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.

Fair

36°F

2°C

Humidity 32%
Wind Speed S 7 mph
Barometer 30.03 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 17 Jan 12:55 am EST
Extended Forecast for

Louisa VA

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. South wind around 8 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow before 11am, then a slight chance of rain between 11am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 48. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain and snow after 4am. Increasing clouds, with a low around 31. Light west wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow before 7am, then a chance of snow. Mostly cloudy, with a high near 35. Calm wind becoming north around 5 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    High: 35 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Light and variable wind.

    Low: 20 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 15.

    Low: 15 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. South wind around 8 mph.
Saturday
A chance of rain and snow before 11am, then a slight chance of rain between 11am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 48. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow after 4am. Increasing clouds, with a low around 31. Light west wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday
A chance of rain and snow before 7am, then a chance of snow. Mostly cloudy, with a high near 35. Calm wind becoming north around 5 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Sunday Night
Partly cloudy, with a low around 20. Light and variable wind.
M.L.King Day
Sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Clear, with a low around 15.
Wednesday
Sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 39.
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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:
12:54 am EST Jan 17, 2026
Forecast Valid:
1am EST Jan 17, 2026-6pm EST Jan 23, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation