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.

Mostly Cloudy

72°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 30.08 in (1018.8 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 12 Aug 4:55 am EDT
Extended Forecast for

La Plata MD

  • Today

    Today: A chance of showers and thunderstorms, mainly between 4pm and 5pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 89 °F

    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after 5am. Partly cloudy, with a low around 72. South wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 89. South wind 3 to 6 mph. Chance of precipitation is 50%.

    High: 89 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Northwest wind 3 to 6 mph. Chance of precipitation is 30%.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly between 4pm and 5pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after 5am. Partly cloudy, with a low around 72. South wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 89. South wind 3 to 6 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Northwest wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
La Plata MD
 38.53°N 76.97°W (Elev. 148 ft)
Last Update:
4:30 am EDT Aug 12, 2025
Forecast Valid:
5am EDT Aug 12, 2025-6pm EDT Aug 18, 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