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.

Overcast

27°F

-3°C

Humidity 64%
Wind Speed NE 5 mph
Barometer 29.92 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 6 Dec 3:45 pm CST
Extended Forecast for

4 Miles WNW Clinton WI

Winter Weather Advisory December 6, 08:00pm until December 7, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Snow, mainly after 9pm. The snow could be heavy at times. Low around 16. Light east wind becoming northeast 5 to 10 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 16 °F

    Heavy Snow

  • Sunday

    Sunday: A 20 percent chance of snow before 8am. Mostly sunny, with a high near 21. Wind chill values between zero and 10. North wind 10 to 15 mph.

    High: 21 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 0. Wind chill values between -5 and -10. North wind 5 to 10 mph becoming light east after midnight.

    Low: 0 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 21. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 21 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of snow. Mostly cloudy, with a temperature falling to near 15 by 8pm, then rising to around 23 during the remainder of the night. South wind 10 to 15 mph.

    Low: 15 °F⇑

    Chance Snow

  • Tuesday

    Tuesday: A slight chance of rain and snow after noon. Mostly cloudy, with a high near 36. Southwest wind around 15 mph. Chance of precipitation is 20%.

    High: 36 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow. Low around 27. South wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 27 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of snow showers, mainly before noon. Mostly cloudy, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 33 °F

    Chance Snow
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow showers. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Snow, mainly after 9pm. The snow could be heavy at times. Low around 16. Light east wind becoming northeast 5 to 10 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Sunday
A 20 percent chance of snow before 8am. Mostly sunny, with a high near 21. Wind chill values between zero and 10. North wind 10 to 15 mph.
Sunday Night
Mostly cloudy, with a low around 0. Wind chill values between -5 and -10. North wind 5 to 10 mph becoming light east after midnight.
Monday
Mostly cloudy, with a high near 21. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a temperature falling to near 15 by 8pm, then rising to around 23 during the remainder of the night. South wind 10 to 15 mph.
Tuesday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 36. Southwest wind around 15 mph. Chance of precipitation is 20%.
Tuesday Night
Rain, possibly mixed with snow. Low around 27. South wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 40 percent chance of snow showers, mainly before noon. Mostly cloudy, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 13.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 24.
Thursday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 5.
Friday
A 20 percent chance of snow showers. Partly sunny, with a high near 13.
Friday Night
Mostly cloudy, with a low around -3.
Saturday
Partly sunny and cold, with a high near 9.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Clinton WI
 42.58°N 88.92°W (Elev. 797 ft)
Last Update:
3:12 pm CST Dec 6, 2025
Forecast Valid:
4pm CST Dec 6, 2025-6pm CST Dec 13, 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