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

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Light Rain

41°F

5°C

Humidity 76%
Wind Speed SW 8 mph
Barometer 30.00 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 3 Nov 3:35 am CST
Extended Forecast for

2 Miles SW Harvard IL

  • Overnight

    Overnight: A slight chance of showers before 5am, then a chance of sprinkles after 5am. Mostly cloudy, with a low around 40. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 59. West northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 34. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 60 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58.

    High: 58 °F

    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 56.

    High: 56 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Overnight
A slight chance of showers before 5am, then a chance of sprinkles after 5am. Mostly cloudy, with a low around 40. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 59. West northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Increasing clouds, with a low around 34. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 44. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Partly sunny, with a high near 56.
Thursday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 45.
Friday
A chance of rain before noon. Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
A chance of rain. Partly sunny, with a high near 47.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 42.
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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:
3:11 am CST Nov 3, 2025
Forecast Valid:
4am CST Nov 3, 2025-6pm CST Nov 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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