Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
367
FNUS51 KLWX 040554
FWFLWX
Fire Weather Planning Forecast FOR W and CTL MD...E WV...N VA...DC
National Weather Service Baltimore MD/Washington DC
153 AM EDT Thu Sep 4 2025
.DISCUSSION...
A frontal system will approach from the west today, bringing a
chance of showers and thunderstorms mainly this afternoon and
evening. Weak high pressure will move across the area Friday. A
stronger cold front will reach the area Saturday, providing
another opportunity for showers and thunderstorms. Another push of
below normal temperatures will follow into early next week as
strong high pressure builds to the north.
VAZ054-042000-
Arlington/Falls Church/Alexandria-
Including the cities of Arlington, Alexandria, and Falls Church
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 40 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 87 (+5) 64 (+3) 89
RH % (24h trend) 44 (+3) 100 (+14) 45
Wind 20ft/early(mph) S 8 G19 SW 7 G20 Lgt/Var
Wind 20ft/late(mph) S 12 G23 Lgt/Var SW 8 G18
Precip Amount 0.16 0.14 0.00
Precip Duration 0 1
Precip Begin 3 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)7060 6700
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 120020 113900
Max ADI Early 62 Good 49 Gen Good 55 Gen Good
Max ADI Late 101 Very Good7 Poor 141 Very Good
Max LVORI Early 5 5 9
Max LVORI Late 1 8 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows in the lower 70s.
Highs in the upper 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the lower 60s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Northeast winds around 5 mph.
$$
VAZ055-042000-
Stafford-
Including the city of Falmouth
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 40 0
Chance of Thunder (%) 0 30 0
Temp (24h trend) 87 (+5) 62 (+4) 90
RH % (24h trend) 43 (0) 100 (+13) 43
Wind 20ft/early(mph) S 7 G18 SW 7 G18 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 7 G17
Precip Amount 0.00 0.08 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 10 PM
Mixing Hgt(ft-agl/msl)7050 6690
Transport Wnd (mph) SW 21 SW 20
Vent Rate (kt-ft) 126900 113730
Max ADI Early 68 Good 53 Gen Good 44 Gen Good
Max ADI Late 102 Very Good5 Very Poor 139 Very Good
Max LVORI Early 5 7 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly clear. A chance of showers. Lows around 70.
Highs in the lower 90s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
around 60. Highs in the mid 70s. North winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
upper 70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Northeast winds around 5 mph.
$$
VAZ056-042000-
Spotsylvania-
Including the city of Fredericksburg
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 40 0
Chance of Thunder (%) 0 30 0
Temp (24h trend) 86 (+4) 62 (+5) 89
RH % (24h trend) 44 (+2) 100 (+13) 44
Wind 20ft/early(mph) S 6 G18 SW 6 G19 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 7 G17
Precip Amount 0.00 0.13 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 12 AM
Mixing Hgt(ft-agl/msl)7020 6790
Transport Wnd (mph) SW 21 SW 20
Vent Rate (kt-ft) 126360 115430
Max ADI Early 67 Good 45 Gen Good 44 Gen Good
Max ADI Late 99 Good 5 Very Poor 141 Very Good
Max LVORI Early 5 8 8
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly clear. A chance of showers. Lows in the upper
60s. Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy with showers likely. Not as warm. Lows
around 60. Highs in the lower 70s. North winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid
70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the mid 70s.
Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
VAZ057-042000-
King George-
Including the city of Dahlgren
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 30 0
Chance of Thunder (%) 0 30 0
Temp (24h trend) 86 (+6) 64 (+5) 89
RH % (24h trend) 44 (-1) 100 (+9) 45
Wind 20ft/early(mph) S 7 G17 SW 7 G19 Lgt/Var
Wind 20ft/late(mph) S 11 G20 Lgt/Var SW 7
Precip Amount 0.00 0.17 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 10 PM
Mixing Hgt(ft-agl/msl)7410 6870
Transport Wnd (mph) S 21 SW 21
Vent Rate (kt-ft) 133380 123660
Max ADI Early 78 Good 30 Fair 42 Gen Good
Max ADI Late 100 Good 6 Very Poor 149 Very Good
Max LVORI Early 6 6 7
Max LVORI Late 1 7 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly clear. A chance of showers. Lows in the lower
70s. Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy with showers likely. Not as warm. Lows in
the lower 60s. Highs in the lower 70s. North winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
$$
WVZ502-042000-
Eastern Grant-
Including the city of Petersburg
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 30 0
Chance of Thunder (%) 50 30 0
Temp (24h trend) 81 (+1) 56 (+1) 87
RH % (24h trend) 52 (+11) 100 (+12) 39
Wind 20ft/early(mph) S 6 G18 S 5 G17 SW 5
Wind 20ft/late(mph) SW 9 G20 Lgt/Var SW 7 G17
Precip Amount 0.09 0.05 0.00
Precip Duration 4 1
Precip Begin 10 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)4770 6690
Transport Wnd (mph) SW 18 W 20
Vent Rate (kt-ft) 76320 113730
Max ADI Early 82 Good 23 Fair 95 Good
Max ADI Late 70 Good 4 Very Poor 137 Very Good
Max LVORI Early 5 7 8
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 70s.
West winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Southeast winds around 5 mph.
$$
WVZ503-042000-
Western Mineral-
Including the city of Elk Garden
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 40 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 77 (0) 56 (+2) 82
RH % (24h trend) 58 (+14) 100 (+14) 44
Wind 20ft/early(mph) SW 8 G21 SW 6 G18 SW 6 G19
Wind 20ft/late(mph) SW 10 G21 SW 5 SW 10 G20
Precip Amount 0.08 0.05 0.00
Precip Duration 5 1
Precip Begin 10 AM Continuing
Precip End Continuing 12 AM
Mixing Hgt(ft-agl/msl)3560 5090
Transport Wnd (mph) SW 20 W 22
Vent Rate (kt-ft) 60520 96710
Max ADI Early 62 Good 22 Fair 95 Good
Max ADI Late 65 Good 5 Very Poor 120 Very Good
Max LVORI Early 5 7 8
Max LVORI Late 3 8 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 70s. West
winds 10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
40s. Highs in the upper 60s. West winds 10 to 15 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. Southeast winds 5 to 10 mph.
$$
WVZ504-042000-
Eastern Mineral-
Including the cities of Antioch, Keyser, New Creek, Ridgeville,
Russelldale, Headsville, and Fort Ashby
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 40 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 81 (0) 56 (+1) 86
RH % (24h trend) 53 (+14) 100 (+11) 40
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) SW 8 G19 Lgt/Var SW 8 G17
Precip Amount 0.08 0.04 0.00
Precip Duration 4 1
Precip Begin 10 AM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)4140 6250
Transport Wnd (mph) SW 16 W 20
Vent Rate (kt-ft) 57960 106250
Max ADI Early 56 Gen Good 13 Gen Poor 81 Good
Max ADI Late 60 Gen Good 3 Very Poor 129 Very Good
Max LVORI Early 6 8 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 70s.
West winds 10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s. East winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Southeast winds around 5 mph.
$$
WVZ505-042000-
Western Pendleton-
Including the city of Riverton
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 40 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 74 (+3) 54 (+2) 81
RH % (24h trend) 59 (+10) 100 (+9) 44
Wind 20ft/early(mph) SW 9 G25 SW 7 G23 SW 8 G23
Wind 20ft/late(mph) SW 11 G24 SW 6 G18 SW 9 G23
Precip Amount 0.11 0.06 0.00
Precip Duration 4 1
Precip Begin 10 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)4310 6180
Transport Wnd (mph) SW 20 W 21
Vent Rate (kt-ft) 73270 111240
Max ADI Early 56 Gen Good 41 Gen Good 81 Good
Max ADI Late 65 Good 7 Poor 135 Very Good
Max LVORI Early 5 8 8
Max LVORI Late 3 8 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 70s.
West winds 10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
40s. Highs in the mid 60s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
60s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 60s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 40s. Highs in the
upper 60s. Southeast winds 5 to 10 mph.
$$
WVZ501-042000-
Western Grant-
Including the cities of Bayard and Mount Storm
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 40 0
Chance of Thunder (%) 50 30 0
Temp (24h trend) 75 (+1) 54 (0) 81
RH % (24h trend) 60 (+12) 100 (+13) 46
Wind 20ft/early(mph) SW 9 G24 SW 6 G21 SW 8 G23
Wind 20ft/late(mph) SW 9 G25 SW 6 G17 SW 9 G23
Precip Amount 0.14 0.06 0.00
Precip Duration 5 1
Precip Begin 9 AM Continuing
Precip End Continuing 12 AM
Mixing Hgt(ft-agl/msl)3750 5270
Transport Wnd (mph) W 21 W 22
Vent Rate (kt-ft) 67500 100130
Max ADI Early 56 Gen Good 37 Fair 85 Good
Max ADI Late 67 Good 7 Poor 119 Very Good
Max LVORI Early 4 7 7
Max LVORI Late 3 8 2
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 70s.
West winds 10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
40s. Highs in the mid 60s. West winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
60s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 40s. Highs in the
lower 70s. Southeast winds 5 to 10 mph.
$$
MDZ507-042000-
Northwest Harford-
Including the city of Jarrettsville
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 30 60 0
Chance of Thunder (%) 30 40 0
Temp (24h trend) 82 (+4) 61 (+3) 85
RH % (24h trend) 53 (+3) 100 (+3) 54
Wind 20ft/early(mph) S 7 G20 S 7 G21 Lgt/Var
Wind 20ft/late(mph) S 13 G24 Lgt/Var S 8 G17
Precip Amount 0.28 0.38 0.00
Precip Duration 1 2
Precip Begin 3 PM Continuing
Precip End Continuing 1 AM
Mixing Hgt(ft-agl/msl)6020 5290
Transport Wnd (mph) S 21 S 18
Vent Rate (kt-ft) 108360 84640
Max ADI Early 61 Good 41 Gen Good 44 Gen Good
Max ADI Late 95 Good 5 Very Poor 107 Very Good
Max LVORI Early 7 9 9
Max LVORI Late 1 9 2
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows in the upper 60s.
Highs in the mid 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Showers likely. Not as warm. Lows in the
upper 50s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the lower
70s. Northwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the mid 70s.
Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ506-042000-
Central and Southeast Howard-
Including the cities of Columbia and Ellicott City
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 40 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 85 (+5) 61 (+3) 87
RH % (24h trend) 45 (+1) 100 (+9) 47
Wind 20ft/early(mph) S 7 G19 S 6 G18 Lgt/Var
Wind 20ft/late(mph) S 12 G21 Lgt/Var SW 8 G17
Precip Amount 0.19 0.17 0.00
Precip Duration 0 2
Precip Begin 3 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)7150 6640
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 121550 112880
Max ADI Early 60 Gen Good 51 Gen Good 54 Gen Good
Max ADI Late 95 Good 7 Poor 137 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 60s. Highs in the upper 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Northwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ508-042000-
Southeast Harford-
Including the city of Aberdeen
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Showers Tstms None
Chance Precip (%) 30 60 0
Chance of Thunder (%) 0 30 0
Temp (24h trend) 83 (+4) 62 (+2) 85
RH % (24h trend) 52 (+3) 100 (+3) 55
Wind 20ft/early(mph) S 8 G21 S 9 G24 Lgt/Var
Wind 20ft/late(mph) S 14 G25 Lgt/Var S 8 G17
Precip Amount 0.07 0.26 0.00
Precip Duration 0 2
Precip Begin 4 PM Continuing
Precip End Continuing 1 AM
Mixing Hgt(ft-agl/msl)4960 4140
Transport Wnd (mph) S 23 S 18
Vent Rate (kt-ft) 99200 66240
Max ADI Early 59 Gen Good 43 Gen Good 40 Fair
Max ADI Late 91 Good 5 Very Poor 83 Good
Max LVORI Early 7 9 9
Max LVORI Late 1 9 2
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows in the upper 60s.
Highs in the mid 80s. Southwest winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. Showers likely. Not as warm. Lows in the
upper 50s. Highs in the lower 70s. Northwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ501-042000-
Extreme Western Allegany-
Including the city of Frostburg
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 90 40 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 78 (0) 56 (+1) 83
RH % (24h trend) 57 (+13) 100 (+13) 43
Wind 20ft/early(mph) SW 6 G20 SW 6 G18 SW 5 G17
Wind 20ft/late(mph) SW 10 G21 Lgt/Var SW 10 G19
Precip Amount 0.07 0.04 0.00
Precip Duration 5 1
Precip Begin 10 AM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)3620 5370
Transport Wnd (mph) SW 17 W 21
Vent Rate (kt-ft) 54300 96660
Max ADI Early 57 Gen Good 22 Fair 94 Good
Max ADI Late 57 Gen Good 4 Very Poor 120 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 70s. West
winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows around 50.
Highs in the upper 60s. West winds 10 to 15 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. East winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Southeast winds around 5 mph.
$$
MDZ503-042000-
Northwest Montgomery-
Including the cities of Germantown and Damascus
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 85 (+5) 61 (+4) 87
RH % (24h trend) 44 (+1) 100 (+15) 46
Wind 20ft/early(mph) S 8 G19 S 6 G18 Lgt/Var
Wind 20ft/late(mph) SW 13 G23 Lgt/Var SW 9 G17
Precip Amount 0.14 0.09 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)6310 6240
Transport Wnd (mph) SW 21 SW 18
Vent Rate (kt-ft) 113580 99840
Max ADI Early 52 Gen Good 29 Fair 46 Gen Good
Max ADI Late 86 Good 4 Very Poor 127 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Northwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ502-042000-
Central and Eastern Allegany-
Including the city of Cumberland
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 90 40 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 81 (0) 57 (+2) 86
RH % (24h trend) 50 (+13) 100 (+13) 39
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) SW 8 G19 Lgt/Var SW 6
Precip Amount 0.11 0.06 0.00
Precip Duration 3 1
Precip Begin 11 AM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)4470 6500
Transport Wnd (mph) SW 16 SW 20
Vent Rate (kt-ft) 62580 110500
Max ADI Early 49 Gen Good 20 Gen Poor 69 Good
Max ADI Late 73 Good 3 Very Poor 142 Very Good
Max LVORI Early 6 8 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 70s.
West winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s. East winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. East winds around 5 mph.
$$
MDZ505-042000-
Northwest Howard-
Including the city of Lisbon
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 84 (+5) 61 (+4) 86
RH % (24h trend) 46 (+1) 100 (+9) 48
Wind 20ft/early(mph) S 7 G19 SW 6 G18 Lgt/Var
Wind 20ft/late(mph) S 12 G21 Lgt/Var SW 8 G17
Precip Amount 0.21 0.17 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)6840 6000
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 116280 102000
Max ADI Early 57 Gen Good 24 Fair 47 Gen Good
Max ADI Late 93 Good 5 Very Poor 129 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the lower
70s. Northwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ504-042000-
Central and Southeast Montgomery-
Including the cities of Bethesda, Rockville, Gaithersburg,
and Silver Spring
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 50 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 85 (+5) 61 (+3) 87
RH % (24h trend) 43 (+1) 100 (+14) 45
Wind 20ft/early(mph) S 7 G19 SW 6 G19 Lgt/Var
Wind 20ft/late(mph) S 12 G21 Lgt/Var SW 8 G17
Precip Amount 0.18 0.16 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)7360 6580
Transport Wnd (mph) SW 21 SW 20
Vent Rate (kt-ft) 132480 111860
Max ADI Early 62 Good 54 Gen Good 52 Gen Good
Max ADI Late 95 Good 8 Poor 137 Very Good
Max LVORI Early 5 7 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 60s. Highs in the upper 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Northwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ006-042000-
Northern Baltimore-
Including the cities of Reisterstown and Cockeysville
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Mcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 50 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 84 (+5) 61 (+4) 86
RH % (24h trend) 47 (+1) 100 (+6) 49
Wind 20ft/early(mph) S 7 G19 S 6 G19 Lgt/Var
Wind 20ft/late(mph) S 12 G21 Lgt/Var SW 7
Precip Amount 0.25 0.31 0.00
Precip Duration 1 1
Precip Begin 3 PM Continuing
Precip End Continuing 1 AM
Mixing Hgt(ft-agl/msl)6870 6090
Transport Wnd (mph) S 21 SW 18
Vent Rate (kt-ft) 123660 97440
Max ADI Early 59 Gen Good 40 Fair 50 Gen Good
Max ADI Late 94 Good 4 Very Poor 123 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the lower
70s. Northwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the mid 70s.
Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ005-042000-
Carroll-
Including the cities of Eldersburg and Westminster
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 84 (+4) 61 (+4) 86
RH % (24h trend) 45 (+3) 100 (+11) 47
Wind 20ft/early(mph) S 7 G19 S 5 G18 Lgt/Var
Wind 20ft/late(mph) S 12 G21 Lgt/Var SW 7
Precip Amount 0.24 0.17 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 12 AM
Mixing Hgt(ft-agl/msl)6370 6160
Transport Wnd (mph) SW 21 SW 20
Vent Rate (kt-ft) 114660 104720
Max ADI Early 54 Gen Good 26 Fair 52 Gen Good
Max ADI Late 95 Good 4 Very Poor 128 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 70s.
Northwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ004-042000-
Frederick MD-
Including the cities of Frederick and Ballenger Creek
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 50 0
Chance of Thunder (%) 50 50 0
Temp (24h trend) 86 (+5) 60 (+3) 88
RH % (24h trend) 45 (+4) 100 (+16) 46
Wind 20ft/early(mph) S 7 G19 S 5 G17 Lgt/Var
Wind 20ft/late(mph) SW 12 G23 Lgt/Var SW 7 G17
Precip Amount 0.23 0.13 0.00
Precip Duration 2 1
Precip Begin 1 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)5940 6530
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 100980 111010
Max ADI Early 52 Gen Good 17 Gen Poor 48 Gen Good
Max ADI Late 85 Good 3 Very Poor 130 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the lower
70s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ003-042000-
Washington-
Including the city of Hagerstown
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 50 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 85 (+3) 58 (+1) 88
RH % (24h trend) 44 (+6) 100 (+20) 42
Wind 20ft/early(mph) S 6 G17 S 5 Lgt/Var
Wind 20ft/late(mph) SW 10 G21 Lgt/Var SW 8
Precip Amount 0.17 0.09 0.00
Precip Duration 3 1
Precip Begin 12 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)5860 7000
Transport Wnd (mph) SW 18 SW 18
Vent Rate (kt-ft) 93760 112000
Max ADI Early 52 Gen Good 12 Poor 48 Gen Good
Max ADI Late 86 Good 3 Very Poor 140 Very Good
Max LVORI Early 4 9 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the lower 80s. Southwest winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the mid 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 70s.
Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows around 50. Highs in the upper
70s. Northeast winds 5 to 10 mph.
$$
VAZ053-042000-
Fairfax-
Including the cities of Reston, Herndon, Annandale, Centreville,
Chantilly, McLean, and Franconia
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 40 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 86 (+5) 62 (+3) 88
RH % (24h trend) 43 (+1) 100 (+16) 44
Wind 20ft/early(mph) S 8 G19 SW 7 G19 Lgt/Var
Wind 20ft/late(mph) S 12 G23 Lgt/Var SW 9 G18
Precip Amount 0.13 0.10 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)7090 6520
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 120530 110840
Max ADI Early 61 Good 53 Gen Good 52 Gen Good
Max ADI Late 97 Good 7 Poor 137 Very Good
Max LVORI Early 4 6 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows in the upper 60s.
Highs in the upper 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
around 60. Highs in the mid 70s. Northwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Northeast winds around 5 mph.
$$
VAZ527-042000-
Central and Southeast Prince William/Manassas/Manassas Park-
Including the cities of Dale City, Manassas, Woodbridge,
Lake Ridge, and Montclair
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 40 40 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 87 (+5) 61 (+3) 89
RH % (24h trend) 45 (+2) 100 (+15) 44
Wind 20ft/early(mph) S 7 G18 SW 7 G19 Lgt/Var
Wind 20ft/late(mph) S 12 G23 Lgt/Var SW 8 G18
Precip Amount 0.12 0.08 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)7040 6560
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 119680 111520
Max ADI Early 60 Gen Good 45 Gen Good 51 Gen Good
Max ADI Late 94 Good 5 Very Poor 135 Very Good
Max LVORI Early 5 7 8
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows in the upper 60s.
Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the mid 70s. North winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Northeast winds 5 to 10 mph.
$$
VAZ051-042000-
Culpeper-
Including the city of Culpeper
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 50 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 86 (+4) 59 (+4) 88
RH % (24h trend) 45 (+2) 100 (+11) 45
Wind 20ft/early(mph) S 5 G18 SW 5 G19 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 7 G18
Precip Amount 0.13 0.09 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)6650 6520
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 113050 110840
Max ADI Early 50 Gen Good 37 Fair 57 Gen Good
Max ADI Late 91 Good 4 Very Poor 138 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the mid 70s. North winds around 5 mph.
.MONDAY...Partly cloudy. Lows around 50. Highs in the mid 70s.
North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows around 50. Highs in the mid 70s.
Northeast winds around 5 mph.
$$
VAZ050-042000-
Orange-
Including the cities of Orange and Gordonsville
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 50 50 0
Chance of Thunder (%) 30 30 0
Temp (24h trend) 85 (+4) 60 (+4) 88
RH % (24h trend) 46 (+3) 100 (+10) 45
Wind 20ft/early(mph) S 6 G18 SW 6 G20 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 8 G18
Precip Amount 0.16 0.09 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)6740 6510
Transport Wnd (mph) SW 21 SW 20
Vent Rate (kt-ft) 121320 110670
Max ADI Early 51 Gen Good 40 Fair 46 Gen Good
Max ADI Late 95 Good 4 Very Poor 137 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the mid 70s. North winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
VAZ036-042000-
Nelson-
Including the city of Lovingston
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 30 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 85 (+5) 60 (+3) 88
RH % (24h trend) 50 (+2) 100 (+7) 47
Wind 20ft/early(mph) SW 5 SW 6 G18 Lgt/Var
Wind 20ft/late(mph) SW 10 G21 Lgt/Var SW 8
Precip Amount 0.11 0.13 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 9 PM
Mixing Hgt(ft-agl/msl)6100 6720
Transport Wnd (mph) SW 20 SW 17
Vent Rate (kt-ft) 103700 100800
Max ADI Early 45 Gen Good 25 Fair 46 Gen Good
Max ADI Late 128 Very Good4 Very Poor 117 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
around 60. Highs in the lower 70s. North winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the mid 70s.
Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
VAZ037-042000-
Albemarle-
Including the city of Charlottesville
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 50 30 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 85 (+4) 61 (+4) 89
RH % (24h trend) 49 (0) 100 (+8) 49
Wind 20ft/early(mph) S 5 G17 SW 7 G19 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 9 G17
Precip Amount 0.12 0.09 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)6270 6590
Transport Wnd (mph) SW 20 SW 18
Vent Rate (kt-ft) 106590 105440
Max ADI Early 46 Gen Good 22 Fair 44 Gen Good
Max ADI Late 88 Good 4 Very Poor 126 Very Good
Max LVORI Early 6 8 8
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
around 60. Highs in the mid 70s. North winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds 5 to 10 mph.
$$
VAZ038-042000-
Greene-
Including the city of Stanardsville
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 40 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 84 (+5) 60 (+4) 87
RH % (24h trend) 52 (+2) 100 (+7) 50
Wind 20ft/early(mph) SW 5 G17 SW 6 G19 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 9 G17
Precip Amount 0.16 0.09 0.00
Precip Duration 1 1
Precip Begin 1 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5530 6320
Transport Wnd (mph) SW 18 SW 18
Vent Rate (kt-ft) 88480 101120
Max ADI Early 40 Fair 23 Fair 61 Good
Max ADI Late 105 Very Good4 Very Poor 125 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the lower 70s. North winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the mid 70s.
Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
VAZ039-042000-
Madison-
Including the city of Madison
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 85 (+5) 59 (+3) 88
RH % (24h trend) 48 (+2) 100 (+8) 47
Wind 20ft/early(mph) SW 6 G17 SW 6 G20 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 8 G18
Precip Amount 0.17 0.10 0.00
Precip Duration 1 1
Precip Begin 1 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5640 6370
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 95880 108290
Max ADI Early 45 Gen Good 33 Fair 57 Gen Good
Max ADI Late 83 Good 4 Very Poor 131 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the mid 70s. North winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows around 50. Highs in the lower 70s.
North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
MDZ014-042000-
Anne Arundel-
Including the cities of Glen Burnie, Annapolis, Severn,
South Gate, Severna Park, Arnold, and Odenton
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 50 0
Chance of Thunder (%) 0 40 0
Temp (24h trend) 86 (+7) 62 (+1) 88
RH % (24h trend) 45 (-3) 100 (+10) 47
Wind 20ft/early(mph) S 8 G20 S 8 G23 SW 5
Wind 20ft/late(mph) S 13 G23 Lgt/Var S 8
Precip Amount 0.00 0.16 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 12 AM
Mixing Hgt(ft-agl/msl)7240 6290
Transport Wnd (mph) S 22 SW 18
Vent Rate (kt-ft) 137560 100640
Max ADI Early 68 Good 30 Fair 43 Gen Good
Max ADI Late 99 Good 8 Poor 113 Very Good
Max LVORI Early 5 7 8
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly clear. A chance of showers. Lows around 70.
Highs in the upper 80s. South winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. Showers likely. Not as warm. Lows around
60. Highs in the lower 70s. Northwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
$$
MDZ017-042000-
St. Marys-
Including the cities of Lexington Park and California
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 30 0
Chance of Thunder (%) 0 20 0
Temp (24h trend) 86 (+7) 64 (+3) 88
RH % (24h trend) 46 (-3) 96 (+6) 48
Wind 20ft/early(mph) S 8 G18 S 9 G24 SW 6
Wind 20ft/late(mph) S 13 G23 SW 6 G18 S 9
Precip Amount 0.00 0.07 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 12 AM
Mixing Hgt(ft-agl/msl)6550 5960
Transport Wnd (mph) S 20 SW 18
Vent Rate (kt-ft) 111350 95360
Max ADI Early 58 Gen Good 32 Fair 37 Fair
Max ADI Late 84 Good 8 Poor 111 Very Good
Max LVORI Early 5 5 5
Max LVORI Late 1 6 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly clear. A chance of showers. Lows in the lower
70s. Highs in the upper 80s. South winds 10 to 15 mph.
.SUNDAY...Mostly cloudy with a chance of showers. Not as warm.
Lows in the lower 60s. Highs in the lower 70s. North winds 10 to
15 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 70s. North winds 10 to 15 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
mid 70s. Northeast winds 5 to 10 mph.
$$
MDZ016-042000-
Charles-
Including the cities of St. Charles and Waldorf
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 40 0
Chance of Thunder (%) 0 30 0
Temp (24h trend) 86 (+6) 63 (+4) 89
RH % (24h trend) 43 (-2) 100 (+10) 43
Wind 20ft/early(mph) S 7 G18 S 8 G19 SW 5
Wind 20ft/late(mph) S 12 G21 S 5 SW 8
Precip Amount 0.00 0.12 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 11 PM
Mixing Hgt(ft-agl/msl)7400 6650
Transport Wnd (mph) S 21 SW 20
Vent Rate (kt-ft) 133200 113050
Max ADI Early 74 Good 41 Gen Good 38 Fair
Max ADI Late 99 Good 6 Very Poor 143 Very Good
Max LVORI Early 5 7 8
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly clear. A chance of showers. Lows around 70.
Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy with showers likely. Not as warm. Lows
around 60. Highs in the lower 70s. North winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
$$
MDZ018-042000-
Calvert-
Including the cities of Chesapeake Beach, Huntingtown, Dunkirk,
North Beach, Lusby, and Prince Frederick
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 40 0
Chance of Thunder (%) 0 30 0
Temp (24h trend) 87 (+8) 63 (+2) 89
RH % (24h trend) 46 (-2) 99 (+8) 49
Wind 20ft/early(mph) S 8 G18 S 9 G23 SW 6
Wind 20ft/late(mph) S 13 G21 SW 6 S 8
Precip Amount 0.00 0.08 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 11 PM
Mixing Hgt(ft-agl/msl)6390 5450
Transport Wnd (mph) S 20 SW 18
Vent Rate (kt-ft) 108630 87200
Max ADI Early 65 Good 35 Fair 41 Gen Good
Max ADI Late 87 Good 8 Poor 101 Very Good
Max LVORI Early 5 5 7
Max LVORI Late 1 6 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly clear. A chance of showers. Lows around 70.
Highs in the upper 80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy with showers likely. Not as warm. Lows in
the lower 60s. Highs in the mid 70s. North winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
mid 70s. Northeast winds 5 to 10 mph.
$$
MDZ011-042000-
Southern Baltimore-
Including the city of Baltimore
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 30 50 0
Chance of Thunder (%) 30 40 0
Temp (24h trend) 86 (+7) 62 (+2) 88
RH % (24h trend) 44 (-2) 100 (+10) 46
Wind 20ft/early(mph) S 7 G19 S 8 G23 Lgt/Var
Wind 20ft/late(mph) S 14 G24 Lgt/Var S 8 G17
Precip Amount 0.12 0.18 0.00
Precip Duration 0 1
Precip Begin 3 PM Continuing
Precip End Continuing 12 AM
Mixing Hgt(ft-agl/msl)7200 6630
Transport Wnd (mph) S 21 SW 18
Vent Rate (kt-ft) 129600 106080
Max ADI Early 58 Gen Good 36 Fair 49 Gen Good
Max ADI Late 94 Good 6 Very Poor 123 Very Good
Max LVORI Early 6 7 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows in the upper 60s.
Highs in the upper 80s. Southwest winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. Showers likely. Not as warm. Lows around
60. Highs in the mid 70s. Northwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
$$
MDZ013-042000-
Prince Georges-
Including the cities of Bowie, Suitland-Silver Hill, Clinton,
College Park, Greenbelt, Laurel, and Camp Springs
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 40 0
Chance of Thunder (%) 0 40 0
Temp (24h trend) 86 (+6) 62 (+3) 88
RH % (24h trend) 44 (0) 100 (+9) 46
Wind 20ft/early(mph) S 7 G19 S 7 G19 Lgt/Var
Wind 20ft/late(mph) S 12 G21 Lgt/Var SW 8 G17
Precip Amount 0.00 0.11 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 11 PM
Mixing Hgt(ft-agl/msl)7280 6590
Transport Wnd (mph) SW 22 SW 21
Vent Rate (kt-ft) 138320 118620
Max ADI Early 68 Good 50 Gen Good 46 Gen Good
Max ADI Late 104 Very Good7 Poor 143 Very Good
Max LVORI Early 5 7 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows around 70. Highs
in the upper 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Showers likely. Not as warm. Lows around
60. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
$$
VAZ040-042000-
Rappahannock-
Including the city of Washington
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 84 (+4) 58 (+2) 87
RH % (24h trend) 49 (+3) 100 (+11) 48
Wind 20ft/early(mph) S 5 G17 SW 5 G19 Lgt/Var
Wind 20ft/late(mph) SW 10 G21 Lgt/Var SW 6 G17
Precip Amount 0.06 0.04 0.00
Precip Duration 2 1
Precip Begin 1 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5420 6250
Transport Wnd (mph) SW 20 SW 18
Vent Rate (kt-ft) 92140 100000
Max ADI Early 56 Gen Good 37 Fair 49 Gen Good
Max ADI Late 117 Very Good4 Very Poor 126 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows around 50. Highs in the lower 70s.
North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows around 50. Highs in the mid 70s.
Northeast winds around 5 mph.
$$
DCZ001-042000-
District of Columbia-
Including the city of Washington
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 40 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 87 (+5) 63 (+2) 89
RH % (24h trend) 43 (+2) 100 (+14) 44
Wind 20ft/early(mph) S 8 G19 S 7 G19 Lgt/Var
Wind 20ft/late(mph) S 12 G21 Lgt/Var SW 9 G18
Precip Amount 0.14 0.13 0.00
Precip Duration 0 1
Precip Begin 3 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)7170 6760
Transport Wnd (mph) SW 22 SW 20
Vent Rate (kt-ft) 136230 114920
Max ADI Early 67 Good 52 Gen Good 59 Gen Good
Max ADI Late 101 Very Good7 Poor 142 Very Good
Max LVORI Early 5 6 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows around 70. Highs
around 90. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Showers likely. Not as warm. Lows in the
lower 60s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
upper 70s. Northeast winds around 5 mph.
$$
VAZ504-042000-
Eastern Highland-
Including the city of Monterey
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 50 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 76 (+2) 55 (+3) 82
RH % (24h trend) 60 (+9) 100 (+3) 49
Wind 20ft/early(mph) SW 6 G21 SW 6 G20 SW 6 G18
Wind 20ft/late(mph) SW 10 G23 SW 5 SW 8 G19
Precip Amount 0.20 0.10 0.00
Precip Duration 4 1
Precip Begin 11 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)4250 5910
Transport Wnd (mph) SW 21 W 20
Vent Rate (kt-ft) 76500 100470
Max ADI Early 54 Gen Good 38 Fair 69 Good
Max ADI Late 62 Good 6 Very Poor 123 Very Good
Max LVORI Early 6 9 9
Max LVORI Late 3 9 2
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows around 60. Highs in the upper 70s. West winds
10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
50s. Highs in the upper 60s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs around 70.
East winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 40s. Highs in the
lower 70s. Northeast winds around 5 mph.
$$
VAZ027-042000-
Shenandoah-
Including the cities of Strasburg, Woodstock, Mount Jackson,
and New Market
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 83 (+4) 57 (+2) 87
RH % (24h trend) 46 (+4) 100 (+11) 42
Wind 20ft/early(mph) SW 6 G18 SW 6 G19 Lgt/Var
Wind 20ft/late(mph) SW 10 G21 Lgt/Var SW 6 G17
Precip Amount 0.12 0.07 0.00
Precip Duration 2 1
Precip Begin 12 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5470 6850
Transport Wnd (mph) SW 20 SW 17
Vent Rate (kt-ft) 92990 102750
Max ADI Early 68 Good 28 Fair 52 Gen Good
Max ADI Late 101 Very Good4 Very Poor 127 Very Good
Max LVORI Early 5 8 8
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 80s.
Southwest winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
VAZ505-042000-
Western Loudoun-
Including the city of Purcellville
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 86 (+5) 60 (+4) 87
RH % (24h trend) 44 (+2) 100 (+15) 44
Wind 20ft/early(mph) S 8 G18 SW 6 G17 Lgt/Var
Wind 20ft/late(mph) SW 12 G23 Lgt/Var SW 9 G17
Precip Amount 0.09 0.06 0.00
Precip Duration 2 1
Precip Begin 1 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)5880 6220
Transport Wnd (mph) SW 20 SW 18
Vent Rate (kt-ft) 99960 99520
Max ADI Early 48 Gen Good 14 Gen Poor 44 Gen Good
Max ADI Late 85 Good 4 Very Poor 120 Very Good
Max LVORI Early 5 8 9
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the mid 70s. Northwest winds 10 to
15 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 70s.
Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows around 50. Highs in the mid 70s.
Northeast winds around 5 mph.
$$
VAZ028-042000-
Frederick VA-
Including the city of Winchester
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 50 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 83 (+3) 57 (+1) 86
RH % (24h trend) 46 (+4) 100 (+16) 43
Wind 20ft/early(mph) S 6 G17 SW 5 Lgt/Var
Wind 20ft/late(mph) SW 10 G20 Lgt/Var SW 7
Precip Amount 0.15 0.08 0.00
Precip Duration 3 1
Precip Begin 12 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5770 6840
Transport Wnd (mph) SW 18 SW 18
Vent Rate (kt-ft) 92320 109440
Max ADI Early 69 Good 14 Gen Poor 50 Gen Good
Max ADI Late 97 Good 3 Very Poor 128 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the lower 80s. Southwest winds
10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
VAZ025-042000-
Augusta-
Including the cities of Staunton, Waynesboro, and Stuarts Draft
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 81 (+4) 56 (+2) 85
RH % (24h trend) 50 (+3) 100 (+8) 45
Wind 20ft/early(mph) SW 6 G20 SW 7 G20 SW 6 G18
Wind 20ft/late(mph) SW 11 G23 Lgt/Var SW 9 G19
Precip Amount 0.20 0.11 0.00
Precip Duration 3 1
Precip Begin 12 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5180 6150
Transport Wnd (mph) SW 21 SW 20
Vent Rate (kt-ft) 93240 104550
Max ADI Early 67 Good 29 Fair 75 Good
Max ADI Late 83 Good 5 Very Poor 125 Very Good
Max LVORI Early 6 7 9
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 80s.
Southwest winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the lower 70s. Northwest winds 10 to
15 mph.
.MONDAY...Partly cloudy. Lows in the upper 40s. Highs around 70.
North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s. Northeast winds 5 to 10 mph.
$$
VAZ502-042000-
Southern Fauquier-
Including the city of Turnbull
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 50 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 86 (+4) 60 (+4) 89
RH % (24h trend) 45 (+2) 100 (+14) 44
Wind 20ft/early(mph) S 7 G18 SW 6 G19 Lgt/Var
Wind 20ft/late(mph) SW 12 G23 Lgt/Var SW 8 G18
Precip Amount 0.13 0.09 0.00
Precip Duration 1 1
Precip Begin 2 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)6700 6400
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 113900 108800
Max ADI Early 52 Gen Good 32 Fair 52 Gen Good
Max ADI Late 91 Good 4 Very Poor 134 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the mid 70s. North winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid
70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Northeast winds around 5 mph.
$$
VAZ026-042000-
Rockingham-
Including the city of Harrisonburg
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 82 (+5) 56 (+2) 86
RH % (24h trend) 50 (+4) 100 (+7) 44
Wind 20ft/early(mph) SW 7 G20 SW 7 G21 SW 5 G18
Wind 20ft/late(mph) SW 12 G24 Lgt/Var SW 9 G19
Precip Amount 0.11 0.07 0.00
Precip Duration 3 1
Precip Begin 11 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5420 6650
Transport Wnd (mph) SW 21 SW 18
Vent Rate (kt-ft) 97560 106400
Max ADI Early 65 Good 25 Fair 67 Good
Max ADI Late 83 Good 5 Very Poor 129 Very Good
Max LVORI Early 6 8 9
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 80s.
Southwest winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs around 70.
North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s. Northeast winds around 5 mph.
$$
VAZ503-042000-
Western Highland-
Including the city of Hightown
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 40 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 71 (+1) 53 (+2) 78
RH % (24h trend) 64 (+11) 100 (+4) 50
Wind 20ft/early(mph) SW 8 G23 SW 8 G21 SW 8 G20
Wind 20ft/late(mph) SW 11 G24 SW 6 G17 SW 9 G20
Precip Amount 0.15 0.06 0.00
Precip Duration 4 1
Precip Begin 10 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)3870 5610
Transport Wnd (mph) SW 21 W 21
Vent Rate (kt-ft) 69660 100980
Max ADI Early 50 Gen Good 43 Gen Good 66 Good
Max ADI Late 55 Gen Good 9 Poor 122 Very Good
Max LVORI Early 6 8 8
Max LVORI Late 4 8 2
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 50s. Highs in the lower 70s.
West winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
40s. Highs in the mid 60s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
60s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 60s. East winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 40s. Highs in the
upper 60s. Northeast winds around 5 mph.
$$
VAZ508-042000-
Central Virginia Blue Ridge-
Including the city of Wintergreen
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 40 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 79 (+6) 57 (+1) 83
RH % (24h trend) 50 (+3) 98 (+14) 45
Wind 20ft/early(mph) SW 7 G19 SW 8 G20 SW 6 G18
Wind 20ft/late(mph) SW 11 G23 SW 7 SW 9 G19
Precip Amount 0.14 0.11 0.00
Precip Duration 2 1
Precip Begin 1 PM Continuing
Precip End Continuing 9 PM
Mixing Hgt(ft-agl/msl)4840 5490
Transport Wnd (mph) SW 20 SW 17
Vent Rate (kt-ft) 82280 82350
Max ADI Early 64 Good 20 Gen Poor 58 Gen Good
Max ADI Late 88 Good 6 Very Poor 104 Very Good
Max LVORI Early 5 6 6
Max LVORI Late 3 6 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs around 80. Southwest
winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Cooler. Lows in the
mid 50s. Highs in the upper 60s. North winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 40s. Highs in the
upper 60s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
VAZ506-042000-
Eastern Loudoun-
Including the cities of Leesburg, Ashburn, and Sterling
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 85 (+4) 61 (+4) 88
RH % (24h trend) 45 (+3) 100 (+15) 46
Wind 20ft/early(mph) S 8 G19 S 7 G19 Lgt/Var
Wind 20ft/late(mph) S 13 G23 Lgt/Var SW 9 G17
Precip Amount 0.10 0.06 0.00
Precip Duration 1 2
Precip Begin 2 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)6130 6280
Transport Wnd (mph) SW 21 SW 18
Vent Rate (kt-ft) 110340 100480
Max ADI Early 50 Gen Good 30 Fair 45 Gen Good
Max ADI Late 86 Good 5 Very Poor 129 Very Good
Max LVORI Early 4 9 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 60s. Highs in the upper 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the upper 50s. Highs in the mid 70s. Northwest winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
VAZ507-042000-
Northern Virginia Blue Ridge-
Including the city of Big Meadows
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 50 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 79 (+5) 56 (+1) 83
RH % (24h trend) 50 (-2) 100 (+15) 48
Wind 20ft/early(mph) SW 8 G21 SW 9 G23 SW 7 G18
Wind 20ft/late(mph) SW 12 G24 SW 7 G18 SW 9 G20
Precip Amount 0.09 0.06 0.00
Precip Duration 2 1
Precip Begin 1 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)4880 5410
Transport Wnd (mph) SW 20 SW 20
Vent Rate (kt-ft) 82960 91970
Max ADI Early 53 Gen Good 25 Fair 51 Gen Good
Max ADI Late 76 Good 7 Poor 109 Very Good
Max LVORI Early 5 7 8
Max LVORI Late 3 8 2
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 70s.
Southwest winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Cooler. Lows in the
mid 50s. Highs in the upper 60s. Northwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 40s. Highs in the
upper 60s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
VAZ501-042000-
Northern Fauquier-
Including the city of Warrenton
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 85 (+5) 59 (+4) 88
RH % (24h trend) 46 (+3) 100 (+12) 45
Wind 20ft/early(mph) S 7 G19 S 6 G18 Lgt/Var
Wind 20ft/late(mph) S 11 G23 Lgt/Var SW 8 G18
Precip Amount 0.05 0.04 0.00
Precip Duration 2 1
Precip Begin 2 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5580 6070
Transport Wnd (mph) SW 20 SW 18
Vent Rate (kt-ft) 94860 97120
Max ADI Early 49 Gen Good 19 Gen Poor 45 Gen Good
Max ADI Late 83 Good 4 Very Poor 123 Very Good
Max LVORI Early 5 8 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows around 50. Highs in the lower 70s.
North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
VAZ029-042000-
Page-
Including the cities of Luray, Shenandoah, and Stanley
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 84 (+4) 58 (+2) 88
RH % (24h trend) 47 (+3) 100 (+13) 45
Wind 20ft/early(mph) SW 7 G18 SW 6 G20 Lgt/Var
Wind 20ft/late(mph) SW 11 G23 Lgt/Var SW 7 G18
Precip Amount 0.08 0.05 0.00
Precip Duration 2 1
Precip Begin 1 PM Continuing
Precip End Continuing 9 PM
Mixing Hgt(ft-agl/msl)5650 6060
Transport Wnd (mph) SW 21 SW 18
Vent Rate (kt-ft) 101700 96960
Max ADI Early 71 Good 31 Fair 61 Good
Max ADI Late 97 Good 5 Very Poor 126 Very Good
Max LVORI Early 5 7 9
Max LVORI Late 1 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. North winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
WVZ506-042000-
Eastern Pendleton-
Including the cities of Brandywine, Franklin, Oak Flat, Ruddle,
and Sugar Grove
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 50 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 77 (+1) 56 (+3) 84
RH % (24h trend) 53 (+6) 100 (+8) 43
Wind 20ft/early(mph) SW 8 G21 SW 6 G21 SW 6 G19
Wind 20ft/late(mph) SW 11 G23 SW 5 SW 9 G19
Precip Amount 0.09 0.05 0.00
Precip Duration 4 1
Precip Begin 11 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5050 6780
Transport Wnd (mph) SW 21 W 18
Vent Rate (kt-ft) 90900 108480
Max ADI Early 79 Good 33 Fair 83 Good
Max ADI Late 62 Good 5 Very Poor 132 Very Good
Max LVORI Early 5 8 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 70s.
Southwest winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
50s. Highs in the upper 60s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. North winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 40s. Highs in the
lower 70s. East winds around 5 mph.
$$
VAZ031-042000-
Clarke-
Including the city of Berryville
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 60 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 84 (+3) 59 (+2) 88
RH % (24h trend) 44 (+3) 100 (+16) 43
Wind 20ft/early(mph) S 6 G17 S 5 G17 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 8
Precip Amount 0.14 0.08 0.00
Precip Duration 3 1
Precip Begin 1 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5930 6850
Transport Wnd (mph) SW 20 SW 17
Vent Rate (kt-ft) 100810 102750
Max ADI Early 68 Good 12 Poor 53 Gen Good
Max ADI Late 113 Very Good4 Very Poor 126 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 70s.
Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
WVZ053-042000-
Jefferson-
Including the cities of Charles Town and Shepherdstown
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 50 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 84 (+2) 59 (+2) 88
RH % (24h trend) 44 (+5) 100 (+18) 41
Wind 20ft/early(mph) S 6 G17 S 5 Lgt/Var
Wind 20ft/late(mph) SW 11 G21 Lgt/Var SW 8
Precip Amount 0.17 0.09 0.00
Precip Duration 2 1
Precip Begin 12 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)5980 6890
Transport Wnd (mph) SW 20 SW 18
Vent Rate (kt-ft) 101660 110240
Max ADI Early 67 Good 9 Poor 51 Gen Good
Max ADI Late 86 Good 3 Very Poor 133 Very Good
Max LVORI Early 4 9 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the mid 70s. Northwest winds 10 to 15 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 70s.
Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 70s. Northeast winds around 5 mph.
$$
VAZ030-042000-
Warren-
Including the city of Front Royal
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 60 0
Chance of Thunder (%) 40 40 0
Temp (24h trend) 83 (+3) 58 (0) 88
RH % (24h trend) 44 (+2) 100 (+18) 42
Wind 20ft/early(mph) S 6 G18 SW 6 G18 Lgt/Var
Wind 20ft/late(mph) SW 10 G21 Lgt/Var SW 6 G17
Precip Amount 0.07 0.04 0.00
Precip Duration 2 1
Precip Begin 12 PM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)6120 6420
Transport Wnd (mph) SW 20 SW 17
Vent Rate (kt-ft) 104040 96300
Max ADI Early 74 Good 21 Fair 58 Gen Good
Max ADI Late 128 Very Good4 Very Poor 121 Very Good
Max LVORI Early 4 7 9
Max LVORI Late 2 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Not as warm. Lows
in the mid 50s. Highs in the lower 70s. Northwest winds 10 to
15 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 70s.
Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
WVZ052-042000-
Berkeley-
Including the city of Martinsburg
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 50 0
Chance of Thunder (%) 50 40 0
Temp (24h trend) 84 (+2) 58 (+2) 87
RH % (24h trend) 45 (+7) 100 (+17) 42
Wind 20ft/early(mph) S 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) SW 9 G20 Lgt/Var SW 7
Precip Amount 0.16 0.08 0.00
Precip Duration 3 1
Precip Begin 12 PM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)6070 6990
Transport Wnd (mph) SW 17 SW 18
Vent Rate (kt-ft) 91050 111840
Max ADI Early 58 Gen Good 8 Poor 45 Gen Good
Max ADI Late 112 Very Good3 Very Poor 136 Very Good
Max LVORI Early 4 9 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 80s.
Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the mid 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 70s.
Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
WVZ051-042000-
Morgan-
Including the city of Paw Paw
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 50 0
Chance of Thunder (%) 50 30 0
Temp (24h trend) 82 (+1) 57 (0) 86
RH % (24h trend) 50 (+11) 100 (+16) 43
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) SW 8 G18 Lgt/Var SW 5
Precip Amount 0.11 0.05 0.00
Precip Duration 3 1
Precip Begin 11 AM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)5200 6930
Transport Wnd (mph) SW 15 SW 20
Vent Rate (kt-ft) 67600 117810
Max ADI Early 66 Good 13 Gen Poor 56 Gen Good
Max ADI Late 88 Good 3 Very Poor 157 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 70s.
West winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
50s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Northeast winds around 5 mph.
$$
WVZ050-042000-
Hampshire-
Including the city of Romney
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 90 40 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 80 (0) 56 (0) 85
RH % (24h trend) 50 (+10) 100 (+16) 41
Wind 20ft/early(mph) S 5 G18 Lgt/Var Lgt/Var
Wind 20ft/late(mph) SW 9 G20 Lgt/Var SW 7
Precip Amount 0.08 0.04 0.00
Precip Duration 3 1
Precip Begin 11 AM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)5240 6840
Transport Wnd (mph) SW 17 W 18
Vent Rate (kt-ft) 78600 109440
Max ADI Early 87 Good 15 Gen Poor 64 Good
Max ADI Late 84 Good 3 Very Poor 134 Very Good
Max LVORI Early 5 9 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 70s.
West winds 10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs in the lower 70s. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs around 70.
Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. East winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
mid 70s. Southeast winds around 5 mph.
$$
WVZ055-042000-
Hardy-
Including the city of Moorefield
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 80 40 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 80 (+2) 55 (-1) 85
RH % (24h trend) 52 (+9) 100 (+15) 42
Wind 20ft/early(mph) SW 7 G19 SW 5 G19 SW 5
Wind 20ft/late(mph) SW 9 G20 Lgt/Var SW 7 G17
Precip Amount 0.10 0.06 0.00
Precip Duration 4 1
Precip Begin 11 AM Continuing
Precip End Continuing 11 PM
Mixing Hgt(ft-agl/msl)4780 6970
Transport Wnd (mph) SW 18 W 18
Vent Rate (kt-ft) 76480 111520
Max ADI Early 82 Good 20 Gen Poor 69 Good
Max ADI Late 71 Good 4 Very Poor 129 Very Good
Max LVORI Early 5 7 9
Max LVORI Late 3 9 1
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 70s. Southwest winds
10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs around 70. Northwest winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the upper
60s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. Southeast winds around 5 mph.
$$
MDZ509-042000-
Western Garrett-
Including the cities of Mountain Lake Park and Oakland
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Mcldy Pcldy
Precip Type Tstms Tstms None
Chance Precip (%) 90 50 0
Chance of Thunder (%) 50 30 0
Temp (24h trend) 72 (-3) 56 (+3) 78
RH % (24h trend) 73 (+25) 100 (+6) 54
Wind 20ft/early(mph) SW 8 G23 SW 6 G19 SW 8 G20
Wind 20ft/late(mph) SW 10 G23 SW 5 SW 10 G20
Precip Amount 0.17 0.12 0.00
Precip Duration 5 1
Precip Begin 8 AM Continuing
Precip End Continuing 1 AM
Mixing Hgt(ft-agl/msl)3020 4590
Transport Wnd (mph) SW 18 W 23
Vent Rate (kt-ft) 48320 91800
Max ADI Early 40 Fair 38 Fair 74 Good
Max ADI Late 50 Gen Good 8 Poor 118 Very Good
Max LVORI Early 5 7 8
Max LVORI Late 4 8 3
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows around 60. Highs in the upper 60s. West winds
5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
40s. Highs in the mid 60s. West winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
60s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs around 70.
Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. East winds around 5 mph.
$$
MDZ510-042000-
Eastern Garrett-
Including the city of Grantsville
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Pcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 90 40 0
Chance of Thunder (%) 40 30 0
Temp (24h trend) 74 (-1) 55 (+1) 80
RH % (24h trend) 64 (+19) 100 (+10) 48
Wind 20ft/early(mph) SW 8 G21 SW 6 G19 SW 7 G19
Wind 20ft/late(mph) SW 11 G23 Lgt/Var SW 11 G20
Precip Amount 0.09 0.07 0.00
Precip Duration 4 1
Precip Begin 10 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt(ft-agl/msl)3420 4720
Transport Wnd (mph) SW 20 W 22
Vent Rate (kt-ft) 58140 89680
Max ADI Early 52 Gen Good 30 Fair 91 Good
Max ADI Late 48 Gen Good 8 Poor 100 Good
Max LVORI Early 5 8 8
Max LVORI Late 3 8 2
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs around 70. West winds
5 to 10 mph.
.SUNDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid
60s. West winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
60s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. Southeast winds around 5 mph.
$$
MDZ008-VAZ526-042000-
Cecil-Northwest Prince William-
Including the cities of Elkton and Haymarket
153 AM EDT Thu Sep 4 2025
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Precip Type None Tstms None
Chance Precip (%) 0 50 0
Chance of Thunder (%) 0 30 0
Temp (24h trend) 84 (+5) 61 (+3) 86
RH % (24h trend) 48 (0) 100 (+3) 51
Wind 20ft/early(mph) S 7 G20 S 8 G24 Lgt/Var
Wind 20ft/late(mph) S 13 G24 Lgt/Var SW 8 G17
Precip Amount 0.00 0.21 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 1 AM
Mixing Hgt(ft-agl/msl)6040 5330
Transport Wnd (mph) S 23 SW 20
Vent Rate (kt-ft) 120800 90610
Max ADI Early 63 Good 51 Gen Good 43 Gen Good
Max ADI Late 99 Good 5 Very Poor 102 Very Good
Max LVORI Early 7 6 8
Max LVORI Late 1 9 2
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Showers likely. Lows in the upper 60s.
Highs in the mid 80s. Southwest winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. Showers likely. Not as warm. Lows in the
upper 50s. Highs in the lower 70s. Northwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Northeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Northeast winds 5 to 10 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures below normal. Precipitation below normal.
$$