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

45°F

7°C

Humidity 94%
Wind Speed SW 5 mph
Barometer 29.99 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 1 Mar 2:55 am EST
Extended Forecast for

Louisa VA

  • Overnight

    Overnight: Partly cloudy, with a low around 38. Light southwest wind.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 54. North wind 5 to 10 mph.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Northeast wind 5 to 9 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: A chance of snow after 1pm. Partly sunny, with a high near 38. Northeast wind 5 to 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 38 °F

    Partly Sunny
    then Chance
    Snow

  • Monday Night

    Monday Night: A chance of snow before 10pm, then a chance of rain and snow between 10pm and 1am, then rain likely after 1am. Mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain likely, mainly before 1pm. Cloudy, with a high near 51. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 38. Light southwest wind.
Sunday
Mostly sunny, with a high near 54. North wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 29. Northeast wind 5 to 9 mph.
Monday
A chance of snow after 1pm. Partly sunny, with a high near 38. Northeast wind 5 to 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A chance of snow before 10pm, then a chance of rain and snow between 10pm and 1am, then rain likely after 1am. Mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
Rain likely, mainly before 1pm. Cloudy, with a high near 51. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
Mostly cloudy, with a high near 73.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
A chance of rain. Partly sunny, with a high near 75. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 77.
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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:
2:50 am EST Mar 1, 2026
Forecast Valid:
3am EST Mar 1, 2026-6pm EST Mar 7, 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