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.

Overcast

44°F

7°C

Humidity 79%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 26 Feb 8:15 pm EST
Extended Forecast for

Louisa VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Light north wind.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming 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 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 65. Light southwest wind.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40. Light and variable wind.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 55.

    High: 55 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °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 23. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Wintry
    Mix

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. Light north wind.
Friday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 55. Calm wind.
Friday Night
Partly cloudy, with a low around 38. Calm wind.
Saturday
Sunny, with a high near 65. Light southwest wind.
Saturday Night
Mostly clear, with a low around 40. Light and variable wind.
Sunday
Increasing clouds, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 31.
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 23. 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 30%.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Cloudy, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Louisa VA
 38.02°N 78°W (Elev. 413 ft)
Last Update:
8:02 pm EST Feb 26, 2026
Forecast Valid:
8pm EST Feb 26, 2026-6pm EST Mar 5, 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