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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
21°F
-6°C
| Humidity | 80% |
| Wind Speed | NW 25 G 35 mph |
| Barometer | 29.90 in |
| Dewpoint | 16°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 4°F (-16°C) |
| Last update | 29 Dec 8:45 am CST |
Extended Forecast for
5 Miles SW Fort Atkinson WI
Winter Weather Advisory December 29, 08:47am until December 29, 06:00pm
Wind Advisory December 29, 08:47am until December 29, 06:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Today
High: 20 °F
Slight Chance
Snow and
Patchy
Blowing SnowTonight
Low: 8 °F
Mostly Cloudy
Tuesday
High: 26 °F
Mostly Sunny
then Chance
SnowTuesday Night
Low: 20 °F
Mostly Cloudy
Wednesday
High: 27 °F⇓
Chance Snow
Wednesday Night
Low: 3 °F
Partly Cloudy
New Year's Day
High: 14 °F
Sunny
Thursday Night
Low: 5 °F
Partly Cloudy
Detailed Forecast
Today
A slight chance of snow before 9am, then a chance of flurries between 9am and 3pm. Patchy blowing snow before 5pm. Mostly cloudy, with a high near 20. Wind chill values between -5 and zero. Windy, with a northwest wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 8. Wind chill values between -5 and zero. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
A 40 percent chance of snow after noon. Increasing clouds, with a high near 26. Wind chill values between -5 and 5. West wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 20. West wind 10 to 15 mph.
Wednesday
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a temperature falling to around 19 by 5pm. Northwest wind 10 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 3. Northwest wind around 10 mph.
New Year's Day
Sunny, with a high near 14. Northwest wind around 10 mph.
Thursday Night
Partly cloudy, with a low around 5. West wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 19.
Friday Night
Mostly cloudy, with a low around 8.
Saturday
Partly sunny, with a high near 22.
Saturday Night
Mostly cloudy, with a low around 11.
Sunday
Partly sunny, with a high near 26.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SW Fort Atkinson WI
42.88°N 88.9°W (Elev. 814 ft)
42.88°N 88.9°W (Elev. 814 ft)
8:13 am CST Dec 29, 2025
8am CST Dec 29, 2025-6pm CST Jan 4, 2026
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