Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy

27°F

-3°C

Humidity 74%
Wind Speed N 13 G 22 mph
Barometer 29.88 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 31 Dec 6:45 pm CST
Extended Forecast for

7 Miles NE Avalon WI

  • Tonight

    Tonight: Partly cloudy, with a low around 5. Wind chill values between -5 and zero. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 5 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: A chance of snow between noon and 4pm.  Increasing clouds, with a high near 16. Wind chill values between -5 and 5. West wind 5 to 10 mph.  Chance of precipitation is 40%.

    High: 16 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 8. West wind around 5 mph.

    Low: 8 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 21. Northwest wind around 5 mph.

    High: 21 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 25. Calm wind becoming west around 5 mph.

    High: 25 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 8. Northwest wind around 5 mph becoming calm.

    Low: 8 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 25. Calm wind becoming south around 5 mph in the morning.

    High: 25 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 20.

    Low: 20 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 5. Wind chill values between -5 and zero. North wind 5 to 15 mph, with gusts as high as 25 mph.
New Year's Day
A chance of snow between noon and 4pm. Increasing clouds, with a high near 16. Wind chill values between -5 and 5. West wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 8. West wind around 5 mph.
Friday
Sunny, with a high near 21. Northwest wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 11. Calm wind.
Saturday
Mostly cloudy, with a high near 25. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 8. Northwest wind around 5 mph becoming calm.
Sunday
Increasing clouds, with a high near 25. Calm wind becoming south around 5 mph in the morning.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Mostly cloudy, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Avalon WI
 42.72°N 88.74°W (Elev. 997 ft)
6:09 pm CST Dec 31, 2025
7pm CST Dec 31, 2025-6pm CST Jan 7, 2026
 
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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