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

60°F

16°C

Humidity 96%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 25 Jun 4:55 am EDT
Extended Forecast for

4 Miles ENE Thornburg VA

  • Today

    Today: Mostly sunny, with a high near 88. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 68. South wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Light southwest wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, then showers and thunderstorms likely after 11am. Mostly cloudy, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    T-storms
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 88. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Partly cloudy, with a low around 68. South wind around 6 mph.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Light southwest wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers, then showers and thunderstorms likely after 11am. Mostly cloudy, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Thornburg VA
 38.15°N 77.46°W (Elev. 148 ft)
Last Update:
3:00 am EDT Jun 25, 2026
Forecast Valid:
5am EDT Jun 25, 2026-6pm EDT Jul 1, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation