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.

Overcast

45°F

7°C

Humidity 49%
Wind Speed NW 17 G 25 mph
Barometer 29.78 in (1008.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 23 Feb 1:55 pm EST
Extended Forecast for

Potomac Heights MD

  • This Afternoon

    This Afternoon: Cloudy, with a high near 39. Breezy, with a northwest wind around 22 mph, with gusts as high as 33 mph.

    High: 39 °F

    Cloudy and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 26 mph.

    Low: 25 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 38. Northwest wind 6 to 11 mph.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am, mixing with rain after 4am. Increasing clouds, with a low around 33. South wind 6 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain before 7am. Partly sunny, with a high near 53. South wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 53 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Partly cloudy, with a low around 39. Chance of precipitation is 20%.

    Low: 39 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain, mainly after 1pm. High near 46. Chance of precipitation is 80%.

    High: 46 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 39. Breezy, with a northwest wind around 22 mph, with gusts as high as 33 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 38. Northwest wind 6 to 11 mph.
Tuesday Night
A chance of snow after 1am, mixing with rain after 4am. Increasing clouds, with a low around 33. South wind 6 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
A chance of rain before 7am. Partly sunny, with a high near 53. South wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of rain after 1am. Partly cloudy, with a low around 39. Chance of precipitation is 20%.
Thursday
Rain, mainly after 1pm. High near 46. Chance of precipitation is 80%.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Potomac Heights MD
 38.61°N 77.13°W (Elev. 49 ft)
Last Update:
12:53 pm EST Feb 23, 2026
Forecast Valid:
2pm EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation