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Hazardous Weather Conditions

Current conditions at

Lake Anna Airport (K7W4)

Lat: 37.97°NLon: 77.75°WElev: 351ft.

Fair

38°F

3°C

Humidity 79%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 20 Apr 12:55 am EDT
Extended Forecast for

Louisa VA

Freeze Watch April 21, 02:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Overnight

    Overnight: Mostly clear, with a low around 39. Southwest wind 3 to 5 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 59. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy frost after 2am. Otherwise, mostly clear, with a low around 29. North wind 3 to 6 mph.

    Low: 29 °F

    Mostly Clear
    then Patchy
    Frost

  • Tuesday

    Tuesday: Areas of frost before 9am. Otherwise, sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 64 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 47. South wind 5 to 7 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 50.

    Low: 50 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 39. Southwest wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 59. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Monday Night
Patchy frost after 2am. Otherwise, mostly clear, with a low around 29. North wind 3 to 6 mph.
Tuesday
Areas of frost before 9am. Otherwise, sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 47. South wind 5 to 7 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 50.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 57.
Saturday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Louisa VA
 38.02°N 78°W (Elev. 413 ft)
Last Update:
9:06 pm EDT Apr 19, 2026
Forecast Valid:
1am EDT Apr 20, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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