Thomson, Illinois Weather
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Weather Forecast for Thomson, Illinois : Carroll County
Issued: 12:16 pm CDT Sep 16, 2025 Latitude: 41.9589158 Longitude: -90.0992924 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Mostly Clear on Tonight Sunny on Wednesday Mostly Sunny on Thursday 30% chance of on Friday 40% chance of on Saturday Partly Sunny on Sunday Partly Sunny on Monday
High: 87°F Low: 57°F High: 85°F High: 89°F High: 83°F High: 81°F High: 82°F High: 83°F
Low: 59°F Low: 63°F Low: 62°F Low: 62°F Low: 62°F  
Sunny Mostly Clear Sunny Mostly Sunny Partly Sunny Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
CLINTON - (KCWI)
86°
Clear
as of 12:56 PM CDST
Rel. Humidity: 37%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
8 MPH
110° East
Cloud Level(s): Clear
Current Conditions at
STERLING ROCK - (KSQI)
88°
Clear
as of 12:56 PM CDST
Rel. Humidity: 33%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 87. East wind around 5 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.
Sunny on Wednesday Wednesday... Sunny, with a high near 85. East wind around 5 mph becoming calm.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 59. East wind around 5 mph becoming calm.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 89.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 63.
30% chance of Friday Friday... A 30 percent chance of showers. Partly sunny, with a high near 83.
50% chance of rain Friday Night Friday Night... A 50 percent chance of showers. Mostly cloudy, with a low around 62.
40% chance of Saturday Saturday... A 40 percent chance of showers. Partly sunny, with a high near 81.
30% chance of rain Saturday Night Saturday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 82.
30% chance of rain Sunday Night Sunday Night... A 30 percent chance of showers. Partly cloudy, with a low around 62.
Partly Sunny on Monday Monday... Partly sunny, with a high near 83.
Sun Almanac for Thomson, Illinois
Sunrise: 06:42 AM
Sunset: 7:08 PM
Civil Sunrise:06:14 AM
Civil Sunset: 7:36 PM
Nautical Sunrise: 05:41 AM
Nautical Sunset: 8:09 PM
Astro Sunrise: 05:07 AM
Astro Sunset: 8:43 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.