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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy

27°F

-3°C

Humidity 69%
Wind Speed NW 9 mph
Barometer 30.36 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 28 Nov 12:45 pm CST
Extended Forecast for

3 Miles N Poplar Grove IL

Winter Storm Warning November 29, 03:00am until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 30. West northwest wind 5 to 10 mph.

    High: 30 °F

    Partly Sunny

  • Tonight

    Tonight: Snow, mainly after 3am. Low around 20. Calm wind becoming southeast around 5 mph after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 20 °F

    Slight Chance
    Snow then
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 28. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 28 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow. Low around 25. Blustery, with a northeast wind 5 to 10 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Snow and
    Blustery

  • Sunday

    Sunday: A 30 percent chance of snow before noon. Patchy blowing snow before 3pm. Partly sunny, with a high near 28. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 28 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 17.

    High: 17 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow before midnight. Mostly cloudy, with a low around 4.

    Low: 4 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 30. West northwest wind 5 to 10 mph.
Tonight
Snow, mainly after 3am. Low around 20. Calm wind becoming southeast around 5 mph after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday
Snow. The snow could be heavy at times. High near 28. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Saturday Night
Snow. Low around 25. Blustery, with a northeast wind 5 to 10 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
A 30 percent chance of snow before noon. Patchy blowing snow before 3pm. Partly sunny, with a high near 28. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 2.
Monday
Mostly cloudy, with a high near 17.
Monday Night
A chance of snow before midnight. Mostly cloudy, with a low around 4.
Tuesday
Partly sunny, with a high near 21.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
Mostly cloudy, with a high near 28.
Wednesday Night
Mostly cloudy, with a low around 8.
Thursday
Mostly sunny, with a high near 19.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Poplar Grove IL
 42.4°N 88.82°W
Last Update:
11:56 am CST Nov 28, 2025
Forecast Valid:
1pm CST Nov 28, 2025-6pm CST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation