Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Thunderstorm

70°F

21°C

Humidity 60%
Wind Speed SW 13 mph
Barometer 29.72 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 31 Mar 12:55 am CDT
Extended Forecast for

Thomson IL

Severe T-storm Watch until March 31, 03:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until March 31, 03:00am

    NOW until 3:00am Tue

    Severe T-storm Watch

  • Overnight

    Low: 58 °F

    Severe
    Thunderstorms

  • Tuesday

    Tuesday: Scattered showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then scattered showers and thunderstorms after 5pm.  Mostly cloudy, with a high near 70. South wind around 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 70%.

    High: 70 °F

    Scattered
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 3am.  Mostly cloudy, with a low around 37. Northeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm.  Mostly cloudy, with a high near 45. East wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    High: 45 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 7pm.  Low around 37. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 37 °F

    Showers

  • Thursday

    Thursday: Showers.  High near 63. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 63 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 1am.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Overnight
Scattered showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then scattered showers and thunderstorms after 3am. Some of the storms could be severe. Cloudy, with a low around 58. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday
Scattered showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then scattered showers and thunderstorms after 5pm. Mostly cloudy, with a high near 70. South wind around 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Tuesday Night
A 40 percent chance of showers after 3am. Mostly cloudy, with a low around 37. Northeast wind around 15 mph, with gusts as high as 20 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 45. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers, with thunderstorms also possible after 7pm. Low around 37. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers. High near 63. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 65.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 30.
Monday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Thomson IL
 41.96°N 90.1°W (Elev. 607 ft)
11:41 pm CDT Mar 30, 2026
1am CDT Mar 31, 2026-6pm CDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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