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.

Fair

38°F

3°C

Humidity 44%
Wind Speed SW 5 mph
Barometer 30.14 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 22 Jan 12:35 am EST
Extended Forecast for

3 Miles S Thornburg VA

  • Overnight

    Overnight: Partly cloudy, with a low around 35. Southwest wind around 8 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 53. West wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow before 1pm. Mostly cloudy, with a high near 45. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. North wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Snow likely, mainly after 1pm. Cloudy, with a high near 20. Chance of precipitation is 60%.

    High: 20 °F

    Slight Chance
    Snow then
    Snow Likely

  • Saturday Night

    Saturday Night: Snow. Low around 14. Chance of precipitation is 100%.

    Low: 14 °F

    Snow

  • Sunday

    Sunday: Snow and freezing rain. High near 23. Chance of precipitation is 100%.

    High: 23 °F

    Wintry Mix

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 60%.

    Low: 14 °F

    Snow Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 35. Southwest wind around 8 mph.
Thursday
Sunny, with a high near 53. West wind 6 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 26. Calm wind.
Friday
A slight chance of snow before 1pm. Mostly cloudy, with a high near 45. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 13. North wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
Snow likely, mainly after 1pm. Cloudy, with a high near 20. Chance of precipitation is 60%.
Saturday Night
Snow. Low around 14. Chance of precipitation is 100%.
Sunday
Snow and freezing rain. High near 23. Chance of precipitation is 100%.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 28.
Monday Night
Mostly clear, with a low around 1.
Tuesday
Sunny, with a high near 28.
Tuesday Night
Partly cloudy, with a low around 8.
Wednesday
Partly sunny, with a high near 33.
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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:
9:50 pm EST Jan 21, 2026
Forecast Valid:
12am EST Jan 22, 2026-6pm EST Jan 28, 2026
 
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