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

Hazardous Weather Conditions

Current conditions at

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Overcast

30°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 30°F (-1°C)
Visibility 5.00 mi
Last update 6 Dec 5:35 am EST
Extended Forecast for

3 Miles S Thornburg VA

Winter Weather Advisory December 6, 05:48am until December 6, 08:00am
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory December 6, 05:48am until December 6, 08:00am

    NOW until 8:00am Sat

    Winter Weather Advisory

  • Today

    High: 42 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Patchy freezing fog after 1am. Partly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear
    then Patchy
    Freezing Fog

  • Sunday

    Sunday: Patchy freezing fog before 8am. Partly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Patchy
    Freezing Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. Calm wind becoming north around 6 mph after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow after 1pm. Partly sunny, with a high near 36. North wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, partly sunny, with a high near 42. Calm wind.
Tonight
Patchy freezing fog after 1am. Partly cloudy, with a low around 23. Calm wind.
Sunday
Patchy freezing fog before 8am. Partly sunny, with a high near 45. Calm wind.
Sunday Night
Mostly cloudy, with a low around 27. Calm wind becoming north around 6 mph after midnight.
Monday
A slight chance of snow after 1pm. Partly sunny, with a high near 36. North wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Thornburg VA
 38.09°N 77.5°W (Elev. 226 ft)
Last Update:
3:39 am EST Dec 6, 2025
Forecast Valid:
5am EST Dec 6, 2025-6pm EST Dec 12, 2025
 
Forecast Discussion
 
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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