Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72° N Lon: 77.18° W Elev: 69 ft.

Fair

59°F

15°C

Humidity 22%
Wind Speed N 9 G 17 mph
Barometer 30.19 in (1022.6 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 24 Dec 1:55 pm EST
Detailed forecast for

Fairfax County

This Afternoon
Mostly sunny. Highs in the lower 50s. Northwest winds 10 to 15 mph with gusts up to 30 mph.
Tonight
Mostly cloudy. Lows in the mid 30s. Northeast winds around 5 mph, becoming southeast after midnight.
Christmas Day
Partly sunny. A chance of showers in the morning. Highs in the mid 50s. South winds 5 to 10 mph with gusts up to 20 mph, becoming west in the afternoon. Chance of rain 30 percent.
Thursday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 20s. North winds 5 to 10 mph.
Friday
Cloudy. Rain, sleet and freezing rain likely in the afternoon. Highs in the upper 30s. Northeast winds around 5 mph, becoming southeast in the afternoon. Chance of precipitation 70 percent.
Friday Night
Rain, freezing rain, a chance of drizzle and freezing drizzle. Lows in the lower 30s. Chance of precipitation 90 percent.
Saturday
Mostly cloudy. Highs in the lower 40s.
Saturday Night
Cloudy. Lows in the mid 30s.
Sunday
Cloudy with a 40 percent chance of rain. Highs in the upper 40s.
Sunday Night
Rain likely. Lows around 40. Chance of rain 60 percent.
Monday
Partly sunny with a 40 percent chance of rain. Highs in the lower 50s. Temperature falling into the lower 40s in the afternoon.
Monday Night
Mostly clear. Lows in the mid 20s.
Tuesday
Sunny. Highs in the mid 30s.



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1256 PM EST Wed Dec 24 2025
 
 

Additional Resources

Radar & Satellite Image

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National Digital Forecast Database