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

43°F

6°C

Humidity 66%
Wind Speed SW 13 G 18 mph
Barometer 30.06 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 2 Nov 9:15 pm CST
Extended Forecast for

2 Miles SW Harvard IL

  • Tonight

    Tonight: A chance of sprinkles with a slight chance of rain before 2am, then a chance of sprinkles between 2am and 4am. Mostly cloudy, with a steady temperature around 41. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Monday

    Monday: Sunny, with a high near 58. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 58 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. West wind 5 to 10 mph becoming light in the evening.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. Light south southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44. South southeast wind 5 to 10 mph becoming west southwest after midnight.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Showers
    Likely

Detailed Forecast

Tonight
A chance of sprinkles with a slight chance of rain before 2am, then a chance of sprinkles between 2am and 4am. Mostly cloudy, with a steady temperature around 41. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 58. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 33. West wind 5 to 10 mph becoming light in the evening.
Tuesday
Mostly sunny, with a high near 60. Light south southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 44. South southeast wind 5 to 10 mph becoming west southwest after midnight.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Partly sunny, with a high near 55.
Thursday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 46.
Friday
A chance of showers before noon. Partly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
A chance of rain. Partly sunny, with a high near 50.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Harvard IL
 42.39°N 88.64°W
Last Update:
8:06 pm CST Nov 2, 2025
Forecast Valid:
9pm CST Nov 2, 2025-6pm CST Nov 9, 2025
 
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