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

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fog/Mist

63°F

17°C

Humidity 95%
Wind Speed Calm
Barometer 29.82 in (1010.0 mb)
Dewpoint 62°F (17°C)
Visibility 3.00 mi
Last update 25 May 2:55 am EDT
Extended Forecast for

Mount Vernon VA

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Patchy Fog

  • Saturday

    Saturday: Isolated showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 86 °F

    Patchy Fog
    then Isolated
    T-storms

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 67 °F

    Scattered
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 68. Southeast wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms

  • Memorial Day

    Memorial Day: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 86. Chance of precipitation is 80%.

    High: 86 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 64. Calm wind.
Saturday
Isolated showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Scattered showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 68. Southeast wind 3 to 5 mph. Chance of precipitation is 40%.
Memorial Day
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 86. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 65. Chance of precipitation is 80%.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.72°N 77.11°W (Elev. 36 ft)
Last Update:
1:30 am EDT May 25, 2024
Forecast Valid:
3am EDT May 25, 2024-6pm EDT May 31, 2024
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation