Current conditions at

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Overcast

45°F

7°C

Humidity 74%
Wind Speed E 3 mph
Barometer 29.86 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 26 Feb 5:55 pm EST
Extended Forecast for

3 Miles S Thornburg VA

  • Tonight

    Tonight: A slight chance of rain before 7pm.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 35. Northeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • 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 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow.  Mostly cloudy, with a high near 36. Chance of precipitation is 50%.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: A chance of snow and freezing rain before 1am.  Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Wintry
    Mix

Detailed Forecast

Tonight
A slight chance of rain before 7pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 35. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 55. Calm wind.
Friday Night
Partly cloudy, with a low around 36. Calm wind.
Saturday
Sunny, with a high near 64. Light southwest wind.
Saturday Night
Mostly clear, with a low around 40. Calm wind.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
A chance of snow. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.
Monday Night
A chance of snow and freezing rain before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Tuesday
A chance of rain after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Cloudy, with a low around 33. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Cloudy, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Thornburg VA
 38.09°N 77.5°W (Elev. 226 ft)
1:09 pm EST Feb 26, 2026
6pm EST Feb 26, 2026-6pm EST Mar 5, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database