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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

41°F

5°C

Humidity 87%
Wind Speed W 9 mph
Barometer 29.98 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 3 Apr 6:45 am CDT
Extended Forecast for

5 Miles SSW Janesville WI

  • Today

    Today: Isolated showers after 5pm. Cloudy, with a high near 56. West wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 10%.

    High: 56 °F

    Cloudy then
    Isolated
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a slight chance of showers. Low around 41. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers after 4pm. Mostly cloudy, with a high near 52. Breezy, with a west wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 52 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 32. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 32 °F

    Slight Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 51. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 51 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. West wind 5 to 10 mph.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 47 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. North wind 5 to 15 mph.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

Detailed Forecast

Today
Isolated showers after 5pm. Cloudy, with a high near 56. West wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 10%.
Tonight
Showers and thunderstorms before 4am, then a slight chance of showers. Low around 41. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of showers after 4pm. Mostly cloudy, with a high near 52. Breezy, with a west wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 32. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 51. Northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 34. West wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 47. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 24. North wind 5 to 15 mph.
Tuesday
Sunny, with a high near 45.
Tuesday Night
A chance of rain and snow showers after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 62. Breezy. Chance of precipitation is 30%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 60.
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Forecast Area
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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:
6:32 am CDT Apr 3, 2026
Forecast Valid:
7am CDT Apr 3, 2026-6pm CDT Apr 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