Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Fair
32°F
0°C
| Humidity | 87% |
| Wind Speed | Calm |
| Barometer | 30.28 in |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Last update | 20 Apr 3:15 am CDT |
Extended Forecast for
Alden IL
Freeze Warning April 20, 03:26am until April 20, 09:00am
NOW until 9:00am Mon

Freeze Warning
Overnight

Low: 26 °F
Frost
Monday

High: 54 °F
Frost then
Mostly SunnyMonday Night

Low: 42 °F
Mostly Cloudy
Tuesday

High: 72 °F
Mostly Sunny
Tuesday Night

Low: 45 °F
Mostly Clear
Wednesday

High: 71 °F
Sunny
Wednesday Night

Low: 54 °F
Partly Cloudy
Thursday
High: 78 °F
Mostly Sunny
then Partly
Sunny and
Breezy
Detailed Forecast
Overnight
Widespread frost. Otherwise, mostly clear, with a low around 26. Calm wind.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 54. Light and variable wind becoming south southwest 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 42. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 72. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 45. West southwest wind around 5 mph becoming northeast after midnight. Winds could gust as high as 10 mph.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 78. Breezy.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59.
Friday
A chance of showers. Mostly cloudy, with a high near 70.
Friday Night
A chance of showers. Mostly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 61.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Alden IL
42.46°N 88.52°W
42.46°N 88.52°W
2:51 am CDT Apr 20, 2026
3am CDT Apr 20, 2026-6pm CDT Apr 26, 2026



