Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

72°F

22°C

Humidity 61%
Wind Speed SW 20 mph
Barometer 29.67 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 31 Mar 12:30 am CDT
Extended Forecast for

2 Miles NW Alden IL

Severe T-storm Watch until March 31, 03:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until March 31, 03:00am

    NOW until 3:00am Tue

    Severe T-storm Watch

  • Overnight

    Low: 60 °F

    Severe
    Thunderstorms

  • Tuesday

    Tuesday: Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm.  High near 70. Southwest wind around 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 34. Northeast wind around 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    Low: 34 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 1pm.  Mostly cloudy, with a high near 40. East northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 35. East northeast wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%.

    Low: 35 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 63. Breezy.  Chance of precipitation is 100%.

    High: 63 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am.  Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Some of the storms could be severe. Cloudy, with a low around 60. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm. High near 70. Southwest wind around 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 34. Northeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday
A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 40. East northeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Showers and possibly a thunderstorm. Low around 35. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Thursday
Showers and possibly a thunderstorm. High near 63. Breezy. Chance of precipitation is 100%.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 61.
Friday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 41.
Saturday
Showers likely. Mostly cloudy, with a high near 60.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Alden IL
 42.48°N 88.55°W
11:46 pm CDT Mar 30, 2026
1am CDT Mar 31, 2026-6pm CDT Apr 6, 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