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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast and Breezy

25°F

-4°C

Humidity 63%
Wind Speed NW 22 G 31 mph
Barometer 29.80 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 16 Mar 4:45 pm CDT
Extended Forecast for

5 Miles SW Fort Atkinson WI

Winter Weather Advisory March 16, 05:51pm until March 16, 09:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 16, 05:51pm until March 16, 09:00pm

    NOW until 9:00pm Mon

    Winter Weather Advisory

  • This Afternoon

    High: 24 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Tonight

    Tonight: A 20 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 2. Wind chill values between -5 and -10. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 2 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 21. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 21 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow, mainly before 4am. Low around 17. South wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 17 °F

    Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 40. Southwest wind 5 to 10 mph.

    High: 40 °F

    Chance Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 30. Southwest wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Southwest wind around 5 mph becoming northwest in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. North wind around 5 mph becoming south in the evening.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of snow. Patchy blowing snow. Cloudy, with a high near 24. Blustery, with a northwest wind around 20 mph, with gusts as high as 30 mph.
Tonight
A 20 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 2. Wind chill values between -5 and -10. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Increasing clouds, with a high near 21. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Snow, mainly before 4am. Low around 17. South wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
A 30 percent chance of snow before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 40. Southwest wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 30. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 43. Southwest wind around 5 mph becoming northwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 32. North wind around 5 mph becoming south in the evening.
Friday
Partly sunny, with a high near 51.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Fort Atkinson WI
 42.88°N 88.9°W (Elev. 814 ft)
Last Update:
3:33 pm CDT Mar 16, 2026
Forecast Valid:
5pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation