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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fog/Mist

39°F

4°C

Humidity 100%
Wind Speed E 6 mph
Barometer 29.73 in
Dewpoint 39°F (4°C)
Visibility 0.75 mi
Wind Chill35°F (2°C)
Last update 28 Dec 12:50 am CST
Extended Forecast for

2 Miles W Darien WI

Wind Advisory December 28, 06:00pm until December 29, 06:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: A chance of drizzle. Areas of fog. Otherwise, cloudy, with a low around 39. Southeast wind around 5 mph.

    Low: 39 °F

    Chance
    Drizzle and
    Areas Fog

  • Sunday

    Sunday: Rain. Areas of fog before noon. High near 53. Southeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Rain and
    Areas Fog

  • Sunday Night

    Sunday Night: A chance of rain and snow before 8pm, then snow. Patchy blowing snow after 9pm. Low around 14. Wind chill values between -5 and 5. Windy, with a west wind 15 to 20 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 14 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: A 50 percent chance of snow before noon. Widespread blowing snow, mainly before 7am. Mostly cloudy, with a high near 21. Wind chill values between -5 and 5. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph.

    High: 21 °F

    Chance Snow
    and Blowing
    Snow

  • Monday Night

    Monday Night: Patchy blowing snow before 8pm. Partly cloudy, with a low around 7. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 7 °F

    Patchy
    Blowing Snow
    then Mostly
    Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 24. Southwest wind 10 to 15 mph.

    High: 24 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. West wind around 10 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 28. Northwest wind 10 to 15 mph.

    High: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Chance Snow

Detailed Forecast

Overnight
A chance of drizzle. Areas of fog. Otherwise, cloudy, with a low around 39. Southeast wind around 5 mph.
Sunday
Rain. Areas of fog before noon. High near 53. Southeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
A chance of rain and snow before 8pm, then snow. Patchy blowing snow after 9pm. Low around 14. Wind chill values between -5 and 5. Windy, with a west wind 15 to 20 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 45 mph. Chance of precipitation is 100%. 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. Wind chill values between -5 and 5. 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. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Increasing clouds, with a high near 24. Southwest wind 10 to 15 mph.
Tuesday Night
Mostly cloudy, with a low around 18. West wind around 10 mph.
Wednesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 28. Northwest wind 10 to 15 mph.
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.
Friday Night
Mostly cloudy, with a low around 12.
Saturday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Darien WI
 42.59°N 88.75°W (Elev. 889 ft)
Last Update:
12:17 am CST Dec 28, 2025
Forecast Valid:
1am CST Dec 28, 2025-6pm CST Jan 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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