Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

21°F

-6°C

Humidity 68%
Wind Speed NW 18 G 24 mph
Barometer 30.05 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 11 Jan 12:10 am CST
Extended Forecast for

3 Miles NNE Avalon WI

  • Overnight

    Overnight: Snow, mainly before 3am.  Low around 20. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 20 °F

    Snow and
    Blustery

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 31. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 31 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. West wind around 10 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. Southwest wind 5 to 15 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before noon.  Partly sunny, with a high near 45. Southwest wind around 15 mph becoming west in the afternoon.

    High: 45 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight, then a chance of rain and snow.  Mostly cloudy, with a low around 24. West wind 10 to 15 mph.  Chance of precipitation is 30%.

    Low: 24 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow.  Partly sunny, with a high near 28. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 28 °F

    Slight Chance
    Snow and
    Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow, mainly before 3am. Low around 20. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 31. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 23. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 40. West wind around 10 mph.
Monday Night
Mostly cloudy, with a low around 30. Southwest wind 5 to 15 mph.
Tuesday
A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 45. Southwest wind around 15 mph becoming west in the afternoon.
Tuesday Night
A slight chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 24. West wind 10 to 15 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 28. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 13.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 27.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 31.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 15.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Avalon WI
 42.7°N 88.8°W (Elev. 971 ft)
12:09 am CST Jan 11, 2026
12am CST Jan 11, 2026-6pm CST Jan 17, 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