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.

Fair

43°F

6°C

Humidity 93%
Wind Speed E 3 mph
Barometer 29.95 in
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Last update 21 Mar 12:15 am CDT
Extended Forecast for

6 Miles S Afton WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. Calm wind becoming southeast around 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Southeast wind 5 to 15 mph becoming southwest in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Southwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly between 7am and 1pm. Mostly cloudy, with a high near 48. North wind 10 to 15 mph.

    High: 48 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. North wind 5 to 15 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 47. North wind around 5 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. East wind around 5 mph becoming south after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56. Southwest wind 5 to 10 mph.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. Calm wind becoming southeast around 5 mph.
Saturday
Mostly sunny, with a high near 72. Southeast wind 5 to 15 mph becoming southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 46. Southwest wind 5 to 10 mph becoming northeast after midnight.
Sunday
A 30 percent chance of rain, mainly between 7am and 1pm. Mostly cloudy, with a high near 48. North wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 26. North wind 5 to 15 mph.
Monday
Sunny, with a high near 47. North wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 32. East wind around 5 mph becoming south after midnight.
Tuesday
Mostly cloudy, with a high near 56. Southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 40.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 43.
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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:
12:01 am CDT Mar 21, 2026
Forecast Valid:
12am CDT Mar 21, 2026-6pm CDT Mar 27, 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