Hazardous Weather Conditions
Current conditions at
Fort Belvoir (KDAA)
Lat: 38.72°NLon: 77.18°WElev: 69ft.
Fair
26°F
-3°C
| Humidity | 92% |
| Wind Speed | Calm |
| Barometer | 30.06 in (1018.3 mb) |
| Dewpoint | 24°F (-4°C) |
| Visibility | 10.00 mi |
| Last update | 4 Dec 4:55 am EST |
Extended Forecast for
Lorton VA
Today

High: 45 °F
Decreasing
CloudsTonight

Low: 25 °F
Increasing
CloudsFriday

High: 34 °F
Snow Likely
Friday Night
Low: 25 °F
Slight Chance
Wintry Mix
then Slight
Chance
Freezing RainSaturday

High: 43 °F
Partly Sunny
Saturday Night

Low: 28 °F
Partly Cloudy
Sunday

High: 44 °F
Partly Sunny
Sunday Night

Low: 27 °F
Mostly Cloudy
Monday

High: 34 °F
Partly Sunny
Detailed Forecast
Today
Mostly cloudy, then gradually becoming sunny, with a high near 45. Light northwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Increasing clouds, with a low around 25. North wind 5 to 8 mph becoming northeast after midnight.
Friday
Snow likely, mainly after 7am. Cloudy, with a high near 34. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday Night
A slight chance of snow before 10pm, then a slight chance of freezing rain between 10pm and 1am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 43. Light southwest wind.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 46.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Lorton VA
38.71°N 77.23°W (Elev. 125 ft)
38.71°N 77.23°W (Elev. 125 ft)
3:53 am EST Dec 4, 2025
5am EST Dec 4, 2025-6pm EST Dec 10, 2025



