Current conditions at

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Overcast

69°F

21°C

Humidity 92%
Wind Speed NE 7 mph
Barometer 29.89 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 21 Aug 9:55 am EDT
Extended Forecast for

4 Miles SSW Thornburg VA

  • Today

    Today: Isolated showers before 11am.  Cloudy, with a high near 74. North wind 11 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    High: 74 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 62. North wind 3 to 7 mph.

    Low: 62 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 82. North wind 3 to 6 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers after 2pm.  Partly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 2am.  Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers before 11am. Cloudy, with a high near 74. North wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 62. North wind 3 to 7 mph.
Friday
Sunny, with a high near 82. North wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 59. Calm wind.
Saturday
Sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 64.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Thornburg VA
 38.07°N 77.53°W (Elev. 243 ft)
10:38 am EDT Aug 21, 2025
10am EDT Aug 21, 2025-6pm EDT Aug 27, 2025
 
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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