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

30°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 13 Mar 1:15 am EDT
Extended Forecast for

3 Miles S Thornburg VA

  • Overnight

    Overnight: Mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 56. Breezy, with a south wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 56 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. West wind 7 to 15 mph, with gusts as high as 24 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 61. West wind 3 to 6 mph.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. Light east wind.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Showers. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

  • Monday

    Monday: Showers. High near 71. Chance of precipitation is 100%.

    High: 71 °F

    Showers
    Likely then
    Showers

  • Monday Night

    Monday Night: Showers, mainly before 8pm. Low around 30. Chance of precipitation is 80%.

    Low: 30 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 28. Calm wind.
Friday
Mostly sunny, with a high near 56. Breezy, with a south wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly clear, with a low around 40. West wind 7 to 15 mph, with gusts as high as 24 mph.
Saturday
Partly sunny, with a high near 61. West wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 40. Light east wind.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Showers. Low around 54. Chance of precipitation is 80%.
Monday
Showers. High near 71. Chance of precipitation is 100%.
Monday Night
Showers, mainly before 8pm. Low around 30. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 52.
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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:
2:11 pm EDT Mar 12, 2026
Forecast Valid:
1am EDT Mar 13, 2026-6pm EDT Mar 19, 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