Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Light Snow
19°F
-7°C
| Humidity | 73% |
| Wind Speed | SW 8 mph |
| Barometer | 30.08 in |
| Dewpoint | 12°F (-11°C) |
| Visibility | 7.00 mi |
| Wind Chill | 9°F (-13°C) |
| Last update | 5 Feb 5:45 am CST |
Extended Forecast for
Janesville WI
Today
High: 32 °F
Chance Snow
then CloudyTonight
Low: 25 °F
Cloudy then
Snow LikelyFriday
High: 35 °F
Chance Snow
then Mostly
CloudyFriday Night

Low: 5 °F
Mostly Clear
Saturday

High: 22 °F
Increasing
CloudsSaturday Night

Low: 17 °F
Mostly Cloudy
Sunday

High: 34 °F
Mostly Cloudy
Sunday Night

Low: 21 °F
Partly Cloudy
Monday

High: 44 °F
Partly Sunny
Detailed Forecast
Today
A 50 percent chance of snow, mainly before 11am. Cloudy, with a high near 32. Southwest wind 5 to 15 mph.
Tonight
Snow likely, mainly after 3am. Mostly cloudy, with a low around 25. West wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly before 9am. Mostly cloudy, with a high near 35. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 5. Wind chill values between zero and 5. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Saturday
Increasing clouds, with a high near 22. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 17. South wind around 5 mph.
Sunday
Mostly cloudy, with a high near 34. South wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 21. Southeast wind around 5 mph becoming calm.
Monday
Partly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
A 30 percent chance of rain. Cloudy, with a low around 28.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 36.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Janesville WI
42.67°N 89.04°W (Elev. 774 ft)
42.67°N 89.04°W (Elev. 774 ft)
5:17 am CST Feb 5, 2026
6am CST Feb 5, 2026-6pm CST Feb 11, 2026



