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

Lingering Winter Weather in Interior New England; Snow Squalls Developing Downwind of the Lower Great Lakes

A wintry mix will continue in interior New England through tonight as a coastal storm quickly passes to the east. Heavy snow is expected in northern Maine, with a coating of ice expected for much of interior New England. Behind this storm system, lake effect snow and snow squalls will develop from the Ohio Valley to interior New England through Monday. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

27°F

-3°C

Humidity 80%
Wind Speed SW 12 mph
Barometer 30.20 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 11 Jan 11:50 pm CST
Extended Forecast for

5 Miles SSW Janesville WI

  • Overnight

    Overnight: Partly cloudy, with a low around 24. Southwest wind 10 to 15 mph.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 44. Southwest wind around 10 mph.

    High: 44 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 31. Southwest wind around 10 mph.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain. Partly sunny, with a high near 46. West wind around 15 mph.

    High: 46 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 25. West wind 10 to 15 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow. Mostly cloudy, with a high near 31. Blustery, with a north wind around 20 mph, with gusts as high as 35 mph.

    High: 31 °F

    Chance Snow
    and Blustery

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 11. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 26. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 26 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Increasing clouds, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 24. Southwest wind 10 to 15 mph.
Monday
Sunny, with a high near 44. Southwest wind around 10 mph.
Monday Night
A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 31. Southwest wind around 10 mph.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 46. West wind around 15 mph.
Tuesday Night
A chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 25. West wind 10 to 15 mph. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 31. Blustery, with a north wind around 20 mph, with gusts as high as 35 mph.
Wednesday Night
Mostly cloudy, with a low around 11. North wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 26. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
A 50 percent chance of snow. Increasing clouds, with a low around 20.
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 13.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 21.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 7.
Sunday
Partly sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Janesville WI
 42.63°N 89.04°W (Elev. 804 ft)
Last Update:
11:47 pm CST Jan 11, 2026
Forecast Valid:
12am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation