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.

Light Snow

23°F

-5°C

Humidity 84%
Wind Speed S 10 mph
Barometer 30.05 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 18 Mar 2:15 am CDT
Extended Forecast for

4 Miles NW Thomson IL

  • Overnight

    Overnight: Snow likely, mainly before 3am, then a chance of snow or flurries after 5am. Cloudy, with a steady temperature around 24. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow Likely

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 39. South wind 5 to 10 mph becoming southwest in the afternoon.

    High: 39 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Cloudy, with a low around 33. Southeast wind around 5 mph.

    Low: 33 °F

    Cloudy then
    Slight Chance
    Rain

  • Thursday

    Thursday: Partly sunny, with a high near 49. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow likely, mainly before 3am, then a chance of snow or flurries after 5am. Cloudy, with a steady temperature around 24. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 39. South wind 5 to 10 mph becoming southwest in the afternoon.
Wednesday Night
A 20 percent chance of rain after 1am. Cloudy, with a low around 33. Southeast wind around 5 mph.
Thursday
Partly sunny, with a high near 49. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly cloudy, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Thomson IL
 42.01°N 90.13°W (Elev. 591 ft)
Last Update:
1:26 am CDT Mar 18, 2026
Forecast Valid:
2am CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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