Current conditions at

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Partly Cloudy

27°F

-3°C

Humidity 50%
Wind Speed NE 6 mph
Barometer 30.38 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 18 Mar 8:15 am EDT
Extended Forecast for

Louisa VA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 45. Calm wind becoming south around 5 mph in the afternoon.

    High: 45 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 57. Calm wind becoming south around 6 mph in the morning.

    High: 57 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65. Calm wind becoming south around 6 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers.  Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 45. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 27. Calm wind.
Thursday
Mostly sunny, with a high near 57. Calm wind becoming south around 6 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 37. Calm wind.
Friday
Mostly sunny, with a high near 65. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Louisa VA
 38.02°N 78°W (Elev. 413 ft)
6:11 am EDT Mar 18, 2026
8am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
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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