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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

59°F

15°C

Humidity 55%
Wind Speed SW 8 mph
Barometer 29.88 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 16 Feb 4:45 pm CST
Extended Forecast for

2 Miles NW Alden IL

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear during the early evening, then becoming mostly cloudy, with a low around 38. West southwest wind around 5 mph becoming east after midnight. Winds could gust as high as 15 mph.

    Low: 38 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A 20 percent chance of rain after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 55. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 55 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 47. Southeast wind around 15 mph becoming south southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 60. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. West southwest wind 5 to 10 mph becoming southeast after midnight.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain after noon. Partly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain before midnight, then rain likely, possibly mixed with snow. Low around 33. Chance of precipitation is 80%.

    Low: 33 °F

    Rain then
    Rain/Snow
    Likely

  • Friday

    Friday: A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly clear during the early evening, then becoming mostly cloudy, with a low around 38. West southwest wind around 5 mph becoming east after midnight. Winds could gust as high as 15 mph.
Tuesday
A 20 percent chance of rain after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 55. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Rain and possibly a thunderstorm. Low around 47. Southeast wind around 15 mph becoming south southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Sunny, with a high near 60. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 35. West southwest wind 5 to 10 mph becoming southeast after midnight.
Thursday
A 40 percent chance of rain after noon. Partly sunny, with a high near 56.
Thursday Night
Rain before midnight, then rain likely, possibly mixed with snow. Low around 33. Chance of precipitation is 80%.
Friday
A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 40.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 32.
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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:
4:26 pm CST Feb 16, 2026
Forecast Valid:
5pm CST Feb 16, 2026-6pm CST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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