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 8 mph
Barometer 30.15 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 12 Jan 2:10 am 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 20 percent chance of rain.  Partly sunny, with a high near 46. West wind around 15 mph.

    High: 46 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain between midnight and 3am, then a slight chance of snow after 3am.  Mostly cloudy, with a low around 24. West wind 10 to 15 mph.  Chance of precipitation is 20%.

    Low: 24 °F

    Mostly Cloudy
    then Slight
    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 30 mph.

    High: 31 °F

    Chance Snow
    and Blustery

  • Wednesday Night

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

    Low: 11 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 25. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Snow likely, mainly after midnight.  Mostly cloudy, with a low around 19. Chance of precipitation is 60%.

    Low: 19 °F

    Snow Likely

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 20 percent chance of rain. Partly sunny, with a high near 46. West wind around 15 mph.
Tuesday Night
A slight chance of rain between midnight and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 24. West wind 10 to 15 mph. Chance of precipitation is 20%.
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 30 mph.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 11. North wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 25. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 14.
Saturday
A 30 percent chance of snow. Mostly cloudy, with a high near 19.
Saturday Night
Mostly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 16.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Janesville WI
 42.63°N 89.04°W (Elev. 804 ft)
2:12 am CST Jan 12, 2026
2am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database