Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62° N Lon: 89.04° W Elev: 801 ft.

Fair

7°F

-14°C

Humidity 43%
Wind Speed SW 16 G 23 mph
Barometer 30.16 in
Dewpoint -11°F (-24°C)
Visibility 10.00 mi
Wind Chill-11°F (-24°C)
Last update 26 Jan 3:45 pm CST
Detailed forecast for

Rock County

Late This Afternoon
Sunny. Southwest winds 10 to 15 mph.
Tonight
Not as cold. Mostly cloudy. Scattered flurries after midnight. Lows around 4. Southwest winds 10 to 20 mph.
Tuesday
Partly sunny. Near steady temperature around 9. Northwest winds 10 to 20 mph.
Tuesday Night
Partly cloudy. Lows around 2 below. West winds 5 to 10 mph.
Wednesday
Partly sunny. Highs around 12. West winds 5 to 15 mph.
Wednesday Night
Mostly clear. Lows around 5 below. Northwest winds 5 to 10 mph.
Thursday
Sunny. Highs around 9.
Thursday Night
Partly cloudy. Lows around 5 below.
Friday
Sunny in the morning then becoming partly sunny. Highs around 11.
Friday Night
Partly cloudy. Lows around 2.
Saturday
Sunny. Highs around 19.
Saturday Night
Mostly clear. Lows around 3.
Sunday
Partly sunny with a 20 percent chance of light snow. Highs in the lower 20s.
Sunday Night
Mostly cloudy with a 20 percent chance of light snow. Not as cold. Lows around 14.
Monday
Mostly cloudy. Highs in the upper 20s.



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335 PM CST Mon Jan 26 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database