Current conditions at
Fort Belvoir (KDAA)
Lat: 38.72°NLon: 77.18°WElev: 69ft.
Fair
71°F
22°C
| Humidity | 72% |
| Wind Speed | NW 6 mph |
| Barometer | 30.08 in (1018.8 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 21 Aug 8:55 am EDT |
Extended Forecast for
2 Miles SSE Accokeek MD
Today
High: 83 °F
Mostly Sunny
Tonight
Low: 66 °F
Mostly Cloudy
then Showers
LikelySaturday
High: 79 °F
Showers
Saturday Night
Low: 66 °F
Chance
T-storms then
Chance
ShowersSunday
High: 85 °F
Mostly Sunny
then Slight
Chance
T-stormsSunday Night
Low: 63 °F
Mostly Clear
Monday
High: 83 °F
Sunny
Monday Night
Low: 63 °F
Mostly Clear
Tuesday
High: 82 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 83. North wind around 6 mph.
Tonight
A slight chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 66. Light east wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8am. High near 79. East wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
A chance of showers and thunderstorms, mainly between 1am and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 40%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. West wind 3 to 7 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SSE Accokeek MD
38.64°N 77.01°W (Elev. 154 ft)
38.64°N 77.01°W (Elev. 154 ft)
7:52 am EDT Aug 21, 2026
10am EDT Aug 21, 2026-6pm EDT Aug 27, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
