Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

0°F

-18°C

Humidity 55%
Wind Speed N 6 mph
Barometer 30.34 in
Dewpoint -13°F (-25°C)
Visibility 10.00 mi
Wind Chill-12°F (-24°C)
Last update 25 Jan 2:15 am CST
Extended Forecast for

3 Miles N Avalon WI

  • Overnight

    Overnight: Cloudy, with a low around -4. Wind chill values between -10 and -15. North wind around 5 mph.

    Low: -4 °F

    Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny and cold, with a high near 6. Wind chill values between -10 and -15. North wind 10 to 15 mph.

    High: 6 °F

    Cold

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -8. Wind chill values between -15 and -25. Northwest wind around 10 mph.

    Low: -8 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 9. Wind chill values between -15 and -25. Northwest wind 10 to 15 mph becoming southwest in the afternoon.

    High: 9 °F

    Cold

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 0. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 0 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 12. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 12 °F

    Partly Sunny
    and Blustery
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -4. West wind 5 to 10 mph.

    Low: -4 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon.  Partly sunny and cold, with a high near 10. Northwest wind 5 to 10 mph.

    High: 10 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -4.

    Low: -4 °F

    Decreasing
    Clouds

Detailed Forecast

Overnight
Cloudy, with a low around -4. Wind chill values between -10 and -15. North wind around 5 mph.
Sunday
Cloudy, then gradually becoming mostly sunny and cold, with a high near 6. Wind chill values between -10 and -15. North wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around -8. Wind chill values between -15 and -25. Northwest wind around 10 mph.
Monday
Sunny and cold, with a high near 9. Wind chill values between -15 and -25. Northwest wind 10 to 15 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 0. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 12. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around -4. West wind 5 to 10 mph.
Wednesday
A 20 percent chance of snow after noon. Partly sunny and cold, with a high near 10. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -4.
Thursday
Mostly sunny, with a high near 11.
Thursday Night
Mostly clear, with a low around -3.
Friday
Sunny, with a high near 13.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 0.
Saturday
Mostly sunny, with a high near 18.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Avalon WI
 42.71°N 88.83°W (Elev. 984 ft)
2:12 am CST Jan 25, 2026
2am CST Jan 25, 2026-6pm CST Jan 31, 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