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

Arctic Air for the Northeast and Mid-Atlantic; Increase Rainfall for Pacific Northwest

An arctic cold front will quickly track across the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Overcast

38°F

3°C

Humidity 76%
Wind Speed N 15 mph
Barometer 29.91 in (1014.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 6 Feb 9:56 am CST
Extended Forecast for

Thomson IL

  • Today

    Today: Mostly cloudy, with a temperature falling to around 31 by 5pm. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 36 °F⇓

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 10. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 10 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 27. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 27 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22. Southeast wind 5 to 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a temperature falling to around 31 by 5pm. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.
Tonight
Mostly clear, with a low around 10. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Saturday
Increasing clouds, with a high near 27. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 22. Southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Mostly cloudy, with a high near 49.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thomson IL
 41.96°N 90.1°W (Elev. 607 ft)
Last Update:
9:42 am CST Feb 6, 2026
Forecast Valid:
10am CST Feb 6, 2026-6pm CST Feb 12, 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