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

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

58°F

14°C

Humidity 15%
Wind Speed N 7 mph
Barometer 30.31 in (1026.7 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 7 Apr 5:55 pm EDT
Extended Forecast for

Mount Vernon VA

Freeze Warning April 8, 12:00am until April 8, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Clear, with a low around 34. Northeast wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Clear

  • Wednesday

    Wednesday: Areas of frost before 8am. Otherwise, sunny, with a high near 55. Northeast wind around 6 mph.

    High: 55 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. East wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 62 °F

    Areas Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Southeast wind around 6 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °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 72.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 34. Northeast wind 6 to 14 mph, with gusts as high as 22 mph.
Wednesday
Areas of frost before 8am. Otherwise, sunny, with a high near 55. Northeast wind around 6 mph.
Wednesday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. East wind around 5 mph becoming calm in the evening.
Thursday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming southeast around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 42. Southeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 84.
Monday Night
Mostly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.74°N 77.11°W (Elev. 49 ft)
Last Update:
4:53 pm EDT Apr 7, 2026
Forecast Valid:
6pm EDT Apr 7, 2026-6pm EDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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