Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

37°F

3°C

Humidity 93%
Wind Speed E 17 G 21 mph
Barometer 30.00 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 3 Apr 11:30 pm CDT
Extended Forecast for

Alden IL

Flood Watch until April 4, 10:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until April 4, 10:00am

    NOW until 10:00am Sat

    Flood Watch

  • Tonight

    Low: 39 °F

    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 9am.  Mostly cloudy, with a high near 52. Breezy, with a south wind 10 to 15 mph becoming west 20 to 25 mph in the morning. Winds could gust as high as 35 mph.  Chance of precipitation is 30%.

    High: 52 °F

    Breezy.
    Chance
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 32 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 50. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 50 °F

    Mostly Cloudy
    and Breezy
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. West wind around 10 mph, with gusts as high as 15 mph.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Temperature rising to around 43 by 4am. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 9am. Mostly cloudy, with a high near 52. Breezy, with a south wind 10 to 15 mph becoming west 20 to 25 mph in the morning. Winds could gust as high as 35 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 32. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 50. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 34. West wind around 10 mph, with gusts as high as 15 mph.
Monday
Mostly sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 62. Breezy.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 46. Breezy.
Thursday
A chance of showers. Mostly cloudy, with a high near 62. Breezy.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 42.
Friday
A chance of showers. Mostly cloudy, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Alden IL
 42.46°N 88.52°W
10:06 pm CDT Apr 3, 2026
11pm CDT Apr 3, 2026-6pm CDT Apr 10, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database