Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair and Breezy

4°F

-16°C

Humidity 57%
Wind Speed NW 24 mph
Barometer 30.42 in (1031.9 mb)
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-18°F (-28°C)
Last update 22 Jan 9:56 pm CST
Extended Forecast for

6 Miles N Savanna IL

Cold Weather Advisory January 23, 12:00pm until January 24, 12:00pm
Extreme Cold Warning until January 23, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
Extreme Cold Warning
  •  
    Extreme Cold Warning until January 23, 12:00pm

    NOW until 12:00pm Fri

    Extreme Cold Warning

  • Tonight

    Low: -15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -6. Wind chill values as low as -35. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: -6 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -9. Wind chill values as low as -20. North wind around 5 mph.

    Low: -9 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after noon.  Mostly cloudy and cold, with a high near 4. Wind chill values as low as -20. Northeast wind around 5 mph.

    High: 4 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow.  Mostly cloudy, with a low around 0.

    Low: 0 °F

    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow.  Mostly cloudy and cold, with a high near 10.

    High: 10 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -7.

    Low: -7 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 12.

    High: 12 °F

    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around -15. Wind chill values as low as -35. Northwest wind around 15 mph, with gusts as high as 25 mph.
Friday
Sunny and cold, with a high near -6. Wind chill values as low as -35. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around -9. Wind chill values as low as -20. North wind around 5 mph.
Saturday
A 30 percent chance of snow, mainly after noon. Mostly cloudy and cold, with a high near 4. Wind chill values as low as -20. Northeast wind around 5 mph.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 0.
Sunday
A 30 percent chance of snow. Mostly cloudy and cold, with a high near 10.
Sunday Night
Partly cloudy, with a low around -7.
Monday
Sunny, with a high near 12.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 19.
Tuesday Night
Mostly cloudy, with a low around 3.
Wednesday
Partly sunny, with a high near 14.
Wednesday Night
Partly cloudy, with a low around -4.
Thursday
Mostly sunny and cold, with a high near 9.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Savanna IL
 42.18°N 90.15°W (Elev. 899 ft)
9:56 pm CST Jan 22, 2026
10pm CST Jan 22, 2026-6pm CST Jan 29, 2026
 
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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