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

41°F

5°C

Humidity 92%
Wind Speed E 10 mph
Barometer 29.79 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 2 Apr 8:15 am CDT
Extended Forecast for

Thomson IL

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. Breezy, with an east wind 15 to 25 mph becoming south in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 69 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Mostly cloudy, with a low around 40. Breezy, with a southwest wind 20 to 25 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%.

    Low: 40 °F

    Showers
    Likely and
    Breezy then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 62. Northwest wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 40%.

    High: 62 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 48. East wind around 15 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 54. Breezy.

    High: 54 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33. Breezy.

    Low: 33 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. Breezy, with an east wind 15 to 25 mph becoming south in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Mostly cloudy, with a low around 40. Breezy, with a southwest wind 20 to 25 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 62. Northwest wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 40%.
Friday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 48. East wind around 15 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
Mostly cloudy, with a high near 54. Breezy.
Saturday Night
Mostly cloudy, with a low around 33. Breezy.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 34.
Monday
Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 63.
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:
8:02 am CDT Apr 2, 2026
Forecast Valid:
8am CDT Apr 2, 2026-6pm CDT Apr 8, 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