Current conditions at
Fort Belvoir (KDAA)
Lat: 38.72°NLon: 77.18°WElev: 69ft.
A Few Clouds
38°F
3°C
| Humidity | 40% |
| Wind Speed | W 10 mph |
| Barometer | 29.99 in (1015.9 mb) |
| Dewpoint | 15°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 31°F (-1°C) |
| Last update | 17 Mar 9:55 am EDT |
Extended Forecast for
Mount Vernon VA
Today

High: 43 °F
Partly Sunny
Tonight

Low: 27 °F
Decreasing
CloudsWednesday

High: 43 °F
Mostly Sunny
Wednesday Night

Low: 31 °F
Partly Cloudy
Thursday

High: 55 °F
Partly Sunny
Thursday Night

Low: 38 °F
Partly Cloudy
Friday

High: 63 °F
Partly Sunny
Friday Night

Low: 46 °F
Chance Rain
Saturday

High: 64 °F
Partly Sunny
Detailed Forecast
Today
Partly sunny, with a high near 43. West wind around 11 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 27. Northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.
Wednesday
Mostly sunny, with a high near 43. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 31. South wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 55. South wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 63.
Friday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 70.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Monday
A chance of rain. Mostly sunny, with a high near 56. Chance of precipitation is 30%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mount Vernon VA
38.74°N 77.11°W (Elev. 49 ft)
38.74°N 77.11°W (Elev. 49 ft)
7:53 am EDT Mar 17, 2026
10am EDT Mar 17, 2026-6pm EDT Mar 23, 2026


