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

Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact 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 and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair

12°F

-11°C

Humidity 77%
Wind Speed NE 8 mph
Barometer 30.41 in (1031.1 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 7 Feb 4:56 am CST
Extended Forecast for

Thomson IL

  • Today

    Today: Increasing clouds, with a high near 29. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 29 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 36. Southeast wind around 10 mph.

    High: 36 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Southeast wind around 5 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 29. Northeast wind around 5 mph becoming southeast in the afternoon.
Tonight
Mostly cloudy, with a low around 23. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 36. Southeast wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 25. Southeast wind around 5 mph.
Monday
Partly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 41.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 27.
Friday
Mostly cloudy, with a high near 41.
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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:
3:16 am CST Feb 7, 2026
Forecast Valid:
5am CST Feb 7, 2026-6pm CST Feb 13, 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