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.

Sky Obscured

35°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 35°F (2°C)
Visibility 1.25 mi
Last update 8 Jan 4:55 am EST
Extended Forecast for

Louisa VA

  • Today

    Today: Mostly sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 1pm. Increasing clouds, with a high near 61. South wind 3 to 8 mph. Winds could gust as high as 16 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain. Low around 55. Southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Rain

  • Saturday

    Saturday: Rain before 1pm, then showers after 1pm. High near 66. South wind 5 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 66 °F

    Rain

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 57. Light and variable wind.
Tonight
Mostly cloudy, with a low around 39. Calm wind.
Friday
A chance of rain after 1pm. Increasing clouds, with a high near 61. South wind 3 to 8 mph. Winds could gust as high as 16 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain. Low around 55. Southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain before 1pm, then showers after 1pm. High near 66. South wind 5 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Saturday Night
Showers likely, mainly before 1am. Cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Partly sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 50.
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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:
3:16 am EST Jan 8, 2026
Forecast Valid:
5am EST Jan 8, 2026-6pm EST Jan 14, 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