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.

Fog/Mist

21°F

-6°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 30.04 in
Dewpoint 21°F (-6°C)
Visibility 4.00 mi
Wind Chill13°F (-11°C)
Last update 2 Feb 2:15 am CST
Extended Forecast for

6 Miles S Afton WI

  • Overnight

    Overnight: Areas of snow and freezing rain before 3am, then areas of freezing rain. Cloudy, with a low around 17. Southwest wind around 5 mph. Chance of precipitation is 40%.

    Low: 17 °F

    Areas Wintry
    Mix

  • Monday

    Monday: Partly sunny, with a high near 25. Northwest wind 5 to 10 mph.

    High: 25 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of snow between 11pm and 2am. Mostly cloudy, with a low around 10. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 10 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Sunny, with a high near 21. North wind around 5 mph.

    High: 21 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 2. North wind around 5 mph becoming calm in the evening.

    Low: 2 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 24. Calm wind becoming west around 5 mph in the afternoon.

    High: 24 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. West wind around 5 mph becoming calm in the evening.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 32. Southwest wind 5 to 15 mph.

    High: 32 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Areas of snow and freezing rain before 3am, then areas of freezing rain. Cloudy, with a low around 17. Southwest wind around 5 mph. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 25. Northwest wind 5 to 10 mph.
Monday Night
A slight chance of snow between 11pm and 2am. Mostly cloudy, with a low around 10. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 21. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 2. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 24. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 9. West wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 32. Southwest wind 5 to 15 mph.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 7.
Saturday
Mostly sunny, with a high near 23.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
Mostly sunny, with a high near 28.
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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:
2:12 am CST Feb 2, 2026
Forecast Valid:
2am CST Feb 2, 2026-6pm CST Feb 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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