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

Significant Coastal Impacts from Nor'Easter; Hurricane Nolo Bring Gusty Winds and Heavy Rain to Hawaii

A nor'easter will continue to bring significant coastal impacts to the Mid-Atlantic and New England into Monday. Moderate to major coastal flooding, heavy rain, strong winds, and high surf are expected. Hurricane Nolo will remain south of the Big Island of Hawaii with gusty winds and heavy rainfall that may bring significant, life-threatening flooding and mudslides through the weekend. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

70°F

21°C

Humidity 46%
Wind Speed E 6 mph
Barometer 30.18 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 26 Sep 2:45 pm CDT
Extended Forecast for

Rockton IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 67. East southeast wind around 5 mph.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of sprinkles after 5am. Mostly cloudy, with a low around 48. East wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Slight Chance
    Sprinkles

  • Sunday

    Sunday: Mostly sunny, with a high near 69. Calm wind becoming north northeast around 5 mph.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50. North northeast wind around 5 mph becoming calm.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. Calm wind.

    High: 71 °F

    Mostly Sunny

  • Monday Night

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

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 67. East southeast wind around 5 mph.
Tonight
A slight chance of sprinkles after 5am. Mostly cloudy, with a low around 48. East wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 69. Calm wind becoming north northeast around 5 mph.
Sunday Night
Partly cloudy, with a low around 50. North northeast wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 71. Calm wind.
Monday Night
Mostly clear, with a low around 51.
Tuesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 72.
Tuesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 59.
Wednesday
A chance of showers. Mostly cloudy, with a high near 69.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59.
Thursday
Showers likely. Mostly cloudy, with a high near 69.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 54.
Friday
A chance of showers. Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rockton IL
 42.45°N 89.08°W
Last Update:
2:46 pm CDT Sep 26, 2026
Forecast Valid:
3pm CDT Sep 26, 2026-6pm CDT Oct 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