Bel Air, Virginia Weather
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Weather Forecast for Bel Air, Virginia : Fairfax County
Issued: 7:29 pm EDT Jul 4, 2025 Latitude: 38.8631677 Longitude: -77.1766472 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Clear on Tonight Sunny on Saturday Sunny on Sunday 30% chance of thunderstorms on Monday 30% chance of thunderstorms on Tuesday 30% chance of thunderstorms on Wednesday 60% chance of thunderstorms on Thursday 50% chance of thunderstorms on Friday
Low: 66°F High: 89°F High: 91°F High: 90°F High: 92°F High: 91°F High: 88°F High: 88°F
Low: 67°F Low: 73°F Low: 74°F Low: 72°F Low: 72°F Low: 72°F  
Clear Sunny Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
WASHINGTON - (KDCA)
79°
Mostly Cloudy
as of 9:52 PM EDST
Rel. Humidity: 50%
Dew Point: 59°F
Visibility: 7 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
8 MPH
080° East
Cloud Level(s): Few at 500ft, Broken at 25000ft
Current Conditions at
FORT BELVOIR - (KDAA)
68°
Clear
as of 9:55 PM EDST
Rel. Humidity: 82%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
WASH-DULLES - (KIAD)
70°
Mostly Clear
as of 9:52 PM EDST
Rel. Humidity: 68%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 20000ft
Current Conditions at
MANASSAS - (KHEF)
72°
Clear
as of 9:56 PM EDST
Rel. Humidity: 83%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Clear on Tonight Tonight... Clear, with a low around 66. Calm wind.
Sunny on Saturday Saturday... Sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 67. South wind 5 to 7 mph.
Sunny on Sunday Sunday... Sunny, with a high near 91. South wind 3 to 7 mph.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 73. South wind 5 to 8 mph.
30% chance of thunderstorms Monday Monday... A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 30%.
30% chance of thunderstorms Monday Night Monday Night... A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
30% chance of thunderstorms Tuesday Tuesday... A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
30% chance of thunderstorms Tuesday Night Tuesday Night... A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
30% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 30%.
30% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
60% chance of thunderstorms Thursday Thursday... Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.
60% chance of thunderstorms Thursday Night Thursday Night... Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
50% chance of thunderstorms Friday Friday... A chance of showers and thunderstorms. Mostly cloudy, with a high near 88. Chance of precipitation is 50%.
Current Radar Image


Sun Almanac for Bel Air, Virginia
Sunrise: 05:49 AM
Sunset: 8:37 PM
Civil Sunrise:05:17 AM
Civil Sunset: 9:09 PM
Nautical Sunrise: 04:38 AM
Nautical Sunset: 9:49 PM
Astro Sunrise: 03:52 AM
Astro Sunset: 10:34 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.