT/EARLY(MPH) LGT/VAR N 5 G17 LGT/VAR NE 6 G21
WIND 20FT/LATE(MPH) LGT/VAR N 6 NE 7 G23 LGT/VAR
PRECIP AMOUNT 0.03 0.04 0.02 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 6 PM 12 PM CONTINUING
PRECIP END 4 AM CONTINUING 1 AM
MIXING HGT(FT-AGL/MSL) 3330 2650
TRANSPORT WND (MPH) N 8 S 7
VENT RATE (KT-FT) 23310 15900
MAX ADI EARLY 8 POOR 24 FAIR 15 GEN POOR 12 POOR
MAX ADI LATE 5 VERY POOR 23 FAIR 7 POOR 17 GEN POOR
MAX LVORI EARLY 7 8 8 7
MAX LVORI LATE 7 4 7 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS AROUND 60. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
WINDY. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN
THE LOWER 50S. HIGHS IN THE MID 50S. NORTHEAST WINDS 25 TO
30 MPH.
THURSDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS
AROUND 50. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 20 TO 25 MPH.
VAZ501-180800-
NORTHERN FAUQUIER-
INCLUDING THE CITIES OF AIRLIE, BETHEL, AND WARRENTON
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 68 (+2) 83 (-4) 60 77
RH % (24H TREND) 100 (+3) 66 (+7) 96 63
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR NE 5
WIND 20FT/LATE(MPH) LGT/VAR N 7 NE 5 LGT/VAR
PRECIP AMOUNT 0.06 0.01 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 12 PM
PRECIP END 10 PM 4 PM
MIXING HGT(FT-AGL/MSL) 3980 3360
TRANSPORT WND (MPH) N 12 SE 6
VENT RATE (KT-FT) 39800 16800
MAX ADI EARLY 9 POOR 31 FAIR 25 FAIR 15 GEN POOR
MAX ADI LATE 4 VERY POOR 49 GEN GOOD 7 POOR 21 FAIR
MAX LVORI EARLY 7 8 6 6
MAX LVORI LATE 8 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
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
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
VAZ029-180800-
PAGE-
INCLUDING THE CITIES OF COMPTON, FAIRVIEW, HAMBURG, KIMBALL,
LURAY, RILEYVILLE, AND INGHAM
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 20 40 30 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 67 (+1) 85 (-3) 59 79
RH % (24H TREND) 100 (+6) 65 (+9) 100 62
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.03 0.01 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 6 PM 12 PM CONTINUING
PRECIP END 4 AM CONTINUING 1 AM
MIXING HGT(FT-AGL/MSL) 3530 2860
TRANSPORT WND (MPH) N 8 S 7
VENT RATE (KT-FT) 24710 17160
MAX ADI EARLY 9 POOR 23 FAIR 13 GEN POOR 12 POOR
MAX ADI LATE 3 VERY POOR 23 FAIR 4 VERY POOR 21 FAIR
MAX LVORI EARLY 7 9 8 9
MAX LVORI LATE 8 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WVZ506-180800-
EASTERN PENDLETON-
INCLUDING THE CITIES OF BRANDYWINE, FRANKLIN, OAK FLAT, RUDDLE,
AND SUGAR GROVE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 20 50 50 30
CHANCE OF THUNDER (%) 0 30 20 0
TEMP (24H TREND) 64 (-1) 82 (-1) 58 75
RH % (24H TREND) 100 (+4) 68 (+7) 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 0.02 0.04 0.04 0.00
PRECIP DURATION 1 1 2 1
PRECIP BEGIN 6 PM 8 AM CONTINUING CONTINUING
PRECIP END 3 AM CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 3340 2620
TRANSPORT WND (MPH) NW 8 S 9
VENT RATE (KT-FT) 23380 20960
MAX ADI EARLY 18 GEN POOR 21 FAIR 14 GEN POOR 13 GEN POOR
MAX ADI LATE 4 VERY POOR 22 FAIR 4 VERY POOR 22 FAIR
MAX LVORI EARLY 7 9 9 9
MAX LVORI LATE 9 3 9 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTHWEST WINDS 10 TO
15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 70S.
NORTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 50S. EAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
VAZ031-180800-
CLARKE-
INCLUDING THE CITIES OF BERRYVILLE AND STRINGTOWN
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 20 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 68 (0) 83 (-2) 57 77
RH % (24H TREND) 99 (+4) 64 (+5) 98 60
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.02 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 12 PM
PRECIP END 11 PM 3 PM
MIXING HGT(FT-AGL/MSL) 4360 3310
TRANSPORT WND (MPH) N 12 SE 7
VENT RATE (KT-FT) 43600 19860
MAX ADI EARLY 14 GEN POOR 25 FAIR 24 FAIR 18 GEN POOR
MAX ADI LATE 4 VERY POOR 49 GEN GOOD 5 VERY POOR 20 GEN POOR
MAX LVORI EARLY 6 8 6 7
MAX LVORI LATE 7 3 7 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. NOT AS WARM.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 70S. NORTH WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WVZ053-180800-
JEFFERSON-
INCLUDING THE CITIES OF RANSON, SHENANDOAH JUNCTION, BLOOMERY,
CHARLES TOWN, MIDDLEWAY, BAKERTON, AND MILLVILLE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 69 (+2) 83 (-1) 57 77
RH % (24H TREND) 100 (+6) 58 (-3) 95 56
WIND 20FT/EARLY(MPH) LGT/VAR N 5 NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 9 PM
MIXING HGT(FT-AGL/MSL) 4310 3470
TRANSPORT WND (MPH) N 12 SE 8
VENT RATE (KT-FT) 43100 24290
MAX ADI EARLY 18 GEN POOR 24 FAIR 29 FAIR 15 GEN POOR
MAX ADI LATE 4 VERY POOR 55 GEN GOOD 5 VERY POOR 21 FAIR
MAX LVORI EARLY 6 8 5 6
MAX LVORI LATE 7 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 15 TO 20 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. NOT AS WARM. LOWS IN
THE LOWER 60S. HIGHS IN THE LOWER 70S. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS AROUND 60. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
VAZ030-180800-
WARREN-
INCLUDING THE CITIES OF ARCO, BENTONVILLE, BUCKTON, CEDARVILLE,
FRONT ROYAL, GLEN ECHO, AND HOWELLSVILLE
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 68 (-1) 83 (-5) 58 78
RH % (24H TREND) 100 (+8) 65 (+9) 100 61
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.03 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 12 PM
PRECIP END 4 AM 4 PM
MIXING HGT(FT-AGL/MSL) 3900 3230
TRANSPORT WND (MPH) N 9 SE 7
VENT RATE (KT-FT) 31200 19380
MAX ADI EARLY 12 POOR 25 FAIR 20 GEN POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 43 GEN GOOD 4 VERY POOR 25 FAIR
MAX LVORI EARLY 6 8 6 7
MAX LVORI LATE 8 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. NOT AS WARM.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WVZ052-180800-
BERKELEY-
INCLUDING THE CITY OF MARTINSBURG
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 69 (+1) 82 (-1) 57 77
RH % (24H TREND) 99 (+3) 58 (-5) 92 55
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 8 PM
MIXING HGT(FT-AGL/MSL) 4330 3390
TRANSPORT WND (MPH) N 10 SE 8
VENT RATE (KT-FT) 38970 23730
MAX ADI EARLY 21 FAIR 23 FAIR 28 FAIR 14 GEN POOR
MAX ADI LATE 4 VERY POOR 53 GEN GOOD 5 VERY POOR 24 FAIR
MAX LVORI EARLY 6 7 5 6
MAX LVORI LATE 7 3 6 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. NOT AS WARM. LOWS IN
THE LOWER 60S. HIGHS AROUND 70. NORTH WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WVZ051-180800-
MORGAN-
INCLUDING THE CITIES OF HANCOCK, SHADY GROVE, BERKELEY SPGS,
BERRYVILLE, SMITH CROSSROADS, MAGNOLIA, AND PAW PAW
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 67 (-1) 81 (-2) 56 75
RH % (24H TREND) 100 (+1) 61 (-7) 94 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(FT-AGL/MSL) 4180 3460
TRANSPORT WND (MPH) N 9 SE 9
VENT RATE (KT-FT) 33440 27680
MAX ADI EARLY 19 GEN POOR 21 FAIR 24 FAIR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 45 GEN GOOD 4 VERY POOR 31 FAIR
MAX LVORI EARLY 6 9 6 6
MAX LVORI LATE 9 3 6 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. EAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
WVZ050-180800-
HAMPSHIRE-
INCLUDING THE CITIES OF PURGITSVILLE, FRENCHBURG, ROMNEY,
THREE CHURCHES, WAPOCOMO, POINTS, AND SPRINGFIELD
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 20 20 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 67 (0) 81 (-3) 56 75
RH % (24H TREND) 100 (+1) 66 (+2) 99 60
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.01 0.00 0.00
PRECIP DURATION 0 1 0
PRECIP BEGIN 6 PM 7 AM CONTINUING
PRECIP END 2 AM CONTINUING 8 PM
MIXING HGT(FT-AGL/MSL) 3980 3470
TRANSPORT WND (MPH) N 9 S 10
VENT RATE (KT-FT) 31840 31230
MAX ADI EARLY 20 GEN POOR 20 GEN POOR 22 FAIR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 35 FAIR 4 VERY POOR 26 FAIR
MAX LVORI EARLY 6 9 7 8
MAX LVORI LATE 8 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. COOLER. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 50S. EAST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
WVZ055-180800-
HARDY-
INCLUDING THE CITIES OF BRAKE, BEAN SETTLEMENT, FISHER, MCNEILL,
AND MOOREFIELD
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 20 30 40 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 66 (0) 81 (-3) 57 75
RH % (24H TREND) 100 (+6) 69 (+5) 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 0.02 0.03 0.01 0.00
PRECIP DURATION 0 1 1
PRECIP BEGIN 6 PM 7 AM CONTINUING
PRECIP END 3 AM CONTINUING 2 AM
MIXING HGT(FT-AGL/MSL) 3690 2990
TRANSPORT WND (MPH) N 9 S 9
VENT RATE (KT-FT) 29520 23920
MAX ADI EARLY 21 FAIR 22 FAIR 18 GEN POOR 16 GEN POOR
MAX ADI LATE 3 VERY POOR 30 FAIR 4 VERY POOR 26 FAIR
MAX LVORI EARLY 6 8 7 8
MAX LVORI LATE 7 3 8 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER. LOWS IN
THE LOWER 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 50S. EAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS AROUND 60. EAST WINDS AROUND 5 MPH.
MDZ509-180800-
WESTERN GARRETT-
INCLUDING THE CITIES OF MOUNTAIN LAKE PARK AND OAKLAND
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 40 30 0 0
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 64 (-2) 75 (-2) 55 72
RH % (24H TREND) 100 (0) 74 (-5) 100 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR SE 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR E 5 G17 SE 5
PRECIP AMOUNT 0.05 0.03 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 6 AM
PRECIP END 3 AM 6 PM
MIXING HGT(FT-AGL/MSL) 2910 2700
TRANSPORT WND (MPH) NW 9 S 12
VENT RATE (KT-FT) 23280 27000
MAX ADI EARLY 27 FAIR 17 GEN POOR 21 FAIR 19 GEN POOR
MAX ADI LATE 7 POOR 21 FAIR 8 POOR 28 FAIR
MAX LVORI EARLY 8 9 9 8
MAX LVORI LATE 9 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.
HIGHS IN THE UPPER 60S. EAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS
AROUND 50. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 15 TO 25 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. SOUTHEAST WINDS 15 TO 20 MPH.
MDZ510-180800-
EASTERN GARRETT-
INCLUDING THE CITIES OF GRANTSVILLE AND KITZMILLER
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 20 20 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 65 (-2) 77 (-1) 54 72
RH % (24H TREND) 100 (+1) 68 (-7) 100 66
WIND 20FT/EARLY(MPH) W 6 G18 NW 5 LGT/VAR SE 5
WIND 20FT/LATE(MPH) NW 5 N 5 E 5 SE 6
PRECIP AMOUNT 0.01 0.01 0.00 0.00
PRECIP DURATION 1 1 0
PRECIP BEGIN 6 PM 6 AM 6 PM
PRECIP END 2 AM 5 PM 8 PM
MIXING HGT(FT-AGL/MSL) 3160 2510
TRANSPORT WND (MPH) NW 9 S 13
VENT RATE (KT-FT) 25280 27610
MAX ADI EARLY 35 FAIR 19 GEN POOR 20 GEN POOR 21 FAIR
MAX ADI LATE 7 POOR 23 FAIR 6 VERY POOR 28 FAIR
MAX LVORI EARLY 7 9 9 8
MAX LVORI LATE 8 4 9 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 60.
HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.
HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS IN THE UPPER 50S. EAST WINDS 10 TO 15 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN
THE UPPER 40S. HIGHS IN THE MID 50S. EAST WINDS 15 TO 25 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 15 TO 20 MPH.
MDZ008-VAZ526-180800-
CECIL-NORTHWEST PRINCE WILLIAM-
INCLUDING THE CITIES OF ANDORA, APPLETON, BARKSDALE, BAY VIEW,
BLAKE, BOHEMIAS MILLS, BRANTWOOD, HAYMARKET, AND WOOLSEY
231 PM EDT THU SEP 17 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 68 (0) 84 (+2) 57 79
RH % (24H TREND) 100 (+4) 53 (-13) 88 52
WIND 20FT/EARLY(MPH) LGT/VAR N 6 LGT/VAR NE 6
WIND 20FT/LATE(MPH) LGT/VAR N 8 N 5 LGT/VAR
PRECIP AMOUNT 0.09 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(FT-AGL/MSL) 4600 5140
TRANSPORT WND (MPH) N 12 SE 6
VENT RATE (KT-FT) 46000 25700
MAX ADI EARLY 13 GEN POOR 38 FAIR 22 FAIR 32 FAIR
MAX ADI LATE 6 VERY POOR 61 GOOD 7 POOR 36 FAIR
MAX LVORI EARLY 8 7 4 5
MAX LVORI LATE 9 2 5 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 70S. NORTHEAST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND
60. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
WEDNESDAY
BREEZY. MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO
25 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION ABOVE NORMAL.
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