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

52°F

11°C

Humidity 29%
Wind Speed S 5 mph
Barometer 30.36 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 24 Mar 4:15 pm EDT
Extended Forecast for

3 Miles S Thornburg VA

  • Tonight

    Tonight: Increasing clouds, with a low around 31. Light south wind.

    Low: 31 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. South wind 3 to 6 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Increasing clouds, with a low around 56. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 31. Light south wind.
Wednesday
Mostly sunny, with a high near 61. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 49. South wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 75. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers after 2am. Increasing clouds, with a low around 56. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
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:
3:51 pm EDT Mar 24, 2026
Forecast Valid:
4pm EDT Mar 24, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation