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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy and Breezy

19°F

-7°C

Humidity 73%
Wind Speed NW 21 G 28 mph
Barometer 30.11 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 29 Dec 2:45 pm CST
Extended Forecast for

5 Miles SSW Janesville WI

  • This Afternoon

    This Afternoon: A 40 percent chance of snow. Patchy blowing snow before 4pm. Mostly cloudy, with a high near 21. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 21 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: A 20 percent chance of snow before 7pm. Mostly cloudy, with a low around 7. Wind chill values between -5 and zero. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 7 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after 3pm. Increasing clouds, with a high near 26. Wind chill values between -5 and 5. Southwest wind 10 to 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Slight Chance
    Snow then
    Snow Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 20. Northwest wind around 10 mph.

    Low: 20 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Snow likely after noon. Cloudy, with a high near 28. Northwest wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Cloudy then
    Snow Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 5. Northwest wind 5 to 10 mph.

    Low: 5 °F

    Slight Chance
    Snow then
    Mostly Clear

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 18. West wind 5 to 10 mph.

    High: 18 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10. West wind around 5 mph becoming calm in the evening.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow. Patchy blowing snow before 4pm. Mostly cloudy, with a high near 21. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
A 20 percent chance of snow before 7pm. Mostly cloudy, with a low around 7. Wind chill values between -5 and zero. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Snow likely, mainly after 3pm. Increasing clouds, with a high near 26. Wind chill values between -5 and 5. Southwest wind 10 to 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 20. Northwest wind around 10 mph.
Wednesday
Snow likely after noon. Cloudy, with a high near 28. Northwest wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 5. Northwest wind 5 to 10 mph.
New Year's Day
Mostly sunny, with a high near 18. West wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 10. West wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 25.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Partly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 14.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Janesville WI
 42.63°N 89.04°W (Elev. 804 ft)
Last Update:
2:33 pm CST Dec 29, 2025
Forecast Valid:
3pm CST Dec 29, 2025-6pm CST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation