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Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Fog/Mist
41°F
5°C
| Humidity | 93% |
| Wind Speed | SE 12 mph |
| Barometer | 29.86 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 4.00 mi |
| Wind Chill | 34°F (1°C) |
| Last update | 27 Dec 1:45 pm CST |
Extended Forecast for
Darien WI
Wind Advisory December 28, 06:00pm until December 29, 06:00pm
This Afternoon

High: 42 °F
Cloudy
Tonight

Low: 41 °F
Chance Rain
and Patchy
FogSunday

High: 53 °F
Rain and
Areas FogSunday Night
Low: 14 °F
Rain/Snow and
Patchy
Blowing Snow
then Snow and
Blowing SnowMonday
High: 21 °F
Chance Snow
and Blowing
SnowMonday Night
Low: 7 °F
Patchy
Blowing Snow
and Blustery
then Mostly
ClearTuesday

High: 24 °F
Increasing
CloudsTuesday Night

Low: 18 °F
Mostly Cloudy
Wednesday
High: 27 °F
Mostly Cloudy
then Slight
Chance Snow
Detailed Forecast
This Afternoon
Cloudy, with a high near 42. Southeast wind around 10 mph.
Tonight
A chance of rain before 3am, then a slight chance of rain after 5am. Patchy fog. Otherwise, cloudy, with a low around 41. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday
Rain. Areas of fog before noon. High near 53. South wind 5 to 10 mph becoming west 10 to 15 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain before 7pm, then rain and snow between 7pm and 8pm, then snow after 8pm. Widespread blowing snow, mainly after 3am. Low around 14. Wind chill values between -5 and 5. Windy, with a west wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday
A 50 percent chance of snow before noon. Widespread blowing snow, mainly before 7am. Mostly cloudy, with a high near 21. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph.
Monday Night
Patchy blowing snow before 8pm. Partly cloudy, with a low around 7. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Increasing clouds, with a high near 24. West wind 10 to 15 mph.
Tuesday Night
Mostly cloudy, with a low around 18. West wind 10 to 15 mph.
Wednesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 27.
Wednesday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 7.
New Year's Day
Mostly sunny, with a high near 16.
Thursday Night
Mostly clear, with a low around 4.
Friday
Mostly sunny, with a high near 21.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Darien WI
42.59°N 88.72°W (Elev. 945 ft)
42.59°N 88.72°W (Elev. 945 ft)
2:16 pm CST Dec 27, 2025
2pm CST Dec 27, 2025-6pm CST Jan 2, 2026



