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

41°F

5°C

Humidity 43%
Wind Speed SW 8 mph
Barometer 29.76 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 25 Feb 6:35 am EST
Extended Forecast for

Louisa VA

  • Today

    Today: A chance of sprinkles before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 57. Southwest wind 10 to 14 mph, with gusts as high as 29 mph.

    High: 57 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Southwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 17 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 7am. Mostly cloudy, with a high near 49. Calm wind becoming northeast around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 35. Light northeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Friday

    Friday: A slight chance of rain before 1pm. Partly sunny, with a high near 51. Light and variable wind. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of sprinkles before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 57. Southwest wind 10 to 14 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 40. Southwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 17 mph.
Thursday
Rain likely, mainly after 7am. Mostly cloudy, with a high near 49. Calm wind becoming northeast around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35. Light northeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of rain before 1pm. Partly sunny, with a high near 51. Light and variable wind. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
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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:
5:16 am EST Feb 25, 2026
Forecast Valid:
6am EST Feb 25, 2026-6pm EST Mar 3, 2026
 
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Additional Resources

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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