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

Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow, gusty winds, and localized blizzard conditions will persist through Thanksgiving near and downwind of the Great Lakes. Rain and mountain snow are forecast for the Pacific Northwest. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

26°F

-3°C

Humidity 61%
Wind Speed W 9 mph
Barometer 30.35 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 27 Nov 9:55 pm CST
Extended Forecast for

Neponset IL

Winter Storm Warning November 29, 12:00am until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 32. Northwest wind 5 to 10 mph.

    High: 32 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Snow, mainly after 3am. The snow could be heavy at times. Low around 25. Light and variable wind becoming southeast 10 to 15 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Cloudy then
    Heavy Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 32. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 32 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 23. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Snow then
    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 18.

    High: 18 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Increasing clouds, with a high near 32. Northwest wind 5 to 10 mph.
Friday Night
Snow, mainly after 3am. The snow could be heavy at times. Low around 25. Light and variable wind becoming southeast 10 to 15 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 32. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 23. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Partly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
Partly sunny, with a high near 18.
Monday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 7.
Tuesday
Partly sunny, with a high near 21.
Tuesday Night
Mostly cloudy, with a low around 11.
Wednesday
Mostly cloudy, with a high near 29.
Wednesday Night
Mostly cloudy, with a low around 12.
Thursday
Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Neponset IL
 41.3°N 89.79°W (Elev. 817 ft)
Last Update:
8:56 pm CST Nov 27, 2025
Forecast Valid:
10pm CST Nov 27, 2025-6pm CST Dec 4, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation