Air Quality Concerns; Fire Weather in the West; Flash Flooding in the Southeast

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Severe thunderstorms continue across the Northern Plains Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

80°F

27°C

Humidity 64%
Wind Speed SE 5 mph
Barometer 30.26 in (1024.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 5 Aug 1:55 pm EDT
Extended Forecast for

Mount Vernon VA

  • This Afternoon

    This Afternoon: Cloudy, with a high near 81. Southeast wind 3 to 5 mph.

    High: 81 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. Light and variable wind.

    Low: 67 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers, mainly after 5pm.  Mostly cloudy, with a high near 81. East wind 3 to 7 mph.  Chance of precipitation is 30%.

    High: 81 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 7pm.  Cloudy, then gradually becoming partly cloudy, with a low around 67. East wind 3 to 6 mph.  Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82. East wind 6 to 9 mph.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 81. Southeast wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 67. Light and variable wind.
Wednesday
A chance of showers, mainly after 5pm. Mostly cloudy, with a high near 81. East wind 3 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 67. East wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 82. East wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.72°N 77.14°W (Elev. 98 ft)
1:30 pm EDT Aug 5, 2025
2pm EDT Aug 5, 2025-6pm EDT Aug 11, 2025
 
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