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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fog/Mist

32°F

0°C

Humidity 96%
Wind Speed N 3 mph
Barometer 30.13 in (1021.3 mb)
Dewpoint 31°F (-1°C)
Visibility 5.00 mi
Last update 9 Jan 10:56 pm CST
Extended Forecast for

Mount Carroll IL

  • Tonight

    Tonight: A chance of rain and snow between 1am and 3am, then snow likely. Mostly cloudy, with a steady temperature around 33. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: Snow likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 34 by noon, then falling to around 28 during the remainder of the day. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 34 °F⇓

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 31 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain and snow between 1am and 3am, then snow likely. Mostly cloudy, with a steady temperature around 33. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 34 by noon, then falling to around 28 during the remainder of the day. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Mostly cloudy, with a low around 19. Northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 32.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Carroll IL
 42.09°N 89.98°W (Elev. 778 ft)
Last Update:
8:41 pm CST Jan 9, 2026
Forecast Valid:
11pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
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