Current conditions at
Fort Belvoir (KDAA)
Lat: 38.72°NLon: 77.18°WElev: 69ft.
Fair
70°F
21°C
| Humidity | 38% |
| Wind Speed | NW 8 mph |
| Barometer | 29.87 in (1011.8 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 21 Mar 1:55 pm EDT |
Extended Forecast for
3 Miles SE Mount Vernon VA
This Afternoon
High: 68 °F
Sunny
Tonight
Low: 48 °F
Partly Cloudy
Sunday
High: 82 °F
Partly Sunny
Sunday Night
Low: 53 °F
Chance Rain
then Rain
LikelyMonday
High: 60 °F
Rain Likely
then Chance
RainMonday Night
Low: 35 °F
Mostly Clear
Tuesday
High: 53 °F
Sunny
Tuesday Night
Low: 38 °F
Partly Cloudy
Wednesday
High: 61 °F
Partly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 68. North wind around 6 mph.
Tonight
Partly cloudy, with a low around 48. East wind around 6 mph becoming south after midnight.
Sunday
Partly sunny, with a high near 82. Southwest wind 6 to 9 mph.
Sunday Night
A chance of rain, then rain likely and possibly a thunderstorm after 2am. Increasing clouds, with a low around 53. South wind around 8 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Rain likely, mainly before 8am. Partly sunny, with a high near 60. North wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 66.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Friday
A chance of rain. Partly sunny, with a high near 61. Chance of precipitation is 30%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SE Mount Vernon VA
38.69°N 77.06°W (Elev. 144 ft)
38.69°N 77.06°W (Elev. 144 ft)
10:53 am EDT Mar 21, 2026
2pm EDT Mar 21, 2026-6pm EDT Mar 27, 2026
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