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

Hazardous Weather Conditions

Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Fair

67°F

19°C

Humidity 54%
Wind Speed S 5 mph
Barometer 29.86 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Apr 7:55 pm CDT
Extended Forecast for

Thomson IL

  • Tonight

    Tonight: Clear, with a low around 53. Calm wind becoming southeast around 5 mph after midnight.

    Low: 53 °F

    Clear

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 80. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 80 °F

    Mostly Sunny
    then Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 38. South wind around 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 38 °F

    Showers then
    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 49. Breezy, with a west wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 49 °F

    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 53. Calm wind becoming southeast around 5 mph after midnight.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 80. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 38. South wind around 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 49. Breezy, with a west wind 15 to 20 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thomson IL
 41.96°N 90.1°W (Elev. 607 ft)
Last Update:
5:02 pm CDT Apr 16, 2026
Forecast Valid:
8pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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