Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

70°F

21°C

Humidity 40%
Wind Speed S 12 mph
Barometer 30.15 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 3 Oct 4:45 pm CDT
Extended Forecast for

Rockton IL

  • Tonight

    Tonight: A slight chance of sprinkles before 2am, then a slight chance of showers between 2am and 3am.  Partly cloudy, with a low around 46. South wind around 5 mph.  Chance of precipitation is 20%.

    Low: 46 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 68. West southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Northwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 10 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. Calm wind.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41. Calm wind becoming south southeast around 5 mph.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of sprinkles before 2am, then a slight chance of showers between 2am and 3am. Partly cloudy, with a low around 46. South wind around 5 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 68. West southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 40. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Monday
Sunny, with a high near 64. Calm wind.
Monday Night
Clear, with a low around 41. Calm wind becoming south southeast around 5 mph.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Rockton IL
 42.45°N 89.05°W
2:36 pm CDT Oct 3, 2026
4pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
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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