National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

57°F

14°C

Humidity 76%
Wind Speed SE 5 mph
Barometer 30.06 in (1018.2 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 12 May 10:55 pm EDT
Extended Forecast for

Annandale VA

  • Tonight

    Tonight: Mostly clear, with a low around 55. South wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 5pm. Increasing clouds, with a high near 75. Southwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 75 °F

    Sunny then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Low around 52. South wind 5 to 9 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 65. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Northwest wind around 11 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. South wind 9 to 13 mph, with gusts as high as 23 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 5pm. Increasing clouds, with a high near 75. Southwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Wednesday Night
Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Low around 52. South wind 5 to 9 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 65. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 49. Northwest wind around 11 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.82°N 77.21°W (Elev. 331 ft)
Last Update:
10:53 pm EDT May 12, 2026
Forecast Valid:
11pm EDT May 12, 2026-6pm EDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation