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

77°F

25°C

Humidity 91%
Wind Speed Calm
Barometer 30.09 in (1019.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Aug 10:55 pm EDT
Extended Forecast for

Bryans Road MD

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, increasing clouds, with a low around 72. Light east wind.

    Low: 72 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 88. East wind 3 to 5 mph.

    High: 88 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. Light southeast wind.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. Light and variable wind.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

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

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 72. Light east wind.
Saturday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 88. East wind 3 to 5 mph.
Saturday Night
Mostly clear, with a low around 69. Light southeast wind.
Sunday
Sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 72. Light and variable wind.
Monday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bryans Road MD
 38.65°N 77.07°W (Elev. 131 ft)
Last Update:
10:44 pm EDT Aug 15, 2025
Forecast Valid:
11pm EDT Aug 15, 2025-6pm EDT Aug 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation