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

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Fair

41°F

5°C

Humidity 83%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 27 Feb 9:15 pm EST
Extended Forecast for

3 Miles S Thornburg VA

  • Tonight

    Tonight: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64. Light southwest wind.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Light and variable wind becoming north 5 to 9 mph in the morning. Winds could gust as high as 17 mph.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28. North wind 5 to 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of rain and snow after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of snow before 1am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow
    then Chance
    Wintry Mix

  • Tuesday

    Tuesday: A chance of rain or freezing rain before 1pm, then a chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.

    High: 44 °F

    Chance
    Rain/Freezing
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 33. Calm wind.
Saturday
Sunny, with a high near 64. Light southwest wind.
Saturday Night
Mostly clear, with a low around 41. Calm wind.
Sunday
Mostly sunny, with a high near 60. Light and variable wind becoming north 5 to 9 mph in the morning. Winds could gust as high as 17 mph.
Sunday Night
Mostly cloudy, with a low around 28. North wind 5 to 7 mph.
Monday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of snow before 1am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Tuesday
A chance of rain or freezing rain before 1pm, then a chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 50%.
Wednesday
A chance of rain before 1pm. Mostly cloudy, with a high near 58. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Mostly cloudy, with a high near 67.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 69. Chance of precipitation is 30%.
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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:
9:03 pm EST Feb 27, 2026
Forecast Valid:
9pm EST Feb 27, 2026-6pm EST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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