National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fog/Mist

34°F

1°C

Humidity 100%
Wind Speed N 14 mph
Barometer 29.71 in
Dewpoint 34°F (1°C)
Visibility 2.50 mi
Wind Chill25°F (-4°C)
Last update 11 Mar 7:45 am CDT
Extended Forecast for

5 Miles SSW Janesville WI

  • Today

    Today: Rain and snow before 1pm, then snow likely between 1pm and 3pm, then a chance of rain and snow after 3pm. High near 38. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 25. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Increasing clouds, with a high near 46. West wind 5 to 15 mph becoming southwest in the afternoon.

    High: 46 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Rain before 4am, then rain and snow. Low around 35. Windy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Windy. Rain
    then
    Rain/Snow

  • Friday

    Friday: Snow before 7am. High near 44. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F

    Windy. Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 25. Northwest wind 10 to 15 mph becoming light north after midnight.

    Low: 25 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 40 percent chance of snow. Cloudy, with a high near 39. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 39 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Rain and snow likely, mainly after 1am. Cloudy, with a low around 30. East wind 10 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 30 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow. High near 39. Breezy. Chance of precipitation is 90%.

    High: 39 °F

    Rain/Snow and
    Breezy

Detailed Forecast

Today
Rain and snow before 1pm, then snow likely between 1pm and 3pm, then a chance of rain and snow after 3pm. High near 38. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 25. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Increasing clouds, with a high near 46. West wind 5 to 15 mph becoming southwest in the afternoon.
Thursday Night
Rain before 4am, then rain and snow. Low around 35. Windy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
Snow before 7am. High near 44. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Increasing clouds, with a low around 25. Northwest wind 10 to 15 mph becoming light north after midnight.
Saturday
A 40 percent chance of snow. Cloudy, with a high near 39. Light east wind becoming southeast 5 to 10 mph in the morning.
Saturday Night
Rain and snow likely, mainly after 1am. Cloudy, with a low around 30. East wind 10 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain and snow. High near 39. Breezy. Chance of precipitation is 90%.
Sunday Night
Snow likely, possibly mixed with rain before 1am, then a slight chance of snow. Mostly cloudy, with a low around 12. Blustery. Chance of precipitation is 60%.
Monday
Mostly cloudy, with a high near 26. Blustery.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Janesville WI
 42.63°N 89.04°W (Elev. 804 ft)
Last Update:
7:34 am CDT Mar 11, 2026
Forecast Valid:
8am CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation