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.

Fog/Mist

49°F

9°C

Humidity 96%
Wind Speed Calm
Barometer 30.10 in (1019.6 mb)
Dewpoint 48°F (9°C)
Visibility 0.63 mi
Last update 9 Jan 10:55 pm EST
Extended Forecast for

Potomac Heights MD

  • Tonight

    Tonight: A chance of rain, mainly after 4am. Cloudy, with a low around 46. Southwest wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 30%.

    Low: 46 °F

    Chance Rain

  • Saturday

    Saturday: Rain, mainly before 4pm. High near 50. Northeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 50 °F

    Rain

  • Saturday Night

    Saturday Night: Rain, mainly between 7pm and 1am. Low around 42. Northwest wind 6 to 10 mph becoming south in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Sunday

    Sunday: A slight chance of rain before 1pm, then a slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of snow showers after 4pm. Mostly sunny, with a high near 46. Breezy, with a west wind 13 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. West wind 13 to 18 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain, mainly after 4am. Cloudy, with a low around 46. Southwest wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 30%.
Saturday
Rain, mainly before 4pm. High near 50. Northeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Rain, mainly between 7pm and 1am. Low around 42. Northwest wind 6 to 10 mph becoming south in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A slight chance of rain before 1pm, then a slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of snow showers after 4pm. Mostly sunny, with a high near 46. Breezy, with a west wind 13 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 31. West wind 13 to 18 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
A chance of rain. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Potomac Heights MD
 38.59°N 77.13°W (Elev. 20 ft)
Last Update:
9:53 pm EST Jan 9, 2026
Forecast Valid:
11pm EST Jan 9, 2026-6pm EST Jan 16, 2026
 
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Additional Resources

Radar & Satellite Image

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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