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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

50°F

10°C

Humidity 94%
Wind Speed S 16 G 23 mph
Barometer 29.38 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 18 Feb 3:15 am CST
Extended Forecast for

5 Miles WSW Fort Atkinson WI

  • Overnight

    Overnight: A 50 percent chance of rain, mainly before 5am. Cloudy, with a low around 45. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 60. Windy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 60 °F

    Becoming
    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 33. Southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 33 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of snow before 7am, then a chance of rain. Partly sunny, with a high near 55. East wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 55 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain before 3am, then rain and snow likely. Some thunder is also possible. Low around 31. Northeast wind 10 to 15 mph becoming southwest after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain then
    Rain/Snow
    Likely

  • Friday

    Friday: A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 37. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 37 °F

    Breezy.
    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. West wind 5 to 10 mph.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. Northwest wind 5 to 10 mph.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Overnight
A 50 percent chance of rain, mainly before 5am. Cloudy, with a low around 45. South wind around 15 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 60. Windy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Increasing clouds, with a low around 33. Southwest wind 5 to 10 mph becoming light and variable after midnight.
Thursday
A slight chance of snow before 7am, then a chance of rain. Partly sunny, with a high near 55. East wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday Night
Rain before 3am, then rain and snow likely. Some thunder is also possible. Low around 31. Northeast wind 10 to 15 mph becoming southwest after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 37. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 21. West wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 35. Northwest wind 5 to 10 mph.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Fort Atkinson WI
 42.88°N 88.93°W (Elev. 774 ft)
Last Update:
2:58 am CST Feb 18, 2026
Forecast Valid:
3am CST Feb 18, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation