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

77°F

25°C

Humidity 93%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 5 Aug 8:35 pm EDT
Extended Forecast for

6 Miles SW Louisa VA

  • Tonight

    Tonight: A slight chance of showers before 10pm. Partly cloudy, with a low around 70. South wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 70. South wind 3 to 5 mph. Winds could gust as high as 16 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Southwest wind 6 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 69. Southwest wind 3 to 5 mph. Winds could gust as high as 16 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers before 10pm. Partly cloudy, with a low around 70. South wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 88. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Thursday Night
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 70. South wind 3 to 5 mph. Winds could gust as high as 16 mph. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Southwest wind 6 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 69. Southwest wind 3 to 5 mph. Winds could gust as high as 16 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 89. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Louisa VA
 37.97°N 78.09°W (Elev. 410 ft)
Last Update:
7:53 pm EDT Aug 5, 2026
Forecast Valid:
8pm EDT Aug 5, 2026-6pm EDT Aug 12, 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