Current conditions at
Fort Belvoir (KDAA)
Lat: 38.72°NLon: 77.18°WElev: 69ft.
Fair
55°F
13°C
| Humidity | 78% |
| Wind Speed | Calm |
| Barometer | 29.90 in (1012.8 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 11 Mar 4:55 am EDT |
Extended Forecast for
Annandale VA
Today
High: 80 °F
Chance Rain
Tonight
Low: 45 °F
Chance
Showers then
ShowersThursday
High: 47 °F⇓
Showers and
Breezy then
Chance
ShowersThursday Night
Low: 33 °F
Mostly Clear
Friday
High: 55 °F
Partly Sunny
then Partly
Sunny and
BreezyFriday Night
Low: 41 °F
Partly Cloudy
Saturday
High: 56 °F
Mostly Sunny
Saturday Night
Low: 40 °F
Mostly Cloudy
Sunday
High: 61 °F
Mostly Cloudy
Detailed Forecast
Today
A chance of rain after 3pm. Partly sunny, with a high near 80. South wind 6 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tonight
A chance of rain and thunderstorms before 2am, then a chance of showers and thunderstorms between 2am and 5am, then showers and possibly a thunderstorm after 5am. Low around 45. South wind 11 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, mainly before 8am. Temperature falling to around 45 by 1pm. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly clear, with a low around 33. Northwest wind 5 to 8 mph becoming calm after midnight.
Friday
Partly sunny, with a high near 55. Breezy, with a south wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 38 mph.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Mostly cloudy, with a high near 61.
Sunday Night
Rain, mainly after 8pm. Low around 51. Chance of precipitation is 80%.
Monday
Rain. High near 62. Chance of precipitation is 80%.
Monday Night
A chance of rain. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 40.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Annandale VA
38.84°N 77.23°W (Elev. 279 ft)
38.84°N 77.23°W (Elev. 279 ft)
4:53 am EDT Mar 11, 2026
5am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
