Current conditions at

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Overcast

34°F

1°C

Humidity 45%
Wind Speed N 3 mph
Barometer 30.20 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 4 Feb 7:35 pm EST
Extended Forecast for

3 Miles S Thornburg VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 35. North wind 3 to 6 mph.

    High: 35 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. Calm wind.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow after 1pm.  Increasing clouds, with a high near 39. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Sunny then
    Chance Snow

  • Friday Night

    Friday Night: A slight chance of snow before 1am.  Cloudy, then gradually becoming partly cloudy, with a low around 17. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Sunny, with a high near 29. Blustery.

    High: 29 °F

    Sunny and
    Blustery

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 20. Calm wind.
Thursday
Sunny, with a high near 35. North wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 17. Calm wind.
Friday
A chance of snow after 1pm. Increasing clouds, with a high near 39. Calm wind becoming southwest around 5 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 17. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 29. Blustery.
Saturday Night
Mostly clear, with a low around 12.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Increasing clouds, with a high near 42.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Sunny, with a high near 48.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Thornburg VA
 38.09°N 77.5°W (Elev. 226 ft)
6:18 pm EST Feb 4, 2026
7pm EST Feb 4, 2026-6pm EST Feb 11, 2026
 
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