Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Fort Belvoir (KDAA)

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

Mostly Cloudy

62°F

17°C

Humidity 89%
Wind Speed Calm
Barometer 30.20 in (1022.9 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 3 Oct 5:55 pm EDT
Detailed forecast for

Fairfax County

Rest Of This Afternoon
Cloudy with a 50 percent chance of showers. Much cooler with highs in the lower 60s. Northeast winds around 5 mph.
Tonight
Mostly cloudy with a 50 percent chance of showers. Lows in the upper 50s. Northeast winds around 5 mph.
Sunday
Cloudy. Showers likely, mainly in the morning. Highs in the mid 60s. Northeast winds around 5 mph. Chance of rain 60 percent.
Sunday Night
Cloudy. Patchy fog in the evening. Patchy fog after midnight. Lows in the upper 50s. Light and variable winds, becoming northwest around 5 mph after midnight.
Monday
Mostly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Monday Night
Clear. Lows in the upper 40s.
Tuesday
Sunny. Highs in the mid 60s.
Tuesday Night
Clear. Lows in the mid 40s.
Wednesday
Sunny. Highs in the upper 60s.
Wednesday Night
Mostly clear. Lows around 50.
Thursday
Sunny. Highs in the mid 70s.
Thursday Night
Mostly clear. Lows in the lower 50s.
Friday
Sunny. Highs in the lower 70s.



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456 PM EDT Sat Oct 3 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database