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.

Overcast

69°F

21°C

Humidity 71%
Wind Speed SW 12 mph
Barometer 29.75 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 31 Mar 12:55 pm CDT
Extended Forecast for

Thomson IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68. West wind around 15 mph becoming north. Winds could gust as high as 20 mph.

    High: 68 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 1am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 39. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before 8am, then a chance of showers after 3pm. Mostly cloudy, with a high near 47. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 47 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 41. Breezy, with an east wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 10am. High near 70. Breezy. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 44. Chance of precipitation is 90%.

    Low: 44 °F

    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68. West wind around 15 mph becoming north. Winds could gust as high as 20 mph.
Tonight
A slight chance of showers and thunderstorms before 1am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 39. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before 8am, then a chance of showers after 3pm. Mostly cloudy, with a high near 47. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 41. Breezy, with an east wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers, with thunderstorms also possible after 10am. High near 70. Breezy. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 42. Breezy.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 70.
Friday Night
Showers and possibly a thunderstorm. Low around 44. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 31. Breezy.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 30.
Monday
Sunny, with a high near 57.
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:
12:46 pm CDT Mar 31, 2026
Forecast Valid:
1pm CDT Mar 31, 2026-6pm CDT Apr 6, 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