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.

Partly Cloudy

63°F

17°C

Humidity 27%
Wind Speed S 16 mph
Barometer 30.02 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 4 Nov 2:45 pm CST
Extended Forecast for

2 Miles NW Harvard IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 62. South southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. South southeast wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 56. Breezy, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph. Winds could gust as high as 35 mph.

    High: 56 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30. West northwest wind 5 to 10 mph becoming light in the evening.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 54. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 54 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after midnight. Cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: A 20 percent chance of rain before noon. Mostly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after noon. Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 62. South southeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 48. South southeast wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 56. Breezy, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph. Winds could gust as high as 35 mph.
Wednesday Night
Mostly clear, with a low around 30. West northwest wind 5 to 10 mph becoming light in the evening.
Thursday
Partly sunny, with a high near 54. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Rain likely, mainly after midnight. Cloudy, with a low around 45. Chance of precipitation is 70%.
Friday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
A chance of rain after noon. Mostly cloudy, with a high near 47.
Saturday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Harvard IL
 42.44°N 88.64°W
Last Update:
2:21 pm CST Nov 4, 2025
Forecast Valid:
3pm CST Nov 4, 2025-6pm CST Nov 10, 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