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

33°C

91°F

Humidity 41%
Wind Speed SW 9 km/h
Barometer 1011.7 mb (29.87 in)
Dewpoint 18°C (64°F)
Visibility 16 km
Heat Index34°C (93°F)
Last update 3 Jul 2:55 pm EDT
Extended Forecast for

Occoquan VA

  • Tonight

    Tonight: Clear, with a low around 19. West wind 5 to 10 km/h becoming north after midnight.

    Low: 19 °C

    Clear

  • Independence Day

    Independence Day: Sunny, with a high near 31. North wind 8 to 10 km/h.

    High: 31 °C

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 19. Calm wind.

    Low: 19 °C

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 32. Calm wind becoming south 5 to 10 km/h in the afternoon.

    High: 32 °C

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19. South wind 5 to 10 km/h.

    Low: 19 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 32.

    High: 32 °C

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22.

    Low: 22 °C

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 33. Chance of precipitation is 40%.

    High: 33 °C

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 23. Chance of precipitation is 30%.

    Low: 23 °C

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 19. West wind 5 to 10 km/h becoming north after midnight.
Independence Day
Sunny, with a high near 31. North wind 8 to 10 km/h.
Friday Night
Mostly clear, with a low around 19. Calm wind.
Saturday
Sunny, with a high near 32. Calm wind becoming south 5 to 10 km/h in the afternoon.
Saturday Night
Mostly clear, with a low around 19. South wind 5 to 10 km/h.
Sunday
Sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 22.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 33. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 23. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 33. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 22. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 32. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 32. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Occoquan VA
 38.69°N 77.26°W (Elev. 59 m)
Last Update:
1:30 pm EDT Jul 3, 2025
Forecast Valid:
3pm EDT Jul 3, 2025-6pm EDT Jul 10, 2025
 
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