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.

Mostly Cloudy

57°F

14°C

Humidity 51%
Wind Speed N 12 mph
Barometer 30.02 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 22 May 5:45 pm CDT
Extended Forecast for

3 Miles NNE Janesville WI

  • Tonight

    Tonight: Partly cloudy, with a low around 39. North wind 5 to 10 mph becoming light and variable after midnight.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62. North wind 5 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. North wind around 5 mph becoming calm after midnight.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Calm wind becoming north around 5 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41. Northeast wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Light northeast wind increasing to 5 to 10 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. East wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Partly sunny, with a high near 66. East wind 5 to 10 mph.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. North wind 5 to 10 mph becoming light and variable after midnight.
Friday
Mostly sunny, with a high near 62. North wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 40. North wind around 5 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 64. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 41. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 65. Light northeast wind increasing to 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 42. East wind around 5 mph becoming calm in the evening.
Memorial Day
Partly sunny, with a high near 66. East wind 5 to 10 mph.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 45.
Tuesday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 63.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Janesville WI
 42.71°N 89°W (Elev. 892 ft)
Last Update:
4:54 pm CDT May 22, 2025
Forecast Valid:
6pm CDT May 22, 2025-6pm CDT May 29, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation