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

39°F

4°C

Humidity 67%
Wind Speed Calm
Barometer 30.38 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 25 Mar 1:55 am EDT
Extended Forecast for

4 Miles NNW Bumpass VA

  • Overnight

    Overnight: Mostly cloudy, with a low around 34. Light south wind.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. Calm wind becoming south around 6 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. South wind 3 to 5 mph.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Increasing clouds, with a low around 56. Southwest wind 9 to 11 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 72 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 34. Light south wind.
Wednesday
Mostly sunny, with a high near 61. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 48. South wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 75. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers after 2am. Increasing clouds, with a low around 56. Southwest wind 9 to 11 mph. Chance of precipitation is 30%.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 39.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Bumpass VA
 38°N 77.77°W (Elev. 289 ft)
Last Update:
9:44 pm EDT Mar 24, 2026
Forecast Valid:
2am EDT Mar 25, 2026-6pm EDT Mar 31, 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