National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

A Few Clouds

39°F

4°C

Humidity 65%
Wind Speed NW 17 G 25 mph
Barometer 30.14 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 5 Apr 9:45 am CDT
Extended Forecast for

6 Miles S Afton WI

  • Today

    Today: Mostly sunny, with a high near 52. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before midnight. Increasing clouds, with a low around 34. Northwest wind 5 to 10 mph.

    Low: 34 °F

    Chance
    Showers

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 46. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 46 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 21. North wind 5 to 15 mph.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers before 4am, then a chance of rain showers. Mostly cloudy, with a low around 32. Southeast wind 5 to 15 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 65. Windy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 65 °F

    Chance
    Showers and
    Windy

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 48. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 40 percent chance of showers. Partly sunny, with a high near 63.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 52. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
A 40 percent chance of showers, mainly before midnight. Increasing clouds, with a low around 34. Northwest wind 5 to 10 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 46. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 21. North wind 5 to 15 mph.
Tuesday
Mostly sunny, with a high near 43. Northeast wind around 5 mph becoming southeast in the afternoon.
Tuesday Night
A chance of rain and snow showers before 4am, then a chance of rain showers. Mostly cloudy, with a low around 32. Southeast wind 5 to 15 mph. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 65. Windy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 48. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 63.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 39.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 58.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 40.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Afton WI
 42.6°N 89.07°W (Elev. 751 ft)
Last Update:
9:31 am CDT Apr 5, 2026
Forecast Valid:
10am CDT Apr 5, 2026-6pm CDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation