National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow, gusty winds, and localized blizzard conditions will persist through Thanksgiving near and downwind of the Great Lakes. Rain and mountain snow are forecast for the Pacific Northwest. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

28°F

-2°C

Humidity 64%
Wind Speed NW 14 mph
Barometer 30.24 in
Dewpoint 18°F (-8°C)
Visibility 6.00 mi
Wind Chill17°F (-8°C)
Last update 27 Nov 3:45 pm CST
Extended Forecast for

6 Miles NE Avalon WI

Winter Storm Watch November 29, 03:00am until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Watch

  • Thanksgiving Day

    Thanksgiving Day: Snow showers likely before 5pm, then snow showers likely with a slight chance of flurries after 5pm. Cloudy, with a high near 30. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: A chance of snow showers with a slight chance of flurries before 9pm, then a slight chance of flurries between 9pm and midnight. Mostly cloudy, with a low around 20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 20 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 28. Northwest wind 5 to 10 mph.

    High: 28 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of snow after 3am. Increasing clouds, with a low around 17. Calm wind becoming southeast around 5 mph.

    Low: 17 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 28. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 28 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow. Low around 23. East wind 5 to 10 mph becoming northwest 10 to 15 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Snow

  • Sunday

    Sunday: A 30 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a high near 26. Northwest wind 10 to 15 mph.

    High: 26 °F

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 2. Northwest wind 5 to 10 mph.

    Low: 2 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

Detailed Forecast

Thanksgiving Day
Snow showers likely before 5pm, then snow showers likely with a slight chance of flurries after 5pm. Cloudy, with a high near 30. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of snow showers with a slight chance of flurries before 9pm, then a slight chance of flurries between 9pm and midnight. Mostly cloudy, with a low around 20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 28. Northwest wind 5 to 10 mph.
Friday Night
A 50 percent chance of snow after 3am. Increasing clouds, with a low around 17. Calm wind becoming southeast around 5 mph.
Saturday
Snow. The snow could be heavy at times. High near 28. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday Night
Snow. Low around 23. East wind 5 to 10 mph becoming northwest 10 to 15 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
A 30 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a high near 26. Northwest wind 10 to 15 mph.
Sunday Night
Mostly cloudy, with a low around 2. Northwest wind 5 to 10 mph.
Monday
Partly sunny, with a high near 16.
Monday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 4.
Tuesday
Partly sunny, with a high near 20.
Tuesday Night
Mostly cloudy, with a low around 8.
Wednesday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 26.
Wednesday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 8.
Thursday
Mostly sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE Avalon WI
 42.72°N 88.74°W (Elev. 997 ft)
Last Update:
3:12 pm CST Nov 27, 2025
Forecast Valid:
4pm CST Nov 27, 2025-6pm CST Dec 4, 2025
 
Forecast Discussion
 
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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