Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Partly Cloudy
84°F
29°C
| Humidity | 29% |
| Wind Speed | S 15 G 20 mph |
| Barometer | 30.03 in |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Heat Index | 82°F (28°C) |
| Last update | 25 May 3:45 pm CDT |
Extended Forecast for
South Beloit IL
Memorial Day

High: 84 °F
Sunny
Tonight

Low: 59 °F
Clear
Tuesday

High: 86 °F
Sunny
Tuesday Night

Low: 61 °F
Partly Cloudy
Wednesday
High: 84 °F
Partly Sunny
then Chance
T-stormsWednesday Night

Low: 55 °F
Chance
ShowersThursday

High: 77 °F
Sunny
Thursday Night

Low: 49 °F
Mostly Clear
Friday

High: 81 °F
Sunny
Detailed Forecast
Memorial Day
Sunny, with a high near 84. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 59. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 86. South southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 61. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Calm wind becoming northeast around 5 mph in the morning.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 55.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 77.
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
2:46 pm CDT May 25, 2026
3pm CDT May 25, 2026-6pm CDT May 31, 2026


