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

48°F

9°C

Humidity 20%
Wind Speed NW 13 G 22 mph
Barometer 30.45 in (1031.5 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 28 Mar 3:55 pm EDT
Extended Forecast for

3 Miles SE Mount Vernon VA

  • Tonight

    Tonight: Clear, with a low around 32. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 32 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 62. Light south wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73. Southwest wind around 13 mph, with gusts as high as 22 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Mostly Sunny
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Rain

Detailed Forecast

Tonight
Clear, with a low around 32. Northwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 62. Light south wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 49. South wind 8 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 73. Southwest wind around 13 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 60. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Rain likely after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
Rain. Low around 50. Chance of precipitation is 80%.
Thursday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Friday
Rain likely. Cloudy, with a high near 55. Chance of precipitation is 60%.
Friday Night
Rain likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Mount Vernon VA
 38.69°N 77.06°W (Elev. 144 ft)
Last Update:
4:53 pm EDT Mar 28, 2026
Forecast Valid:
5pm EDT Mar 28, 2026-6pm EDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation