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

34°F

1°C

Humidity 85%
Wind Speed Calm
Barometer 30.38 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 25 Mar 7:15 am EDT
Extended Forecast for

Louisa VA

  • Today

    Today: Partly sunny, with a high near 63. South wind 3 to 7 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. South wind 3 to 6 mph. Winds could gust as high as 16 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. Southwest wind 7 to 11 mph.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Increasing clouds, with a low around 59. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers, mainly after 2pm. High near 70. Southwest wind 7 to 11 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers, mainly before 8pm. Low around 34. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

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

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 63. South wind 3 to 7 mph.
Tonight
Partly cloudy, with a low around 47. South wind 3 to 6 mph. Winds could gust as high as 16 mph.
Thursday
Mostly sunny, with a high near 77. Southwest wind 7 to 11 mph.
Thursday Night
A chance of showers after 2am. Increasing clouds, with a low around 59. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Friday
Showers, mainly after 2pm. High near 70. Southwest wind 7 to 11 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers, mainly before 8pm. Low around 34. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 54.
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 66.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Louisa VA
 38.02°N 78°W (Elev. 413 ft)
Last Update:
3:01 am EDT Mar 25, 2026
Forecast Valid:
7am EDT Mar 25, 2026-6pm EDT Mar 31, 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