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.

Fair

57°F

14°C

Humidity 28%
Wind Speed NW 16 mph
Barometer 30.19 in (1022.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 24 Dec 11:55 am EST
Extended Forecast for

Potomac Heights MD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 51. Northwest wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 37. Calm wind becoming southeast around 6 mph after midnight.

    Low: 37 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: A chance of showers before 1pm. Partly sunny, with a high near 54. South wind 8 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

    High: 54 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. North wind 8 to 10 mph.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain and snow before 1pm, then rain and snow likely, possibly mixed with sleet between 1pm and 4pm, then rain likely, possibly mixed with sleet after 4pm. Cloudy, with a high near 38. Northeast wind around 7 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.

    High: 38 °F

    Slight Chance
    Rain/Snow
    then Wintry
    Mix Likely

  • Friday Night

    Friday Night: Rain, mainly before 1am. Low around 34. Chance of precipitation is 80%.

    Low: 34 °F

    Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Cloudy, with a high near 50. Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 51. Northwest wind 7 to 13 mph, with gusts as high as 23 mph.
Tonight
Increasing clouds, with a low around 37. Calm wind becoming southeast around 6 mph after midnight.
Christmas Day
A chance of showers before 1pm. Partly sunny, with a high near 54. South wind 8 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 32. North wind 8 to 10 mph.
Friday
A slight chance of rain and snow before 1pm, then rain and snow likely, possibly mixed with sleet between 1pm and 4pm, then rain likely, possibly mixed with sleet after 4pm. Cloudy, with a high near 38. Northeast wind around 7 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.
Friday Night
Rain, mainly before 1am. Low around 34. Chance of precipitation is 80%.
Saturday
Mostly cloudy, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Rain likely, mainly after 1pm. Cloudy, with a high near 50. Chance of precipitation is 60%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 41. Breezy.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Sunny, with a high near 32.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Potomac Heights MD
 38.61°N 77.13°W (Elev. 49 ft)
Last Update:
9:53 am EST Dec 24, 2025
Forecast Valid:
12pm EST Dec 24, 2025-6pm EST Dec 30, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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