Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Fair
32°F
0°C
| Humidity | 87% |
| Wind Speed | S 6 mph |
| Barometer | 30.00 in |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 26°F (-3°C) |
| Last update | 12 Jan 8:45 pm CST |
Extended Forecast for
South Beloit IL
Tonight

Low: 33 °F
Mostly Cloudy
Tuesday
High: 50 °F
Partly Sunny
then Mostly
Sunny and
BreezyTuesday Night

Low: 23 °F
Mostly Cloudy
Wednesday
High: 25 °F
Blustery.
Slight Chance
Snow Showers
then Partly
SunnyWednesday Night

Low: 11 °F
Partly Cloudy
Thursday

High: 25 °F
Mostly Sunny
Thursday Night

Low: 19 °F
Snow Likely
Friday

High: 31 °F
Snow Likely
Friday Night

Low: 12 °F
Chance Snow
Detailed Forecast
Tonight
Mostly cloudy, with a low around 33. South southwest wind 5 to 15 mph.
Tuesday
Partly sunny, with a high near 50. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 23. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 20 percent chance of snow showers before noon. Partly sunny, with a high near 25. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
Partly cloudy, with a low around 11. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 25.
Thursday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Friday
Snow likely. Cloudy, with a high near 31.
Friday Night
A chance of snow. Mostly cloudy, with a low around 12.
Saturday
A chance of snow. Mostly cloudy, with a high near 17.
Saturday Night
Mostly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 15.
Sunday Night
Mostly cloudy, with a low around 3.
M.L.King Day
Partly sunny, with a high near 18.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
South Beloit IL
42.5°N 89.05°W
42.5°N 89.05°W
8:46 pm CST Jan 12, 2026
8pm CST Jan 12, 2026-6pm CST Jan 19, 2026


