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

47°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 10 Jan 7:15 pm EST
Extended Forecast for

Louisa VA

  • Tonight

    Tonight: Rain before 8pm, then showers between 8pm and 1am. Low around 43. Southwest wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm. Mostly sunny, with a temperature falling to around 37 by 5pm. West wind 7 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 47 °F⇓

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 25. West wind 5 to 11 mph.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46. Southwest wind 3 to 7 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. Southwest wind 3 to 5 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Rain before 8pm, then showers between 8pm and 1am. Low around 43. Southwest wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of showers between 1pm and 4pm. Mostly sunny, with a temperature falling to around 37 by 5pm. West wind 7 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 25. West wind 5 to 11 mph.
Monday
Sunny, with a high near 46. Southwest wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 28. Southwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Thursday
A chance of rain before 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 43.
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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:
4:02 pm EST Jan 10, 2026
Forecast Valid:
7pm EST Jan 10, 2026-6pm EST Jan 17, 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