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Hazardous Weather Conditions

Current conditions at

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Fair

37°F

3°C

Humidity 82%
Wind Speed Calm
Barometer 30.56 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 9 Apr 1:55 am EDT
Extended Forecast for

3 Miles S Thornburg VA

Frost Advisory until April 9, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until April 9, 09:00am

    NOW until 9:00am Thu

    Frost Advisory

  • Overnight

    Low: 32 °F

    Frost

  • Thursday

    Thursday: Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 63 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 38. Light southeast wind.

    Low: 38 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 76. Calm wind becoming south 5 to 8 mph in the morning.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. South wind around 6 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °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

Overnight
Widespread frost. Otherwise, partly cloudy, with a low around 32. Calm wind.
Thursday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 38. Light southeast wind.
Friday
Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 76. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 52. South wind around 6 mph.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Partly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Thornburg VA
 38.09°N 77.5°W (Elev. 226 ft)
Last Update:
1:42 am EDT Apr 9, 2026
Forecast Valid:
2am EDT Apr 9, 2026-6pm EDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation