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.

Fair

37°F

3°C

Humidity 81%
Wind Speed Calm
Barometer 30.21 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 7 Nov 8:45 am CST
Extended Forecast for

Rockton IL

  • Today

    Today: Mostly sunny, with a high near 51. Calm wind becoming west southwest around 5 mph in the morning. Winds could gust as high as 15 mph.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 35. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 35 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 58. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. West northwest wind 5 to 10 mph becoming light west in the evening.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 59. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 51. Calm wind becoming west southwest around 5 mph in the morning. Winds could gust as high as 15 mph.
Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 35. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 58. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 31. West northwest wind 5 to 10 mph becoming light west in the evening.
Monday
Mostly sunny, with a high near 59. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 35.
Veterans Day
Mostly sunny, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rockton IL
 42.43°N 89.05°W
Last Update:
8:46 am CST Nov 7, 2026
Forecast Valid:
8am CST Nov 7, 2026-6pm CST Nov 13, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation