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.

Overcast

28°F

-2°C

Humidity 86%
Wind Speed W 10 mph
Barometer 29.90 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 31 Dec 5:45 am CST
Extended Forecast for

5 Miles SW Fort Atkinson WI

  • Today

    Today: Patchy snow and freezing rain before 10am, then snow likely. Cloudy, with a high near 30. West wind 10 to 15 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. Total daytime snow accumulation of less than one inch possible.

    High: 30 °F

    Patchy Wintry
    Mix then Snow
    Likely

  • Tonight

    Tonight: Partly cloudy, with a low around 4. Wind chill values between -5 and zero. Northwest wind 5 to 15 mph.

    Low: 4 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 18. Wind chill values between -5 and 5. West wind around 5 mph.

    High: 18 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10. Southwest wind around 5 mph.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 22. Northwest wind around 5 mph.

    High: 22 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 9. Northwest wind around 5 mph becoming calm in the evening.

    Low: 9 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 22. Calm wind becoming northwest around 5 mph.

    High: 22 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 11. West wind around 5 mph becoming calm.

    Low: 11 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

Detailed Forecast

Today
Patchy snow and freezing rain before 10am, then snow likely. Cloudy, with a high near 30. West wind 10 to 15 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. Total daytime snow accumulation of less than one inch possible.
Tonight
Partly cloudy, with a low around 4. Wind chill values between -5 and zero. Northwest wind 5 to 15 mph.
New Year's Day
Partly sunny, with a high near 18. Wind chill values between -5 and 5. West wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 10. Southwest wind around 5 mph.
Friday
Sunny, with a high near 22. Northwest wind around 5 mph.
Friday Night
Increasing clouds, with a low around 9. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 22. Calm wind becoming northwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 11. West wind around 5 mph becoming calm.
Sunday
Partly sunny, with a high near 29.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 21.
Monday
Mostly cloudy, with a high near 34.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 33.
Basemap Options
Click map to change the forecast location
Loading map...
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:
4:58 am CST Dec 31, 2025
Forecast Valid:
6am CST Dec 31, 2025-6pm CST Jan 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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