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

46°F

8°C

Humidity 87%
Wind Speed NE 18 G 22 mph
Barometer 29.75 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 10 Mar 3:55 pm CDT
Extended Forecast for

Thomson IL

  • This Afternoon

    This Afternoon: A 50 percent chance of rain and thunderstorms. Cloudy, with a steady temperature around 50. East wind around 10 mph.

    High: 50 °F

    Chance
    T-storms

  • Tonight

    Tonight: Rain and thunderstorms before 4am, then a chance of rain. Low around 35. Northeast wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 80%.

    Low: 35 °F

    T-storms then
    Chance Rain

  • Wednesday

    Wednesday: Rain and snow likely before 2pm, then a slight chance of rain between 2pm and 3pm. Cloudy, with a high near 43. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 26. Northwest wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain before 4am, then a chance of rain and snow. Cloudy, with a low around 36. Breezy. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 36 °F

    Breezy.
    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: A 30 percent chance of snow before 7am. Partly sunny, with a high near 47. Breezy.

    High: 47 °F

    Breezy.
    Chance Snow
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 48.

    High: 48 °F

    Cloudy

Detailed Forecast

This Afternoon
A 50 percent chance of rain and thunderstorms. Cloudy, with a steady temperature around 50. East wind around 10 mph.
Tonight
Rain and thunderstorms before 4am, then a chance of rain. Low around 35. Northeast wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 80%.
Wednesday
Rain and snow likely before 2pm, then a slight chance of rain between 2pm and 3pm. Cloudy, with a high near 43. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 26. Northwest wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
A chance of rain before 4am, then a chance of rain and snow. Cloudy, with a low around 36. Breezy. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday
A 30 percent chance of snow before 7am. Partly sunny, with a high near 47. Breezy.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Cloudy, with a high near 48.
Saturday Night
Rain likely, mainly after 1am. Cloudy, with a low around 34. Chance of precipitation is 60%.
Sunday
Rain and snow likely. Cloudy, with a high near 43. Breezy. Chance of precipitation is 70%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 12. Blustery. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thomson IL
 41.96°N 90.1°W (Elev. 607 ft)
Last Update:
4:01 pm CDT Mar 10, 2026
Forecast Valid:
4pm CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation