Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

34°F

1°C

Humidity 81%
Wind Speed E 16 mph
Barometer 29.60 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 15 Mar 5:45 am CDT
Extended Forecast for

6 Miles S Afton WI

Winter Storm Warning March 15, 07:00pm until March 16, 04:00pm
Click here for hazard details and duration
Winter Storm Warning
  • Today

    Today: A chance of rain before 10am, then rain and possibly a thunderstorm between 10am and 4pm, then rain after 4pm.  High near 54. Breezy, with an east wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 54 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain, snow and freezing rain, possibly mixed with sleet before midnight, then snow, possibly mixed with sleet between midnight and 2am, then snow after 2am.  Patchy blowing snow after 10pm. Low around 18. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 100%. Little or no ice accumulation expected.  New snow and sleet accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Wintry Mix
    and Patchy
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm.  Areas of blowing snow. Cloudy, with a high near 21. Wind chill values between zero and 5. Windy, with a northwest wind around 25 mph, with gusts as high as 45 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 21 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 5. Wind chill values between -5 and 5. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 5 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24. Northwest wind around 10 mph becoming southwest in the afternoon.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow.  Low around 16. South wind 5 to 10 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 16 °F

    Snow

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 42. South wind around 10 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. Southwest wind around 5 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of rain before 10am, then rain and possibly a thunderstorm between 10am and 4pm, then rain after 4pm. High near 54. Breezy, with an east wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Rain, snow and freezing rain, possibly mixed with sleet before midnight, then snow, possibly mixed with sleet between midnight and 2am, then snow after 2am. Patchy blowing snow after 10pm. Low around 18. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of 1 to 2 inches possible.
Monday
Snow likely, mainly before 1pm. Areas of blowing snow. Cloudy, with a high near 21. Wind chill values between zero and 5. Windy, with a northwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 5. Wind chill values between -5 and 5. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 24. Northwest wind around 10 mph becoming southwest in the afternoon.
Tuesday Night
Snow. Low around 16. South wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 42. South wind around 10 mph.
Wednesday Night
Mostly cloudy, with a low around 31. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Mostly cloudy, with a high near 55.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Afton WI
 42.6°N 89.07°W (Elev. 751 ft)
5:47 am CDT Mar 15, 2026
6am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database