Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy and Breezy

21°F

-6°C

Humidity 58%
Wind Speed NW 24 G 31 mph
Barometer 29.95 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 14 Jan 2:45 pm CST
Extended Forecast for

3 Miles N Avalon WI

  • Tonight

    Tonight: Partly cloudy, with a low around 10. Wind chill values between zero and 5. Blustery, with a north wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 10 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 5pm.  Increasing clouds, with a high near 24. Wind chill values between zero and 10. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 24 °F

    Sunny then
    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Snow.  Low around 20. Southwest wind 10 to 15 mph.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 20 °F

    Snow

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 33. West wind 10 to 15 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow Likely

  • Friday Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 9. West wind around 15 mph.

    Low: 9 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow.  Mostly cloudy, with a high near 15. West wind around 15 mph.

    High: 15 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 2. West wind 10 to 15 mph.

    Low: 2 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 13. Southwest wind 10 to 15 mph.

    High: 13 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 2.

    Low: 2 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 10. Wind chill values between zero and 5. Blustery, with a north wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday
A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 24. Wind chill values between zero and 10. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Snow. Low around 20. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 33. West wind 10 to 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 9. West wind around 15 mph.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 15. West wind around 15 mph.
Saturday Night
Mostly cloudy, with a low around 2. West wind 10 to 15 mph.
Sunday
A 20 percent chance of snow after noon. Partly sunny, with a high near 13. Southwest wind 10 to 15 mph.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 2.
M.L.King Day
Partly sunny and cold, with a high near 8. Blustery.
Monday Night
Partly cloudy, with a low around -3.
Tuesday
Mostly sunny, with a high near 13.
Tuesday Night
Mostly cloudy, with a low around 4.
Wednesday
Partly sunny, with a high near 20.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Avalon WI
 42.71°N 88.83°W (Elev. 984 ft)
2:55 pm CST Jan 14, 2026
3pm CST Jan 14, 2026-6pm CST Jan 21, 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