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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

43°F

6°C

Humidity 66%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 30 Mar 1:50 am CDT
Extended Forecast for

2 Miles NW Alden IL

  • Overnight

    Overnight: Mostly clear, with a low around 45. South southwest wind 5 to 10 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 61. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 71. Breezy, with a south southwest wind 15 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%.

    High: 71 °F

    Breezy.
    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 34. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 34 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain showers after 1pm, mixing with snow after 4pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow showers, becoming all rain after 4am. Low around 33. Breezy. Chance of precipitation is 90%.

    Low: 33 °F

    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Showers. Cloudy, with a high near 53.

    High: 53 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 45. South southwest wind 5 to 10 mph.
Monday
Sunny, with a high near 74. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 61. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A slight chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 71. Breezy, with a south southwest wind 15 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 34. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain showers after 1pm, mixing with snow after 4pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Wednesday Night
Rain, possibly mixed with snow showers, becoming all rain after 4am. Low around 33. Breezy. Chance of precipitation is 90%.
Thursday
Showers. Cloudy, with a high near 53.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 39.
Friday
Mostly cloudy, with a high near 55.
Friday Night
Showers likely. Mostly cloudy, with a low around 38.
Saturday
Showers likely. Cloudy, with a high near 58.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 47. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Alden IL
 42.48°N 88.55°W
Last Update:
1:55 am CDT Mar 30, 2026
Forecast Valid:
2am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation