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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy and Windy

45°F

7°C

Humidity 37%
Wind Speed NW 32 G 40 mph
Barometer 29.80 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 13 Mar 4:45 pm CDT
Extended Forecast for

3 Miles NNW Afton WI

Winter Storm Watch March 15, 04:00pm until March 16, 07:00pm
Wind Advisory until March 13, 07:00pm
Click here for hazard details and duration
Winter Storm Watch
Wind Advisory
  •  
    Wind Advisory until March 13, 07:00pm

    NOW until 7:00pm Fri

    Wind Advisory

  • This Afternoon

    High: 43 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 35 mph.

    Low: 27 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Cloudy, with a high near 40. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 40 °F

    Cloudy then
    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of snow before 11pm, then a chance of rain and snow between 11pm and 1am, then a chance of rain after 1am. Cloudy, with a low around 32. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 32 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: Rain and possibly a thunderstorm. High near 55. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Rain Likely
    then Rain and
    Breezy

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain, becoming all snow after 10pm. Widespread blowing snow, mainly after 4am. Low around 18. Windy, with a north wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 18 °F

    Rain/Snow and
    Patchy
    Blowing Snow
    then Snow and
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Widespread blowing snow, mainly before 7am. Cloudy, with a high near 22. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%.

    High: 22 °F

    Snow Likely
    and Blowing
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Windy, with a northwest wind 15 to 25 mph, with gusts as high as 30 mph.

    Low: 4 °F

    Mostly Cloudy
    and Windy
    then Mostly
    Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 43. Windy, with a northwest wind around 25 mph, with gusts as high as 40 mph.
Tonight
Mostly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 35 mph.
Saturday
A 20 percent chance of snow after noon. Cloudy, with a high near 40. Light east wind becoming southeast 5 to 10 mph in the morning.
Saturday Night
A chance of snow before 11pm, then a chance of rain and snow between 11pm and 1am, then a chance of rain after 1am. Cloudy, with a low around 32. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Sunday
Rain and possibly a thunderstorm. High near 55. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Snow, possibly mixed with rain, becoming all snow after 10pm. Widespread blowing snow, mainly after 4am. Low around 18. Windy, with a north wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow likely, mainly before 1pm. Widespread blowing snow, mainly before 7am. Cloudy, with a high near 22. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Windy, with a northwest wind 15 to 25 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 23.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 15.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Afton WI
 42.74°N 89.12°W (Elev. 948 ft)
Last Update:
4:34 pm CDT Mar 13, 2026
Forecast Valid:
5pm CDT Mar 13, 2026-6pm CDT Mar 20, 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