Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
249
FNUS51 KLWX 181753
FWFLWX
Fire Weather Planning Forecast FOR W and CTL MD...E WV...N VA...DC
National Weather Service Baltimore MD/Washington DC
152 PM EDT Mon Aug 18 2025
.DISCUSSION...
A front will stall to the south of the area through mid- week.
Persistent easterly onshore flow will lead to cloudy and cool
conditions along with the potential for showers. Weak high
pressure returns over the region by late in the week.
VAZ054-190800-
Arlington/Falls Church/Alexandria-
Including the cities of Arlington, Alexandria, and Falls Church
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 30 30 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 66 (-7) 74 (-2) 67 81
RH % (24h trend) 97 (+7) 83 (+7) 100 77
Wind 20ft/early(mph) NE 8 G17 NE 8 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 E 9 Lgt/Var E 7
Precip Amount 0.04 0.10 0.04 0.00
Precip Duration 1 2 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 3020 5310
Transport Wnd (mph) E 13 E 8
Vent Rate (kt-ft) 33220 37170
Max ADI Early 35 Fair 41 Gen Good 24 Fair 23 Fair
Max ADI Late 9 Poor 40 Fair 7 Poor 48 Gen Good
Max LVORI Early 5 6 7 8
Max LVORI Late 6 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the upper 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
VAZ055-190800-
Stafford-
Including the city of Falmouth
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 30 30 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 66 (-6) 74 (-4) 66 81
RH % (24h trend) 100 (+5) 86 (+9) 100 75
Wind 20ft/early(mph) NE 6 NE 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 6 Lgt/Var E 6
Precip Amount 0.08 0.24 0.10 0.00
Precip Duration 1 2 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2370 5210
Transport Wnd (mph) NE 10 E 8
Vent Rate (kt-ft) 21330 36470
Max ADI Early 31 Fair 27 Fair 18 Gen Poor 19 Gen Poor
Max ADI Late 5 Very Poor 28 Fair 4 Very Poor 43 Gen Good
Max LVORI Early 6 6 9 9
Max LVORI Late 8 5 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. North winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Northwest winds around 5 mph.
$$
VAZ056-190800-
Spotsylvania-
Including the city of Fredericksburg
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 20 30 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 65 (-7) 74 (-4) 65 81
RH % (24h trend) 100 (+4) 87 (+9) 100 76
Wind 20ft/early(mph) NE 5 G17 NE 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 5 Lgt/Var NE 5
Precip Amount 0.08 0.17 0.04 0.00
Precip Duration 1 1 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 6 PM
Mixing Hgt(ft-agl/msl) 2450 5150
Transport Wnd (mph) NE 8 E 8
Vent Rate (kt-ft) 17150 36050
Max ADI Early 35 Fair 25 Fair 17 Gen Poor 20 Gen Poor
Max ADI Late 5 Very Poor 26 Fair 3 Very Poor 51 Gen Good
Max LVORI Early 8 7 10 9
Max LVORI Late 9 5 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. North winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 60s. Highs in the lower
80s. West winds around 5 mph.
$$
VAZ057-190800-
King George-
Including the city of Dahlgren
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 40 50 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 68 (-6) 74 (-4) 67 81
RH % (24h trend) 100 (+4) 88 (+7) 100 75
Wind 20ft/early(mph) NE 7 G17 NE 6 NE 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 7 Lgt/Var E 6
Precip Amount 0.11 0.21 0.07 0.01
Precip Duration 2 2 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 6 PM
Mixing Hgt(ft-agl/msl) 2300 5030
Transport Wnd (mph) NE 12 E 9
Vent Rate (kt-ft) 23000 40240
Max ADI Early 35 Fair 31 Fair 18 Gen Poor 24 Fair
Max ADI Late 8 Poor 31 Fair 4 Very Poor 50 Gen Good
Max LVORI Early 8 8 9 9
Max LVORI Late 8 5 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs around
80. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Northwest winds 5 to 10 mph.
$$
WVZ502-190800-
Eastern Grant-
Including the city of Petersburg
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 10 50
Chance of Thunder (%) 0 0 0 30
Temp (24h trend) 62 (-6) 81 (+2) 62 82
RH % (24h trend) 100 (+2) 66 (-3) 100 69
Wind 20ft/early(mph) Lgt/Var Lgt/Var SE 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.03
Precip Duration 1 1
Precip Begin 6 PM 8 AM
Precip End 2 AM Continuing
Mixing Hgt(ft-agl/msl) 3700 4450
Transport Wnd (mph) SE 7 SE 5
Vent Rate (kt-ft) 22200 17800
Max ADI Early 20 Gen Poor 12 Poor 22 Fair 15 Gen Poor
Max ADI Late 3 Very Poor 25 Fair 3 Very Poor 22 Fair
Max LVORI Early 7 8 8 9
Max LVORI Late 8 4 8 3
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows around 60. Highs in the mid 80s.
Southeast winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. West winds 5 to 10 mph.
$$
WVZ503-190800-
Western Mineral-
Including the city of Elk Garden
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 50
Chance of Thunder (%) 0 0 0 30
Temp (24h trend) 59 (-7) 76 (+1) 60 78
RH % (24h trend) 100 (+2) 71 (+1) 100 71
Wind 20ft/early(mph) E 5 E 5 E 6 Lgt/Var
Wind 20ft/late(mph) E 5 E 6 SE 5 SE 5
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 0 2
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 2220 3910
Transport Wnd (mph) E 9 SE 6
Vent Rate (kt-ft) 17760 19550
Max ADI Early 18 Gen Poor 10 Poor 22 Fair 11 Poor
Max ADI Late 6 Very Poor 23 Fair 5 Very Poor 21 Fair
Max LVORI Early 6 9 6 8
Max LVORI Late 8 5 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. East winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the upper 50s. Highs in the lower
80s. Southeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. West winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
70s. West winds 5 to 10 mph.
$$
WVZ504-190800-
Eastern Mineral-
Including the cities of Antioch, Keyser, New Creek, Ridgeville,
Russelldale, Headsville, and Fort Ashby
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Mcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 50
Chance of Thunder (%) 0 0 0 30
Temp (24h trend) 62 (-7) 77 (-2) 62 80
RH % (24h trend) 100 (+4) 68 (+3) 100 70
Wind 20ft/early(mph) E 5 Lgt/Var E 6 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1 2
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 2910 4670
Transport Wnd (mph) SE 8 SE 6
Vent Rate (kt-ft) 20370 23350
Max ADI Early 23 Fair 15 Gen Poor 28 Fair 13 Gen Poor
Max ADI Late 4 Very Poor 24 Fair 3 Very Poor 23 Fair
Max LVORI Early 6 9 7 10
Max LVORI Late 8 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs around 80. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Southeast winds around 5 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. West winds 5 to 10 mph.
$$
WVZ505-190800-
Western Pendleton-
Including the city of Riverton
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers None None Tstms
Chance Precip (%) 20 0 0 50
Chance of Thunder (%) 0 0 0 40
Temp (24h trend) 58 (-6) 77 (+4) 59 79
RH % (24h trend) 100 (+1) 67 (-8) 100 72
Wind 20ft/early(mph) Lgt/Var Lgt/Var SE 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var SE 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.07
Precip Duration 0 1
Precip Begin 6 PM 8 AM
Precip End 8 PM Continuing
Mixing Hgt(ft-agl/msl) 3910 4330
Transport Wnd (mph) S 7 SE 5
Vent Rate (kt-ft) 23460 17320
Max ADI Early 17 Gen Poor 10 Poor 23 Fair 15 Gen Poor
Max ADI Late 5 Very Poor 25 Fair 6 Very Poor 19 Gen Poor
Max LVORI Early 8 8 9 8
Max LVORI Late 8 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Southeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows around 60. Highs in the mid 70s. Southwest winds 10 to
15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows around 60.
Highs in the lower 70s. West winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper
60s. West winds 5 to 10 mph.
$$
WVZ501-190800-
Western Grant-
Including the cities of Bayard and Mount Storm
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers None None Tstms
Chance Precip (%) 20 0 0 50
Chance of Thunder (%) 0 0 0 40
Temp (24h trend) 58 (-7) 76 (+2) 59 78
RH % (24h trend) 100 (+2) 71 (-5) 100 75
Wind 20ft/early(mph) E 5 Lgt/Var SE 6 G17 Lgt/Var
Wind 20ft/late(mph) SE 5 SE 5 SE 5 G17 Lgt/Var
Precip Amount 0.00 0.00 0.00 0.04
Precip Duration 0 2
Precip Begin 6 PM 6 AM
Precip End 8 PM Continuing
Mixing Hgt(ft-agl/msl) 3090 3700
Transport Wnd (mph) SE 8 SE 6
Vent Rate (kt-ft) 21630 18500
Max ADI Early 15 Gen Poor 10 Poor 21 Fair 13 Gen Poor
Max ADI Late 6 Very Poor 24 Fair 6 Very Poor 19 Gen Poor
Max LVORI Early 7 9 8 9
Max LVORI Late 8 5 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. East winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Southeast winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows around 60. Highs in the upper 70s. Southwest winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. West winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. West winds 5 to 10 mph.
$$
MDZ507-190800-
Northwest Harford-
Including the city of Jarrettsville
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 20 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (-8) 73 (-1) 62 78
RH % (24h trend) 97 (-2) 78 (+2) 99 80
Wind 20ft/early(mph) NE 6 E 6 E 5 Lgt/Var
Wind 20ft/late(mph) E 5 E 7 Lgt/Var E 7
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration 1 1 1 1
Precip Begin 9 PM Continuing 7 PM Continuing
Precip End Continuing 5 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2940 4190
Transport Wnd (mph) E 12 E 8
Vent Rate (kt-ft) 29400 29330
Max ADI Early 26 Fair 44 Gen Good 28 Fair 25 Fair
Max ADI Late 8 Poor 43 Gen Good 8 Poor 39 Fair
Max LVORI Early 6 6 6 8
Max LVORI Late 6 4 7 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the lower 60s. Highs around
80. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. North winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. West winds around 5 mph.
$$
MDZ506-190800-
Central and Southeast Howard-
Including the cities of Columbia and Ellicott City
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 20 20 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 63 (-9) 72 (-3) 64 78
RH % (24h trend) 100 (+3) 83 (+5) 100 81
Wind 20ft/early(mph) NE 7 NE 7 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 E 8 G17 Lgt/Var E 7
Precip Amount 0.01 0.02 0.02 0.00
Precip Duration 1 1 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2820 4850
Transport Wnd (mph) E 14 E 9
Vent Rate (kt-ft) 33840 38800
Max ADI Early 35 Fair 42 Gen Good 25 Fair 19 Gen Poor
Max ADI Late 9 Poor 42 Gen Good 8 Poor 49 Gen Good
Max LVORI Early 6 6 8 9
Max LVORI Late 6 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
MDZ508-190800-
Southeast Harford-
Including the city of Aberdeen
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 30 20 30 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (-8) 74 (-1) 63 80
RH % (24h trend) 97 (-3) 73 (-1) 99 74
Wind 20ft/early(mph) NE 7 G18 E 7 E 6 E 5
Wind 20ft/late(mph) NE 6 E 8 Lgt/Var E 7
Precip Amount 0.00 0.00 0.01 0.00
Precip Duration 1 1 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 3160 4220
Transport Wnd (mph) E 15 E 9
Vent Rate (kt-ft) 41080 33760
Max ADI Early 36 Fair 51 Gen Good 29 Fair 27 Fair
Max ADI Late 10 Poor 50 Gen Good 8 Poor 38 Fair
Max LVORI Early 5 5 6 7
Max LVORI Late 6 3 7 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. North winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the lower 80s. South winds 10 to 15 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
MDZ501-190800-
Extreme Western Allegany-
Including the city of Frostburg
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 50
Chance of Thunder (%) 0 0 0 30
Temp (24h trend) 61 (-6) 75 (-2) 61 78
RH % (24h trend) 100 (+5) 72 (+6) 100 73
Wind 20ft/early(mph) E 6 SE 5 SE 7 Lgt/Var
Wind 20ft/late(mph) E 5 SE 6 SE 5 SE 5
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1 2
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 2230 3890
Transport Wnd (mph) SE 8 SE 7
Vent Rate (kt-ft) 15610 23340
Max ADI Early 20 Gen Poor 11 Poor 22 Fair 12 Poor
Max ADI Late 5 Very Poor 20 Gen Poor 5 Very Poor 24 Fair
Max LVORI Early 7 7 8 9
Max LVORI Late 8 5 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows around 60. Highs in the lower 80s.
Southeast winds around 5 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. South winds around
5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. West winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. West winds 5 to 10 mph.
$$
MDZ503-190800-
Northwest Montgomery-
Including the cities of Germantown and Damascus
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 20 20 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 64 (-6) 73 (-2) 64 80
RH % (24h trend) 99 (+1) 83 (+6) 100 81
Wind 20ft/early(mph) NE 6 NE 6 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 E 7 Lgt/Var E 6
Precip Amount 0.01 0.01 0.02 0.01
Precip Duration 0 1 2 1
Precip Begin 2 AM Continuing 7 PM Continuing
Precip End Continuing 12 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 3160 4740
Transport Wnd (mph) E 12 E 8
Vent Rate (kt-ft) 31600 33180
Max ADI Early 32 Fair 36 Fair 24 Fair 22 Fair
Max ADI Late 8 Poor 35 Fair 6 Very Poor 42 Gen Good
Max LVORI Early 6 6 8 9
Max LVORI Late 6 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
MDZ502-190800-
Central and Eastern Allegany-
Including the city of Cumberland
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Mcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 62 (-8) 76 (-2) 62 78
RH % (24h trend) 100 (+4) 68 (+4) 100 71
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1 2
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 3060 4330
Transport Wnd (mph) SE 8 SE 7
Vent Rate (kt-ft) 21420 25980
Max ADI Early 31 Fair 17 Gen Poor 29 Fair 20 Gen Poor
Max ADI Late 3 Very Poor 25 Fair 3 Very Poor 31 Fair
Max LVORI Early 6 8 7 10
Max LVORI Late 8 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs around 80. Northeast winds around 5 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. East winds around 5 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. South winds around
5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. West winds 5 to 10 mph.
$$
MDZ505-190800-
Northwest Howard-
Including the city of Lisbon
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 20 20 20 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 63 (-7) 72 (-2) 64 78
RH % (24h trend) 99 (+2) 83 (+3) 100 84
Wind 20ft/early(mph) NE 6 E 6 E 5 Lgt/Var
Wind 20ft/late(mph) NE 5 E 7 Lgt/Var E 6
Precip Amount 0.00 0.01 0.01 0.00
Precip Duration 0 1 1 1
Precip Begin 3 AM Continuing 7 PM Continuing
Precip End Continuing 1 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 3010 4110
Transport Wnd (mph) E 13 E 8
Vent Rate (kt-ft) 33110 28770
Max ADI Early 29 Fair 41 Gen Good 24 Fair 21 Fair
Max ADI Late 8 Poor 42 Gen Good 8 Poor 39 Fair
Max LVORI Early 6 6 9 9
Max LVORI Late 6 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs around 80.
Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. West winds around 5 mph.
$$
MDZ504-190800-
Central and Southeast Montgomery-
Including the cities of Bethesda, Rockville, Gaithersburg,
and Silver Spring
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 20 20 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 64 (-7) 74 (-1) 64 80
RH % (24h trend) 100 (+4) 84 (+7) 100 81
Wind 20ft/early(mph) NE 7 NE 7 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 E 8 G17 Lgt/Var E 6
Precip Amount 0.01 0.04 0.02 0.00
Precip Duration 1 1 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2930 5040
Transport Wnd (mph) E 13 E 8
Vent Rate (kt-ft) 32230 35280
Max ADI Early 33 Fair 39 Fair 22 Fair 22 Fair
Max ADI Late 8 Poor 41 Gen Good 6 Very Poor 50 Gen Good
Max LVORI Early 6 6 8 9
Max LVORI Late 6 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
MDZ006-190800-
Northern Baltimore-
Including the cities of Reisterstown and Cockeysville
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 20 20 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 62 (-8) 73 (-2) 62 78
RH % (24h trend) 97 (+2) 78 (+2) 100 80
Wind 20ft/early(mph) NE 5 E 6 E 5 Lgt/Var
Wind 20ft/late(mph) E 5 E 6 Lgt/Var E 6
Precip Amount 0.00 0.01 0.00 0.01
Precip Duration 1 1 1 1
Precip Begin 9 PM Continuing 7 PM Continuing
Precip End Continuing 11 AM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2900 4210
Transport Wnd (mph) E 14 E 7
Vent Rate (kt-ft) 34800 25260
Max ADI Early 24 Fair 41 Gen Good 27 Fair 23 Fair
Max ADI Late 9 Poor 43 Gen Good 8 Poor 31 Fair
Max LVORI Early 6 6 6 8
Max LVORI Late 6 4 7 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs around 80.
Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
MDZ005-190800-
Carroll-
Including the cities of Eldersburg and Westminster
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None Showers Showers Tstms
Chance Precip (%) 0 20 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 62 (-8) 74 (-1) 63 77
RH % (24h trend) 98 (+5) 77 (+1) 100 81
Wind 20ft/early(mph) E 5 E 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 5 Lgt/Var E 5
Precip Amount 0.00 0.01 0.01 0.01
Precip Duration 0 1 1
Precip Begin 7 AM 7 PM Continuing
Precip End 10 AM Continuing Continuing
Mixing Hgt(ft-agl/msl) 3210 3750
Transport Wnd (mph) E 13 E 7
Vent Rate (kt-ft) 35310 22500
Max ADI Early 24 Fair 39 Fair 28 Fair 21 Fair
Max ADI Late 8 Poor 41 Gen Good 6 Very Poor 29 Fair
Max LVORI Early 6 6 7 8
Max LVORI Late 6 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs around 80.
Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. West winds around 5 mph.
$$
MDZ004-190800-
Frederick MD-
Including the cities of Frederick and Ballenger Creek
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None Showers Showers Tstms
Chance Precip (%) 0 20 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 62 (-8) 75 (-1) 62 80
RH % (24h trend) 98 (+3) 77 (+4) 100 80
Wind 20ft/early(mph) NE 5 NE 5 E 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 6 Lgt/Var E 5
Precip Amount 0.00 0.01 0.02 0.01
Precip Duration 0 1 1
Precip Begin 7 AM 7 PM Continuing
Precip End 3 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 3330 4260
Transport Wnd (mph) E 10 E 7
Vent Rate (kt-ft) 29970 25560
Max ADI Early 28 Fair 34 Fair 27 Fair 19 Gen Poor
Max ADI Late 6 Very Poor 34 Fair 4 Very Poor 37 Fair
Max LVORI Early 6 6 7 8
Max LVORI Late 6 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
MDZ003-190800-
Washington-
Including the city of Hagerstown
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 63 (-8) 76 (-2) 63 79
RH % (24h trend) 97 (+4) 74 (+6) 99 77
Wind 20ft/early(mph) E 6 Lgt/Var SE 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 6 Lgt/Var E 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration 1 2
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 3690 4110
Transport Wnd (mph) E 9 SE 7
Vent Rate (kt-ft) 29520 24660
Max ADI Early 31 Fair 29 Fair 30 Fair 21 Fair
Max ADI Late 5 Very Poor 32 Fair 4 Very Poor 27 Fair
Max LVORI Early 6 6 6 8
Max LVORI Late 6 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the mid 60s. Highs in the
upper 80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the mid 80s. Southwest winds 10 to
15 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds 5 to 10 mph.
$$
VAZ053-190800-
Fairfax-
Including the cities of Reston, Herndon, Annandale, Centreville,
Chantilly, McLean, and Franconia
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 30 30 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 66 (-7) 74 (-3) 66 81
RH % (24h trend) 98 (+6) 82 (+6) 100 78
Wind 20ft/early(mph) NE 7 G17 NE 7 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 E 8 Lgt/Var E 6
Precip Amount 0.04 0.08 0.05 0.00
Precip Duration 1 1 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2860 5240
Transport Wnd (mph) E 10 E 8
Vent Rate (kt-ft) 25740 36680
Max ADI Early 34 Fair 34 Fair 21 Fair 21 Fair
Max ADI Late 8 Poor 33 Fair 5 Very Poor 45 Gen Good
Max LVORI Early 5 6 8 9
Max LVORI Late 6 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
VAZ527-190800-
Central and Southeast Prince William/Manassas/Manassas Park-
Including the cities of Dale City, Manassas, Woodbridge,
Lake Ridge, and Montclair
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 30 30 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 66 (-6) 74 (-3) 65 81
RH % (24h trend) 100 (+4) 84 (+7) 100 75
Wind 20ft/early(mph) NE 6 NE 6 E 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 7 Lgt/Var E 6
Precip Amount 0.05 0.12 0.06 0.00
Precip Duration 1 1 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2510 5170
Transport Wnd (mph) NE 9 E 7
Vent Rate (kt-ft) 20080 31020
Max ADI Early 33 Fair 28 Fair 18 Gen Poor 18 Gen Poor
Max ADI Late 8 Poor 28 Fair 4 Very Poor 40 Fair
Max LVORI Early 6 6 9 9
Max LVORI Late 6 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 60s. Highs in the lower
80s. Northwest winds 5 to 10 mph.
$$
VAZ051-190800-
Culpeper-
Including the city of Culpeper
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 20 30 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (-8) 74 (-4) 64 81
RH % (24h trend) 100 (+3) 84 (+8) 100 77
Wind 20ft/early(mph) NE 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 5 Lgt/Var Lgt/Var
Precip Amount 0.03 0.07 0.02 0.00
Precip Duration 0 1 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2440 4900
Transport Wnd (mph) NE 8 E 7
Vent Rate (kt-ft) 17080 29400
Max ADI Early 39 Fair 23 Fair 18 Gen Poor 14 Gen Poor
Max ADI Late 5 Very Poor 25 Fair 2 Very Poor 40 Fair
Max LVORI Early 7 8 10 10
Max LVORI Late 8 5 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs in the
lower 80s. North winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the lower 60s. Highs in the
mid 80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds around 5 mph.
$$
VAZ050-190800-
Orange-
Including the cities of Orange and Gordonsville
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 20 30 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (-6) 74 (-4) 64 81
RH % (24h trend) 100 (+3) 85 (+9) 100 76
Wind 20ft/early(mph) NE 5 G17 N 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 5 Lgt/Var Lgt/Var
Precip Amount 0.03 0.04 0.02 0.00
Precip Duration 1 1 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2600 5090
Transport Wnd (mph) NE 7 E 7
Vent Rate (kt-ft) 15600 30540
Max ADI Early 43 Gen Good 22 Fair 20 Gen Poor 14 Gen Poor
Max ADI Late 5 Very Poor 24 Fair 2 Very Poor 43 Gen Good
Max LVORI Early 8 7 10 9
Max LVORI Late 9 5 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the
lower 80s. North winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds around 5 mph.
$$
VAZ036-190800-
Nelson-
Including the city of Lovingston
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type None None Showers Showers
Chance Precip (%) 0 0 30 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (-6) 79 (-3) 65 83
RH % (24h trend) 100 (+6) 75 (+6) 100 69
Wind 20ft/early(mph) NE 6 G17 NE 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 5 Lgt/Var E 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration 2 1
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 3290 4910
Transport Wnd (mph) NE 8 E 7
Vent Rate (kt-ft) 23030 29460
Max ADI Early 48 Gen Good 26 Fair 27 Fair 16 Gen Poor
Max ADI Late 7 Poor 25 Fair 3 Very Poor 38 Fair
Max LVORI Early 7 8 9 10
Max LVORI Late 8 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the lower 80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. Southeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds 5 to 10 mph.
$$
VAZ037-190800-
Albemarle-
Including the city of Charlottesville
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers None Showers Showers
Chance Precip (%) 20 0 30 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (-5) 78 (-3) 66 83
RH % (24h trend) 100 (+6) 82 (+10) 100 74
Wind 20ft/early(mph) NE 7 G17 NE 6 NE 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 7 Lgt/Var NE 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration 0 2 1
Precip Begin 6 PM 7 PM Continuing
Precip End 5 AM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2980 5180
Transport Wnd (mph) NE 7 E 8
Vent Rate (kt-ft) 17880 36260
Max ADI Early 47 Gen Good 24 Fair 25 Fair 12 Poor
Max ADI Late 7 Poor 24 Fair 2 Very Poor 45 Gen Good
Max LVORI Early 7 6 9 10
Max LVORI Late 7 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. East winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds 5 to 10 mph.
$$
VAZ038-190800-
Greene-
Including the city of Stanardsville
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers None Showers Showers
Chance Precip (%) 20 0 20 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (-6) 76 (-3) 65 82
RH % (24h trend) 100 (+4) 82 (+9) 100 75
Wind 20ft/early(mph) NE 6 G18 NE 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 0 1 1
Precip Begin 6 PM 7 PM Continuing
Precip End 5 AM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2880 4830
Transport Wnd (mph) NE 6 E 7
Vent Rate (kt-ft) 14400 28980
Max ADI Early 46 Gen Good 23 Fair 25 Fair 12 Poor
Max ADI Late 5 Very Poor 25 Fair 2 Very Poor 34 Fair
Max LVORI Early 7 7 9 9
Max LVORI Late 8 4 9 5
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the upper 60s. Highs around
80. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. East winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds around 5 mph.
$$
VAZ039-190800-
Madison-
Including the city of Madison
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 10 30 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (-6) 75 (-3) 63 81
RH % (24h trend) 100 (+3) 83 (+8) 100 75
Wind 20ft/early(mph) NE 5 G17 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03 0.02
Precip Duration 0 0 1 1
Precip Begin 6 PM 8 AM 7 PM Continuing
Precip End 6 AM 3 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2570 4770
Transport Wnd (mph) NE 7 E 7
Vent Rate (kt-ft) 15420 28620
Max ADI Early 42 Gen Good 22 Fair 22 Fair 12 Poor
Max ADI Late 5 Very Poor 23 Fair 2 Very Poor 35 Fair
Max LVORI Early 7 8 10 9
Max LVORI Late 8 5 10 5
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs around 80.
Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. East winds 5 to 10 mph.
.SATURDAY...Mostly clear. A chance of showers. Lows in the lower
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds around 5 mph.
$$
MDZ014-190800-
Anne Arundel-
Including the cities of Glen Burnie, Annapolis, Severn,
South Gate, Severna Park, Arnold, and Odenton
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 30 40 40 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 65 (-8) 74 (-3) 65 80
RH % (24h trend) 98 (+3) 81 (+2) 99 77
Wind 20ft/early(mph) NE 9 G19 NE 9 G17 E 7 G17 E 5
Wind 20ft/late(mph) NE 7 G17 E 10 E 5 E 8
Precip Amount 0.09 0.10 0.03 0.00
Precip Duration 2 2 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2880 4720
Transport Wnd (mph) E 14 E 8
Vent Rate (kt-ft) 34560 33040
Max ADI Early 36 Fair 41 Gen Good 29 Fair 26 Fair
Max ADI Late 11 Poor 45 Gen Good 10 Poor 45 Gen Good
Max LVORI Early 5 5 6 8
Max LVORI Late 6 4 7 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 15 to 20 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. Northeast winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the upper 60s. Highs in the mid
80s. South winds 10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 10 to 15 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
MDZ017-190800-
St. Marys-
Including the cities of Lexington Park and California
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 50 50 30 20
Chance of Thunder (%) 20 20 20 20
Temp (24h trend) 67 (-7) 76 (-3) 67 81
RH % (24h trend) 100 (+3) 85 (+1) 100 73
Wind 20ft/early(mph) NE 10 G21 NE 9 G18 E 8 G18 E 6
Wind 20ft/late(mph) NE 7 G19 E 10 E 5 E 9 G17
Precip Amount 0.15 0.25 0.06 0.00
Precip Duration 2 2 2 1
Precip Begin 6 PM Continuing Continuing 8 AM
Precip End Continuing Continuing 2 AM 6 PM
Mixing Hgt(ft-agl/msl) 2330 4770
Transport Wnd (mph) E 14 E 10
Vent Rate (kt-ft) 27960 42930
Max ADI Early 39 Fair 35 Fair 32 Fair 31 Fair
Max ADI Late 16 Gen Poor 34 Fair 9 Poor 52 Gen Good
Max LVORI Early 5 6 7 9
Max LVORI Late 6 4 8 3
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Breezy. Partly cloudy. Lows in the upper 60s. Highs
around 80. Northeast winds 15 to 25 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. Northeast winds 15 to 20 mph.
.SATURDAY...Mostly clear. Lows in the upper 60s. Highs in the
lower 80s. South winds 10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 10 to 15 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the lower 80s. Northwest winds 5 to 10 mph.
$$
MDZ016-190800-
Charles-
Including the cities of St. Charles and Waldorf
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 40 40 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 66 (-7) 74 (-3) 66 81
RH % (24h trend) 100 (+3) 86 (+5) 100 73
Wind 20ft/early(mph) NE 8 G18 NE 8 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 NE 9 Lgt/Var E 7
Precip Amount 0.15 0.24 0.05 0.00
Precip Duration 2 2 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 6 PM
Mixing Hgt(ft-agl/msl) 2560 5160
Transport Wnd (mph) E 13 E 9
Vent Rate (kt-ft) 28160 41280
Max ADI Early 35 Fair 34 Fair 20 Gen Poor 21 Fair
Max ADI Late 9 Poor 37 Fair 6 Very Poor 49 Gen Good
Max LVORI Early 7 7 9 9
Max LVORI Late 7 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. Northeast winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Northwest winds 5 to 10 mph.
$$
MDZ018-190800-
Calvert-
Including the cities of Chesapeake Beach, Huntingtown, Dunkirk,
North Beach, Lusby, and Prince Frederick
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Tstms Showers Tstms
Chance Precip (%) 50 50 30 20
Chance of Thunder (%) 0 20 0 20
Temp (24h trend) 66 (-7) 76 (-3) 66 82
RH % (24h trend) 100 (+3) 86 (+3) 100 75
Wind 20ft/early(mph) NE 9 G20 E 10 G19 E 8 G17 E 5
Wind 20ft/late(mph) NE 7 E 10 E 5 E 8 G17
Precip Amount 0.13 0.15 0.05 0.00
Precip Duration 2 2 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 6 PM
Mixing Hgt(ft-agl/msl) 2570 4410
Transport Wnd (mph) E 14 E 8
Vent Rate (kt-ft) 30840 30870
Max ADI Early 36 Fair 40 Fair 28 Fair 34 Fair
Max ADI Late 15 Gen Poor 42 Gen Good 10 Poor 44 Gen Good
Max LVORI Early 5 5 8 8
Max LVORI Late 6 4 7 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 15 to 20 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. Northeast winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the upper 60s. Highs in the mid
80s. South winds 10 to 15 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 10 to 15 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the lower 80s. Northwest winds 5 to 10 mph.
$$
MDZ011-190800-
Southern Baltimore-
Including the city of Baltimore
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 30 20 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 63 (-9) 75 (-1) 64 81
RH % (24h trend) 95 (0) 77 (+4) 100 75
Wind 20ft/early(mph) NE 7 G18 NE 7 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 E 9 G17 Lgt/Var E 7
Precip Amount 0.00 0.01 0.01 0.00
Precip Duration 1 1 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 3080 4500
Transport Wnd (mph) E 14 E 8
Vent Rate (kt-ft) 36960 31500
Max ADI Early 33 Fair 47 Gen Good 28 Fair 24 Fair
Max ADI Late 10 Poor 45 Gen Good 8 Poor 45 Gen Good
Max LVORI Early 5 5 5 7
Max LVORI Late 5 4 7 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Northeast winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the upper 60s. Highs in the mid
80s. South winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 10 to 15 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
MDZ013-190800-
Prince Georges-
Including the cities of Bowie, Suitland-Silver Hill, Clinton,
College Park, Greenbelt, Laurel, and Camp Springs
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 30 40 40 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 65 (-8) 73 (-3) 65 80
RH % (24h trend) 100 (+5) 85 (+6) 100 77
Wind 20ft/early(mph) NE 8 G17 NE 8 E 6 E 5
Wind 20ft/late(mph) NE 5 E 9 G17 Lgt/Var E 7
Precip Amount 0.08 0.10 0.03 0.00
Precip Duration 2 2 1 2
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 6 PM
Mixing Hgt(ft-agl/msl) 2690 5090
Transport Wnd (mph) E 14 E 8
Vent Rate (kt-ft) 32280 35630
Max ADI Early 33 Fair 37 Fair 23 Fair 22 Fair
Max ADI Late 10 Poor 40 Fair 7 Poor 44 Gen Good
Max LVORI Early 6 6 8 8
Max LVORI Late 6 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. Northeast winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
VAZ040-190800-
Rappahannock-
Including the city of Washington
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 20 30 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (-8) 74 (-3) 63 80
RH % (24h trend) 100 (+3) 85 (+8) 100 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.02 0.07 0.01 0.01
Precip Duration 0 0 1 1
Precip Begin 6 PM 8 AM 6 PM Continuing
Precip End 6 AM 3 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2590 4040
Transport Wnd (mph) NE 6 E 6
Vent Rate (kt-ft) 12950 20200
Max ADI Early 33 Fair 20 Gen Poor 19 Gen Poor 16 Gen Poor
Max ADI Late 4 Very Poor 20 Gen Poor 2 Very Poor 28 Fair
Max LVORI Early 8 9 10 9
Max LVORI Late 8 5 10 5
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs around 80.
North winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds around 5 mph.
$$
DCZ001-190800-
District of Columbia-
Including the city of Washington
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 30 40 30 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 66 (-7) 74 (-3) 66 81
RH % (24h trend) 99 (+7) 83 (+8) 100 77
Wind 20ft/early(mph) NE 7 G17 NE 8 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 E 9 Lgt/Var E 7
Precip Amount 0.03 0.06 0.03 0.00
Precip Duration 1 2 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 6 PM
Mixing Hgt(ft-agl/msl) 2960 5340
Transport Wnd (mph) E 14 E 8
Vent Rate (kt-ft) 35520 37380
Max ADI Early 34 Fair 43 Gen Good 25 Fair 23 Fair
Max ADI Late 10 Poor 43 Gen Good 7 Poor 49 Gen Good
Max LVORI Early 5 6 6 9
Max LVORI Late 6 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the upper 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
VAZ504-190800-
Eastern Highland-
Including the city of Monterey
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Mcldy
Precip Type Showers None None Tstms
Chance Precip (%) 20 0 0 50
Chance of Thunder (%) 0 0 0 30
Temp (24h trend) 60 (-4) 78 (0) 60 81
RH % (24h trend) 100 (0) 71 (+3) 100 71
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.04
Precip Duration 0 1
Precip Begin 6 PM 2 PM
Precip End 8 PM Continuing
Mixing Hgt(ft-agl/msl) 4140 4210
Transport Wnd (mph) S 5 SE 5
Vent Rate (kt-ft) 16560 16840
Max ADI Early 26 Fair 8 Poor 23 Fair 13 Gen Poor
Max ADI Late 4 Very Poor 19 Gen Poor 3 Very Poor 20 Gen Poor
Max LVORI Early 8 9 9 9
Max LVORI Late 10 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. South winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. West winds 5 to 10 mph.
$$
VAZ027-190800-
Shenandoah-
Including the cities of Strasburg, Woodstock, Mount Jackson,
and New Market
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 62 (-8) 76 (0) 62 80
RH % (24h trend) 100 (+3) 75 (+1) 100 71
Wind 20ft/early(mph) NE 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1 2
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 3070 4380
Transport Wnd (mph) E 5 SE 6
Vent Rate (kt-ft) 12280 21900
Max ADI Early 31 Fair 17 Gen Poor 23 Fair 17 Gen Poor
Max ADI Late 3 Very Poor 22 Fair 2 Very Poor 27 Fair
Max LVORI Early 8 9 10 10
Max LVORI Late 9 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows around 60. Highs in the lower 80s.
Southeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. West winds 5 to 10 mph.
$$
VAZ505-190800-
Western Loudoun-
Including the city of Purcellville
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None Showers Showers Tstms
Chance Precip (%) 0 20 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 63 (-8) 75 (-1) 64 80
RH % (24h trend) 100 (+5) 80 (+5) 100 80
Wind 20ft/early(mph) NE 7 NE 6 E 6 Lgt/Var
Wind 20ft/late(mph) NE 5 E 7 Lgt/Var E 6
Precip Amount 0.00 0.01 0.01 0.00
Precip Duration 0 1 1
Precip Begin 6 AM 6 PM Continuing
Precip End 10 AM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2960 4680
Transport Wnd (mph) E 10 SE 7
Vent Rate (kt-ft) 26640 28080
Max ADI Early 33 Fair 28 Fair 24 Fair 21 Fair
Max ADI Late 6 Very Poor 31 Fair 4 Very Poor 40 Fair
Max LVORI Early 6 6 9 9
Max LVORI Late 6 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the mid 60s. Highs in the mid
80s. South winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the mid 80s. Southwest winds 10 to
15 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds 5 to 10 mph.
$$
VAZ028-190800-
Frederick VA-
Including the city of Winchester
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None Showers Showers Tstms
Chance Precip (%) 0 20 20 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 62 (-9) 74 (-1) 63 77
RH % (24h trend) 100 (+6) 81 (+9) 100 79
Wind 20ft/early(mph) E 6 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 5 Lgt/Var E 5
Precip Amount 0.00 0.01 0.00 0.01
Precip Duration 1 1 2
Precip Begin 7 AM 8 PM Continuing
Precip End 3 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 3010 4280
Transport Wnd (mph) E 8 SE 8
Vent Rate (kt-ft) 21070 29960
Max ADI Early 32 Fair 21 Fair 27 Fair 23 Fair
Max ADI Late 4 Very Poor 25 Fair 3 Very Poor 33 Fair
Max LVORI Early 8 8 9 9
Max LVORI Late 8 5 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. East winds 5 to 10 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows around 60. Highs in the upper 70s.
West winds 5 to 10 mph.
$$
VAZ025-190800-
Augusta-
Including the cities of Staunton, Waynesboro, and Stuarts Draft
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 61 (-6) 78 (0) 62 82
RH % (24h trend) 100 (+4) 72 (+1) 100 68
Wind 20ft/early(mph) E 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1 1
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 3820 4600
Transport Wnd (mph) SE 6 SE 6
Vent Rate (kt-ft) 19100 23000
Max ADI Early 39 Fair 14 Gen Poor 23 Fair 16 Gen Poor
Max ADI Late 4 Very Poor 19 Gen Poor 2 Very Poor 27 Fair
Max LVORI Early 6 9 8 9
Max LVORI Late 8 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Northeast winds 10 to 15 mph.
.FRIDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. South winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs around 80. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. West winds 5 to 10 mph.
$$
VAZ502-190800-
Southern Fauquier-
Including the city of Turnbull
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 20 30 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (-6) 74 (-4) 64 81
RH % (24h trend) 100 (+4) 86 (+10) 100 77
Wind 20ft/early(mph) NE 5 NE 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NE 5 Lgt/Var E 5
Precip Amount 0.02 0.08 0.03 0.00
Precip Duration 1 1 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2370 4960
Transport Wnd (mph) NE 9 E 7
Vent Rate (kt-ft) 18960 29760
Max ADI Early 35 Fair 25 Fair 17 Gen Poor 14 Gen Poor
Max ADI Late 5 Very Poor 25 Fair 3 Very Poor 41 Gen Good
Max LVORI Early 7 6 10 9
Max LVORI Late 8 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the
lower 80s. North winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Partly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds around 5 mph.
$$
VAZ026-190800-
Rockingham-
Including the city of Harrisonburg
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 61 (-7) 78 (+1) 61 81
RH % (24h trend) 100 (+2) 73 (-1) 100 70
Wind 20ft/early(mph) NE 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1 1
Precip Begin 7 PM 8 AM
Precip End 2 AM Continuing
Mixing Hgt(ft-agl/msl) 3520 4580
Transport Wnd (mph) SE 6 SE 6
Vent Rate (kt-ft) 17600 22900
Max ADI Early 35 Fair 14 Gen Poor 20 Gen Poor 16 Gen Poor
Max ADI Late 3 Very Poor 21 Fair 3 Very Poor 26 Fair
Max LVORI Early 8 9 9 9
Max LVORI Late 9 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows around 60. Highs in the lower 80s.
Southeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. West winds 5 to 10 mph.
$$
VAZ503-190800-
Western Highland-
Including the city of Hightown
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Showers None None Tstms
Chance Precip (%) 20 0 0 50
Chance of Thunder (%) 0 0 0 40
Temp (24h trend) 59 (-3) 76 (+1) 59 77
RH % (24h trend) 100 (0) 72 (+2) 100 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.09
Precip Duration 0 1
Precip Begin 6 PM 8 AM
Precip End 8 PM Continuing
Mixing Hgt(ft-agl/msl) 4000 4020
Transport Wnd (mph) S 6 SE 5
Vent Rate (kt-ft) 20000 16080
Max ADI Early 19 Gen Poor 7 Poor 22 Fair 13 Gen Poor
Max ADI Late 4 Very Poor 23 Fair 5 Very Poor 19 Gen Poor
Max LVORI Early 8 9 8 9
Max LVORI Late 9 5 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. South winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the mid 70s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the lower 70s. West winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper
60s. West winds 5 to 10 mph.
$$
VAZ508-190800-
Central Virginia Blue Ridge-
Including the city of Wintergreen
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Precip Type None None Showers Showers
Chance Precip (%) 0 0 20 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 61 (-6) 74 (-1) 61 78
RH % (24h trend) 100 (+9) 72 (-2) 100 66
Wind 20ft/early(mph) E 8 G17 NE 5 E 6 Lgt/Var
Wind 20ft/late(mph) NE 6 E 5 Lgt/Var E 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration 1 1
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 2610 4090
Transport Wnd (mph) E 7 E 6
Vent Rate (kt-ft) 15660 20450
Max ADI Early 30 Fair 10 Poor 15 Gen Poor 11 Poor
Max ADI Late 6 Very Poor 17 Gen Poor 3 Very Poor 21 Fair
Max LVORI Early 7 7 9 8
Max LVORI Late 6 4 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the mid 70s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows around 60. Highs in the upper 70s.
South winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows around 60. Highs in the mid 70s.
West winds 5 to 10 mph.
$$
VAZ506-190800-
Eastern Loudoun-
Including the cities of Leesburg, Ashburn, and Sterling
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 20 20 30 30
Chance of Thunder (%) 0 0 0 10
Temp (24h trend) 65 (-7) 74 (-2) 65 81
RH % (24h trend) 100 (+3) 82 (+7) 100 81
Wind 20ft/early(mph) NE 7 NE 6 E 6 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 7 Lgt/Var E 6
Precip Amount 0.01 0.03 0.03 0.01
Precip Duration 0 1 2 1
Precip Begin 1 AM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 2960 4980
Transport Wnd (mph) E 10 E 7
Vent Rate (kt-ft) 26640 29880
Max ADI Early 33 Fair 30 Fair 24 Fair 18 Gen Poor
Max ADI Late 7 Poor 31 Fair 4 Very Poor 42 Gen Good
Max LVORI Early 6 7 9 9
Max LVORI Late 6 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the mid 80s. South winds 5 to 10 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
VAZ507-190800-
Northern Virginia Blue Ridge-
Including the city of Big Meadows
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 20 30 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 59 (-8) 72 (-1) 60 77
RH % (24h trend) 100 (+2) 84 (+2) 100 79
Wind 20ft/early(mph) E 7 G18 NE 5 E 5 Lgt/Var
Wind 20ft/late(mph) NE 5 E 5 Lgt/Var Lgt/Var
Precip Amount 0.01 0.05 0.02 0.01
Precip Duration 1 1 1 1
Precip Begin 6 PM 8 AM 6 PM Continuing
Precip End 6 AM 5 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2080 3760
Transport Wnd (mph) E 5 SE 6
Vent Rate (kt-ft) 8320 18800
Max ADI Early 22 Fair 7 Poor 10 Poor 11 Poor
Max ADI Late 5 Very Poor 12 Poor 3 Very Poor 20 Gen Poor
Max LVORI Early 8 8 9 9
Max LVORI Late 8 6 9 5
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the lower 60s. Highs in the
mid 70s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. East winds 5 to 10 mph.
.SATURDAY...Mostly clear. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. South winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. West winds 5 to 10 mph.
$$
VAZ501-190800-
Northern Fauquier-
Including the city of Warrenton
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 20 30 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (-8) 74 (-2) 63 80
RH % (24h trend) 100 (+4) 83 (+5) 100 79
Wind 20ft/early(mph) NE 6 NE 5 Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 6 Lgt/Var E 5
Precip Amount 0.02 0.03 0.01 0.00
Precip Duration 0 1 1 1
Precip Begin 6 PM Continuing 6 PM Continuing
Precip End Continuing 3 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2800 4540
Transport Wnd (mph) E 8 SE 7
Vent Rate (kt-ft) 19600 27240
Max ADI Early 32 Fair 23 Fair 19 Gen Poor 18 Gen Poor
Max ADI Late 5 Very Poor 24 Fair 2 Very Poor 38 Fair
Max LVORI Early 7 7 10 9
Max LVORI Late 8 5 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs around 80.
Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds 5 to 10 mph.
$$
VAZ029-190800-
Page-
Including the cities of Luray, Shenandoah, and Stanley
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Precip Type None None Showers Showers
Chance Precip (%) 0 0 20 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 61 (-9) 77 (0) 62 81
RH % (24h trend) 100 (+1) 78 (+3) 100 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1 1
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 3100 4320
Transport Wnd (mph) E 5 SE 6
Vent Rate (kt-ft) 12400 21600
Max ADI Early 31 Fair 17 Gen Poor 20 Gen Poor 17 Gen Poor
Max ADI Late 3 Very Poor 21 Fair 2 Very Poor 28 Fair
Max LVORI Early 8 9 10 10
Max LVORI Late 9 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs around 80.
Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows around 60. Highs in the mid 80s.
East winds 5 to 10 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs around 80.
West winds around 5 mph.
$$
WVZ506-190800-
Eastern Pendleton-
Including the cities of Brandywine, Franklin, Oak Flat, Ruddle,
and Sugar Grove
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Precip Type Showers None Showers Tstms
Chance Precip (%) 20 0 20 50
Chance of Thunder (%) 0 0 0 30
Temp (24h trend) 59 (-6) 79 (+3) 61 80
RH % (24h trend) 100 (0) 70 (-2) 100 72
Wind 20ft/early(mph) Lgt/Var Lgt/Var SE 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.04
Precip Duration 0 1 1
Precip Begin 6 PM 8 PM 8 AM
Precip End 11 PM 2 AM Continuing
Mixing Hgt(ft-agl/msl) 3940 4360
Transport Wnd (mph) SE 7 SE 5
Vent Rate (kt-ft) 23640 17440
Max ADI Early 22 Fair 10 Poor 22 Fair 14 Gen Poor
Max ADI Late 4 Very Poor 23 Fair 4 Very Poor 19 Gen Poor
Max LVORI Early 8 9 9 9
Max LVORI Late 9 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs around 80.
South winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs around 80. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. West winds 5 to 10 mph.
$$
VAZ031-190800-
Clarke-
Including the city of Berryville
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None Showers Showers Tstms
Chance Precip (%) 0 20 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 63 (-8) 74 (-2) 64 78
RH % (24h trend) 100 (+5) 81 (+7) 100 79
Wind 20ft/early(mph) E 6 Lgt/Var E 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 5 Lgt/Var E 5
Precip Amount 0.00 0.02 0.00 0.01
Precip Duration 0 1 1
Precip Begin 7 AM 7 PM Continuing
Precip End 3 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 2890 4470
Transport Wnd (mph) E 8 SE 7
Vent Rate (kt-ft) 20230 26820
Max ADI Early 34 Fair 25 Fair 25 Fair 23 Fair
Max ADI Late 4 Very Poor 25 Fair 3 Very Poor 38 Fair
Max LVORI Early 6 7 9 10
Max LVORI Late 8 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs around 80.
Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. East winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the lower 60s. Highs in the
mid 80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs around 80.
West winds 5 to 10 mph.
$$
WVZ053-190800-
Jefferson-
Including the cities of Charles Town and Shepherdstown
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None Showers Showers Tstms
Chance Precip (%) 0 20 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 63 (-9) 75 (-2) 64 79
RH % (24h trend) 99 (+5) 77 (+7) 100 77
Wind 20ft/early(mph) E 6 E 5 E 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 6 Lgt/Var E 5
Precip Amount 0.00 0.01 0.00 0.00
Precip Duration 0 1 1
Precip Begin 7 AM 7 PM Continuing
Precip End 3 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 3060 4550
Transport Wnd (mph) E 10 SE 7
Vent Rate (kt-ft) 27540 27300
Max ADI Early 33 Fair 27 Fair 29 Fair 25 Fair
Max ADI Late 5 Very Poor 32 Fair 4 Very Poor 41 Gen Good
Max LVORI Early 6 6 9 9
Max LVORI Late 7 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. Northeast winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the mid 60s. Highs in the
upper 80s. South winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the mid 80s. Southwest winds 10 to
15 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. West winds 5 to 10 mph.
$$
VAZ030-190800-
Warren-
Including the city of Front Royal
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None Showers Showers Showers
Chance Precip (%) 0 20 20 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (-8) 75 (-1) 63 79
RH % (24h trend) 100 (+5) 79 (+5) 100 74
Wind 20ft/early(mph) E 5 G17 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.03 0.00 0.01
Precip Duration 1 1 1
Precip Begin 7 AM 6 PM Continuing
Precip End 3 PM Continuing Continuing
Mixing Hgt(ft-agl/msl) 3010 4360
Transport Wnd (mph) E 7 SE 6
Vent Rate (kt-ft) 18060 21800
Max ADI Early 30 Fair 20 Gen Poor 23 Fair 19 Gen Poor
Max ADI Late 3 Very Poor 22 Fair 2 Very Poor 29 Fair
Max LVORI Early 7 8 9 9
Max LVORI Late 8 4 10 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 60s. Highs around 80.
Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. East winds 5 to 10 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows around 60. Highs around 80. West
winds 5 to 10 mph.
$$
WVZ052-190800-
Berkeley-
Including the city of Martinsburg
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 63 (-8) 75 (-2) 63 78
RH % (24h trend) 99 (+6) 77 (+9) 100 79
Wind 20ft/early(mph) E 5 Lgt/Var SE 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 5 Lgt/Var E 5
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1 2
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 3270 4290
Transport Wnd (mph) SE 8 SE 7
Vent Rate (kt-ft) 22890 25740
Max ADI Early 31 Fair 21 Fair 30 Fair 24 Fair
Max ADI Late 5 Very Poor 31 Fair 3 Very Poor 27 Fair
Max LVORI Early 6 6 8 9
Max LVORI Late 7 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the mid
80s. East winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the mid 80s. Southwest winds 10 to
15 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs around 80.
West winds 5 to 10 mph.
$$
WVZ051-190800-
Morgan-
Including the city of Paw Paw
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 62 (-8) 75 (-1) 63 76
RH % (24h trend) 100 (+5) 77 (+8) 100 81
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1 2
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 3430 3990
Transport Wnd (mph) SE 8 SE 7
Vent Rate (kt-ft) 24010 23940
Max ADI Early 32 Fair 17 Gen Poor 31 Fair 21 Fair
Max ADI Late 4 Very Poor 30 Fair 3 Very Poor 29 Fair
Max LVORI Early 7 8 9 9
Max LVORI Late 8 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. East winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. West winds 5 to 10 mph.
$$
WVZ050-190800-
Hampshire-
Including the city of Romney
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 61 (-8) 75 (-1) 62 77
RH % (24h trend) 100 (+3) 73 (+2) 100 74
Wind 20ft/early(mph) E 6 Lgt/Var SE 6 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 6 Lgt/Var E 5
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1 2
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 2940 4460
Transport Wnd (mph) SE 7 SE 7
Vent Rate (kt-ft) 17640 26760
Max ADI Early 31 Fair 17 Gen Poor 27 Fair 19 Gen Poor
Max ADI Late 4 Very Poor 26 Fair 3 Very Poor 28 Fair
Max LVORI Early 7 8 8 9
Max LVORI Late 8 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. Southeast winds 5 to 10 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. West winds 5 to 10 mph.
$$
WVZ055-190800-
Hardy-
Including the city of Moorefield
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Mcldy
Precip Type None Showers Showers Tstms
Chance Precip (%) 0 20 20 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 60 (-8) 77 (+2) 61 79
RH % (24h trend) 100 (+4) 71 (-4) 100 72
Wind 20ft/early(mph) E 5 Lgt/Var SE 5 Lgt/Var
Wind 20ft/late(mph) Lgt/Var E 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1 1 2
Precip Begin 7 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 3370 4510
Transport Wnd (mph) SE 6 SE 6
Vent Rate (kt-ft) 16850 22550
Max ADI Early 25 Fair 12 Poor 24 Fair 15 Gen Poor
Max ADI Late 4 Very Poor 24 Fair 4 Very Poor 20 Gen Poor
Max LVORI Early 7 8 8 8
Max LVORI Late 8 5 8 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. Northeast winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows around 60. Highs in the lower 80s.
South winds 5 to 10 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. West winds 5 to 10 mph.
$$
MDZ509-190800-
Western Garrett-
Including the cities of Mountain Lake Park and Oakland
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 50
Chance of Thunder (%) 0 0 0 40
Temp (24h trend) 59 (-6) 78 (+2) 61 77
RH % (24h trend) 100 (0) 71 (-3) 100 77
Wind 20ft/early(mph) E 5 SE 5 SE 6 G18 Lgt/Var
Wind 20ft/late(mph) SE 5 SE 6 SE 5 SE 5
Precip Amount 0.00 0.00 0.00 0.04
Precip Duration 0 2
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 2870 4010
Transport Wnd (mph) SE 9 SE 6
Vent Rate (kt-ft) 22960 20050
Max ADI Early 19 Gen Poor 17 Gen Poor 26 Fair 15 Gen Poor
Max ADI Late 9 Poor 31 Fair 7 Poor 22 Fair
Max LVORI Early 7 8 7 9
Max LVORI Late 8 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. East winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the upper 50s. Highs around 80.
Southeast winds around 5 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs around 80. Southwest winds around
5 mph.
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 70s. West winds 5 to
10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. West winds 5 to 10 mph.
$$
MDZ510-190800-
Eastern Garrett-
Including the city of Grantsville
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 50
Chance of Thunder (%) 0 0 0 40
Temp (24h trend) 59 (-6) 74 (0) 60 76
RH % (24h trend) 100 (+1) 75 (+3) 100 76
Wind 20ft/early(mph) E 5 SE 5 SE 7 G17 Lgt/Var
Wind 20ft/late(mph) SE 5 SE 7 SE 5 SE 5
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1 2
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl/msl) 2040 3570
Transport Wnd (mph) SE 8 SE 7
Vent Rate (kt-ft) 14280 21420
Max ADI Early 17 Gen Poor 13 Gen Poor 22 Fair 14 Gen Poor
Max ADI Late 8 Poor 22 Fair 6 Very Poor 21 Fair
Max LVORI Early 7 8 8 9
Max LVORI Late 8 5 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. East winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Southeast winds around 5 mph.
.SATURDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs around 80. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. West winds 5 to 10 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
70s. West winds 5 to 10 mph.
$$
MDZ008-VAZ526-190800-
Cecil-Northwest Prince William-
Including the cities of Elkton and Haymarket
152 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 20 20 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (-9) 74 (-1) 62 79
RH % (24h trend) 96 (-2) 73 (-3) 98 76
Wind 20ft/early(mph) NE 7 G17 E 7 E 5 E 5
Wind 20ft/late(mph) NE 5 G17 E 7 Lgt/Var E 7
Precip Amount 0.00 0.01 0.01 0.00
Precip Duration 1 1 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl/msl) 3210 4440
Transport Wnd (mph) E 15 E 10
Vent Rate (kt-ft) 41730 39960
Max ADI Early 34 Fair 51 Gen Good 25 Fair 30 Fair
Max ADI Late 9 Poor 51 Gen Good 6 Very Poor 38 Fair
Max LVORI Early 5 5 5 7
Max LVORI Late 5 3 6 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 60s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the lower 60s. Highs in the lower
80s. North winds 10 to 15 mph.
.SATURDAY...Mostly clear. Lows in the mid 60s. Highs in the lower
80s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
60s. Highs in the lower 80s. South winds 10 to 15 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. West winds 5 to 10 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures below normal. Precipitation above normal.
$$