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.

Fog/Mist

12°C

53°F

Humidity 93%
Wind Speed Calm
Barometer 1023.3 mb (30.21 in)
Dewpoint 11°C (51°F)
Visibility 8 km
Last update 4 May 8:55 am EDT
Extended Forecast for

Mount Vernon VA

  • Today

    Today: Showers likely before 11am, then showers and possibly a thunderstorm between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. High near 15. East wind 11 to 13 km/h. Chance of precipitation is 80%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 15 °C

    Showers

  • Tonight

    Tonight: Showers, mainly after 8pm. Low around 13. East wind 11 to 13 km/h. Chance of precipitation is 90%. New precipitation amounts between 2.5 and 5 mm possible.

    Low: 13 °C

    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 2pm. High near 23. South wind around 14 km/h. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.

    High: 23 °C

    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 5am, then a slight chance of showers. Mostly cloudy, with a low around 18. Southeast wind 8 to 11 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Low: 18 °C

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 28. Southwest wind 8 to 10 km/h. Chance of precipitation is 60%.

    High: 28 °C

    Slight Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °C

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 28. Chance of precipitation is 60%.

    High: 28 °C

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.

    Low: 19 °C

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 31. Chance of precipitation is 30%.

    High: 31 °C

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Showers likely before 11am, then showers and possibly a thunderstorm between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. High near 15. East wind 11 to 13 km/h. Chance of precipitation is 80%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Tonight
Showers, mainly after 8pm. Low around 13. East wind 11 to 13 km/h. Chance of precipitation is 90%. New precipitation amounts between 2.5 and 5 mm possible.
Sunday
Showers, with thunderstorms also possible after 2pm. High near 23. South wind around 14 km/h. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.
Sunday Night
Showers and thunderstorms likely before 5am, then a slight chance of showers. Mostly cloudy, with a low around 18. Southeast wind 8 to 11 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 28. Southwest wind 8 to 10 km/h. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 28. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 31. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 28. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Friday
Showers likely. Partly sunny, with a high near 26. Chance of precipitation is 60%.
Click Map For Forecast
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.72°N 77.08°W (Elev. 13 m)
Last Update:
7:31 am EDT May 4, 2024
Forecast Valid:
9am EDT May 4, 2024-6pm EDT May 10, 2024
 
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