National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Overcast

38°F

3°C

Humidity 83%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 18 Jan 12:35 am EST
Extended Forecast for

Louisa VA

  • Overnight

    Overnight: A chance of rain before 3am, then rain and snow likely. Cloudy, with a low around 32. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow likely before 7am, then a chance of snow. Cloudy, with a high near 35. North wind 3 to 6 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Light and variable wind.

    Low: 19 °F

    Decreasing
    Clouds

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 41. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15. West wind 3 to 7 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 13.

    Low: 13 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of rain before 3am, then rain and snow likely. Cloudy, with a low around 32. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
Rain and snow likely before 7am, then a chance of snow. Cloudy, with a high near 35. North wind 3 to 6 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Light and variable wind.
M.L.King Day
Sunny, with a high near 41. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 15. West wind 3 to 7 mph.
Tuesday
Sunny, with a high near 32.
Tuesday Night
Clear, with a low around 13.
Wednesday
Sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 45.
Thursday Night
Mostly clear, with a low around 20.
Friday
Mostly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 26.
Saturday
A chance of rain. Partly sunny, with a high near 43. Chance of precipitation is 30%.
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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:
8:59 pm EST Jan 17, 2026
Forecast Valid:
12am EST Jan 18, 2026-6pm EST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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