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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

66°F

19°C

Humidity 49%
Wind Speed S 10 G 17 mph
Barometer 30.23 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 3 Oct 1:45 pm CDT
Extended Forecast for

Clinton WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 67. South wind around 10 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers between 1am and 3am. Increasing clouds, with a low around 47. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 67. Northwest wind 5 to 10 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38. Northwest wind around 5 mph.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 63. Calm wind becoming north around 5 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 42. Calm wind becoming south around 5 mph after midnight.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. South wind 5 to 15 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 67. South wind around 10 mph.
Tonight
A slight chance of showers between 1am and 3am. Increasing clouds, with a low around 47. South wind around 5 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 67. Northwest wind 5 to 10 mph.
Sunday Night
Clear, with a low around 38. Northwest wind around 5 mph.
Monday
Sunny, with a high near 63. Calm wind becoming north around 5 mph.
Monday Night
Clear, with a low around 42. Calm wind becoming south around 5 mph after midnight.
Tuesday
Sunny, with a high near 67. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 51. South wind 5 to 15 mph.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clinton WI
 42.55°N 88.87°W (Elev. 938 ft)
Last Update:
1:21 pm CDT Oct 3, 2026
Forecast Valid:
2pm CDT Oct 3, 2026-6pm CDT Oct 9, 2026
 
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