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

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy

77°F

25°C

Humidity 61%
Wind Speed N 7 mph
Barometer 30.03 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 27 Aug 12:45 pm CDT
Extended Forecast for

Evansville WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. Northwest wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 57. North wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. South wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 79. South wind 5 to 10 mph.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. South wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. South wind around 15 mph.

    High: 86 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. South wind 10 to 15 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. Northwest wind 5 to 10 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 57. North wind around 5 mph becoming calm.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 60. South wind around 5 mph.
Saturday
A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 79. South wind 5 to 10 mph.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. South wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. South wind around 15 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. South wind 10 to 15 mph.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86.
Monday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Evansville WI
 42.79°N 89.3°W (Elev. 932 ft)
Last Update:
12:31 pm CDT Aug 27, 2026
Forecast Valid:
1pm CDT Aug 27, 2026-6pm CDT Sep 2, 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