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

87°F

31°C

Humidity 47%
Wind Speed W 3 mph
Barometer 29.76 in (1008.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 27 Jul 6:55 pm EDT
Extended Forecast for

2 Miles SW Fort Washington MD

  • Tonight

    Tonight: Scattered showers and thunderstorms before 8pm, then isolated showers after 5am. Increasing clouds, with a low around 69. South wind around 8 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 11am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. South wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then isolated showers between 11pm and 2am. Partly cloudy, with a low around 68. Northwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely then
    Isolated
    Showers

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 83. Northwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68. Northwest wind 9 to 11 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms before 8pm, then isolated showers after 5am. Increasing clouds, with a low around 69. South wind around 8 mph. Chance of precipitation is 30%.
Tuesday
Showers and thunderstorms likely, mainly before 11am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. South wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms likely before 11pm, then isolated showers between 11pm and 2am. Partly cloudy, with a low around 68. Northwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 83. Northwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 68. Northwest wind 9 to 11 mph.
Thursday
Partly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Partly sunny, with a high near 88.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Fort Washington MD
 38.71°N 77.03°W (Elev. 128 ft)
Last Update:
7:52 pm EDT Jul 27, 2026
Forecast Valid:
7pm EDT Jul 27, 2026-6pm EDT Aug 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation