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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

27°F

-3°C

Humidity 86%
Wind Speed W 8 mph
Barometer 30.16 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 12 Mar 6:45 am CDT
Extended Forecast for

5 Miles WSW Fort Atkinson WI

Wind Advisory March 13, 12:00am until March 13, 06:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Increasing clouds, with a high near 44. West wind 10 to 15 mph becoming south in the afternoon.

    High: 44 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain and snow, becoming all rain after 2am. Low around 32. Windy, with a south wind 15 to 20 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Windy.
    Rain/Snow
    Likely then
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 42. Windy, with a west wind 25 to 30 mph, with gusts as high as 50 mph.

    High: 42 °F

    Mostly Cloudy
    and Windy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 26. Northwest wind 10 to 15 mph becoming light after midnight.

    Low: 26 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of snow after 1pm. Cloudy, with a high near 40. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 40 °F

    Cloudy then
    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of snow before 1am, then rain and snow. Low around 30. East wind 5 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 30 °F

    Chance Snow
    then
    Rain/Snow

  • Sunday

    Sunday: Snow, possibly mixed with rain. High near 40. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 40 °F

    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Low around 15. Windy, with a north wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.

    Low: 15 °F

    Heavy Snow
    and Windy

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 21. Blustery.

    High: 21 °F

    Chance Snow
    and Blustery

Detailed Forecast

Today
Increasing clouds, with a high near 44. West wind 10 to 15 mph becoming south in the afternoon.
Tonight
Rain and snow, becoming all rain after 2am. Low around 32. Windy, with a south wind 15 to 20 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
Mostly cloudy, with a high near 42. Windy, with a west wind 25 to 30 mph, with gusts as high as 50 mph.
Friday Night
Increasing clouds, with a low around 26. Northwest wind 10 to 15 mph becoming light after midnight.
Saturday
A 20 percent chance of snow after 1pm. Cloudy, with a high near 40. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
A chance of snow before 1am, then rain and snow. Low around 30. East wind 5 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow, possibly mixed with rain. High near 40. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Low around 15. Windy, with a north wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
Monday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 21. Blustery.
Monday Night
Partly cloudy, with a low around 1.
Tuesday
Sunny, with a high near 24.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 9.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Fort Atkinson WI
 42.88°N 88.93°W (Elev. 774 ft)
Last Update:
6:27 am CDT Mar 12, 2026
Forecast Valid:
7am CDT Mar 12, 2026-6pm CDT Mar 18, 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