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

N/A

Humidity NA
Wind Speed NE 17 mph
Barometer NA
Dewpoint N/A
Visibility 5.00 mi
Last update 18 Nov 3:45 pm CST
Extended Forecast for

2 Miles NW Janesville WI

  • This Afternoon

    This Afternoon: A chance of sprinkles. Cloudy, with a high near 41. Northeast wind around 10 mph.

    High: 41 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: Cloudy, with a low around 35. Northeast wind 5 to 10 mph.

    Low: 35 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 44. East wind around 5 mph becoming calm in the afternoon.

    High: 44 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain. Mostly cloudy, with a high near 55. South wind 5 to 10 mph becoming west in the afternoon.

    High: 55 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. West wind around 5 mph becoming northwest after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 48. Northwest wind around 5 mph.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. North wind around 5 mph becoming calm.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of sprinkles. Cloudy, with a high near 41. Northeast wind around 10 mph.
Tonight
Cloudy, with a low around 35. Northeast wind 5 to 10 mph.
Wednesday
Cloudy, with a high near 44. East wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Cloudy, with a low around 37. Calm wind.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 55. South wind 5 to 10 mph becoming west in the afternoon.
Thursday Night
Mostly cloudy, with a low around 32. West wind around 5 mph becoming northwest after midnight.
Friday
Mostly sunny, with a high near 48. Northwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 26. North wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 53.
Monday Night
A 20 percent chance of rain. Partly cloudy, with a low around 33.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Janesville WI
 42.71°N 89.03°W (Elev. 768 ft)
Last Update:
4:37 pm CST Nov 18, 2025
Forecast Valid:
5pm CST Nov 18, 2025-6pm CST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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