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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

32°F

0°C

Humidity 55%
Wind Speed N 6 mph
Barometer 30.42 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 7 Apr 1:10 am CDT
Extended Forecast for

5 Miles SW Fort Atkinson WI

  • Overnight

    Overnight: Mostly clear, with a low around 21. North wind around 5 mph.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 43. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow before 3am, then a chance of rain and snow between 3am and 4am, then a chance of rain after 4am. Increasing clouds, with a low around 29. Southeast wind around 10 mph. Chance of precipitation is 50%.

    Low: 29 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain before 7am, then a slight chance of showers after 1pm. Partly sunny, with a high near 64. Windy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

    High: 64 °F

    Chance Rain
    and Windy

  • Wednesday Night

    Wednesday Night: Showers, mainly before 1am. Low around 44. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Showers and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 61. West wind 5 to 10 mph.

    High: 61 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 42. West wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Showers
    Likely

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 56. Northwest wind around 5 mph.

    High: 56 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 21. North wind around 5 mph.
Tuesday
Sunny, with a high near 43. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
A chance of snow before 3am, then a chance of rain and snow between 3am and 4am, then a chance of rain after 4am. Increasing clouds, with a low around 29. Southeast wind around 10 mph. Chance of precipitation is 50%.
Wednesday
A chance of rain before 7am, then a slight chance of showers after 1pm. Partly sunny, with a high near 64. Windy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Wednesday Night
Showers, mainly before 1am. Low around 44. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 61. West wind 5 to 10 mph.
Thursday Night
Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 42. West wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 56. Northwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 34.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 59.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 72.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Fort Atkinson WI
 42.88°N 88.9°W (Elev. 814 ft)
Last Update:
1:21 am CDT Apr 7, 2026
Forecast Valid:
1am CDT Apr 7, 2026-6pm CDT Apr 13, 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