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

30°F

-1°C

Humidity 58%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 12 Jan 12:35 am EST
Extended Forecast for

Louisa VA

  • Overnight

    Overnight: Mostly clear, with a low around 26. West wind 3 to 5 mph.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 48. Southwest wind 3 to 6 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Southwest wind around 6 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 17 mph.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Southwest wind around 8 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 20%.

    High: 53 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain before 1pm, then a chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Partly cloudy, with a low around 21. Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 26. West wind 3 to 5 mph.
Monday
Sunny, with a high near 48. Southwest wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 27. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 53. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 17 mph.
Tuesday Night
Partly cloudy, with a low around 35. Southwest wind around 8 mph, with gusts as high as 21 mph.
Wednesday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 20%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Thursday
A chance of rain before 1pm, then a chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 50%.
Thursday Night
A chance of snow before 1am. Partly cloudy, with a low around 21. Chance of precipitation is 30%.
Friday
Sunny, with a high near 39.
Friday Night
Mostly clear, with a low around 22.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
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:
11:53 pm EST Jan 11, 2026
Forecast Valid:
12am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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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