Current conditions at
Fort Belvoir (KDAA)
Lat: 38.72°NLon: 77.18°WElev: 69ft.
Fair
53°F
12°C
| Humidity | 51% |
| Wind Speed | NW 7 mph |
| Barometer | 30.13 in (1020.6 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 51°F (11°C) |
| Last update | 24 Dec 7:55 am EST |
Extended Forecast for
Mount Vernon VA
Today
High: 51 °F
Sunny
Tonight
Low: 38 °F
Increasing
CloudsChristmas Day
High: 54 °F
Chance
ShowersThursday Night
Low: 32 °F
Mostly Cloudy
Friday
High: 37 °F
Slight Chance
Rain/Snow
then Wintry
Mix LikelyFriday Night
Low: 34 °F
Rain/Sleet
then RainSaturday
High: 45 °F
Mostly Cloudy
Saturday Night
Low: 38 °F
Mostly Cloudy
Sunday
High: 50 °F
Rain Likely
Detailed Forecast
Today
Sunny, with a high near 51. Northwest wind 6 to 13 mph, with gusts as high as 24 mph.
Tonight
Increasing clouds, with a low around 38. Calm wind becoming south around 6 mph after midnight.
Christmas Day
A chance of showers before 1pm. Partly sunny, with a high near 54. South wind 7 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 32. North wind 7 to 10 mph.
Friday
A slight chance of rain and snow before 1pm, then rain, snow, and sleet likely between 1pm and 4pm, then rain likely, possibly mixed with sleet after 4pm. Cloudy, with a high near 37. Northeast wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.
Friday Night
Rain, possibly mixed with sleet, becoming all rain after 7pm. Low around 34. Chance of precipitation is 80%. New sleet accumulation of less than a half inch possible.
Saturday
Mostly cloudy, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Rain likely, mainly after 1pm. Cloudy, with a high near 50. Chance of precipitation is 60%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 42. Breezy.
Monday Night
Mostly clear, with a low around 24. Breezy.
Tuesday
Sunny, with a high near 32.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mount Vernon VA
38.7°N 77.11°W (Elev. 3 ft)
38.7°N 77.11°W (Elev. 3 ft)
6:53 am EST Dec 24, 2025
9am EST Dec 24, 2025-6pm EST Dec 30, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
