Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair

9°F

-13°C

Humidity 70%
Wind Speed N 5 mph
Barometer 30.39 in (1031.2 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 29 Jan 9:56 am CST
Extended Forecast for

4 Miles NW Thomson IL

  • Today

    Today: Mostly sunny, with a high near 16. Wind chill values as low as zero. North wind around 5 mph.

    High: 16 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 1. Wind chill values as low as -10. North wind around 5 mph.

    Low: 1 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 16. Wind chill values as low as -10. North wind 5 to 10 mph.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 5. Wind chill values as low as -10. Northwest wind around 10 mph.

    Low: 5 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 7.

    Low: 7 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of snow after noon.  Partly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 16. Wind chill values as low as zero. North wind around 5 mph.
Tonight
Mostly clear, with a low around 1. Wind chill values as low as -10. North wind around 5 mph.
Friday
Mostly sunny, with a high near 16. Wind chill values as low as -10. North wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 5. Wind chill values as low as -10. Northwest wind around 10 mph.
Saturday
Sunny, with a high near 22.
Saturday Night
Mostly clear, with a low around 7.
Sunday
A 30 percent chance of snow after noon. Partly sunny, with a high near 27.
Sunday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 19.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 29.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 18.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Thomson IL
 42.01°N 90.13°W (Elev. 591 ft)
5:26 am CST Jan 29, 2026
10am CST Jan 29, 2026-6pm CST Feb 4, 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