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

Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Overcast

68°F

20°C

Humidity 65%
Wind Speed NE 6 mph
Barometer 30.10 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 14 Oct 4:15 pm CDT
Extended Forecast for

Thomson IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 67. Northeast wind around 5 mph.

    High: 67 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 52. East wind 5 to 10 mph.

    Low: 52 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers. High near 59. East wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 59 °F

    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before 1am. Low around 45. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 45 °F

    Showers then
    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 7am. Partly sunny, with a high near 56. Breezy.

    High: 56 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Areas of frost after 4am. Otherwise, mostly clear, with a low around 35.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 58.

    High: 58 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 67. Northeast wind around 5 mph.
Tonight
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 52. East wind 5 to 10 mph.
Thursday
Showers. High near 59. East wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers, mainly before 1am. Low around 45. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Friday
A 30 percent chance of showers after 7am. Partly sunny, with a high near 56. Breezy.
Friday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 35.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 58.
Saturday Night
Clear, with a low around 39.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 43.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Sunny, with a high near 70.
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:
3:26 pm CDT Oct 14, 2026
Forecast Valid:
4pm CDT Oct 14, 2026-6pm CDT Oct 20, 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