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.

Partly Cloudy

39°F

4°C

Humidity 72%
Wind Speed W 8 mph
Barometer 29.65 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 17 Mar 12:15 am EDT
Extended Forecast for

8 Miles SW Bumpass VA

  • Overnight

    Overnight: Mostly clear, with a low around 29. West wind 9 to 11 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 45. West wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 45 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. Northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 17 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. Calm wind becoming south around 6 mph in the afternoon.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. Light south wind.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.

    Low: 45 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 29. West wind 9 to 11 mph.
Tuesday
Increasing clouds, with a high near 45. West wind 7 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 24. Northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 17 mph.
Wednesday
Partly sunny, with a high near 43. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 29. Light south wind.
Thursday
Partly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 65.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Saturday
A chance of showers before 8am. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Bumpass VA
 37.87°N 77.82°W (Elev. 397 ft)
Last Update:
6:37 pm EDT Mar 16, 2026
Forecast Valid:
12am EDT Mar 17, 2026-6pm EDT Mar 23, 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