National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Light Drizzle

43°F

6°C

Humidity 91%
Wind Speed NE 3 mph
Barometer 29.91 in (1013.2 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 19 Feb 6:55 pm EST
Extended Forecast for

Mount Vernon VA

  • Tonight

    Tonight: Rain before midnight, then patchy drizzle between midnight and 4am, then rain likely after 4am. Patchy fog. Low around 43. East wind 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain and
    Patchy Fog
    then Rain
    Likely and
    Patchy Fog

  • Friday

    Friday: Rain, mainly before 10am. Patchy fog before 1pm. High near 58. Light and variable wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. West wind 3 to 7 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 55. Calm wind becoming northwest around 5 mph.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain after 1am. Mostly cloudy, with a low around 36. Calm wind. Chance of precipitation is 40%.

    Low: 36 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain likely before 1pm, then rain and snow. High near 42. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 42 °F

    Rain Likely
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 70%.

    Low: 33 °F

    Snow Likely

  • Monday

    Monday: A chance of snow before 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.

    High: 41 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain before midnight, then patchy drizzle between midnight and 4am, then rain likely after 4am. Patchy fog. Low around 43. East wind 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain, mainly before 10am. Patchy fog before 1pm. High near 58. Light and variable wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Mostly clear, with a low around 41. West wind 3 to 7 mph.
Saturday
Partly sunny, with a high near 55. Calm wind becoming northwest around 5 mph.
Saturday Night
A chance of rain after 1am. Mostly cloudy, with a low around 36. Calm wind. Chance of precipitation is 40%.
Sunday
Rain likely before 1pm, then rain and snow. High near 42. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 70%.
Monday
A chance of snow before 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 50.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Thursday
A chance of rain. Partly sunny, with a high near 55. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.72°N 77.11°W (Elev. 36 ft)
Last Update:
6:53 pm EST Feb 19, 2026
Forecast Valid:
7pm EST Feb 19, 2026-6pm EST Feb 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation