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Hazardous Weather Conditions

Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Fair

93°F

34°C

Humidity 55%
Wind Speed SW 6 mph
Barometer 29.92 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 1 Sep 4:55 pm CDT
Extended Forecast for

4 Miles S Mount Carroll IL

Heat Advisory September 1, 05:08pm until September 3, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 1, 05:08pm until September 3, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Tonight

    Low: 72 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 93. Heat index values as high as 105. Southwest wind 5 to 10 mph.

    High: 93 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. Southwest wind around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm. Sunny through mid morning, then becoming partly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming west around 5 mph in the morning.

    High: 92 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 72. South wind around 5 mph.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 93. Heat index values as high as 105. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 73. Southwest wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Sunny through mid morning, then becoming partly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming west around 5 mph in the morning.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 73. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Partly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Mostly sunny, with a high near 82.
Monday Night
Mostly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Mount Carroll IL
 42.02°N 89.98°W (Elev. 702 ft)
Last Update:
4:56 pm CDT Sep 1, 2026
Forecast Valid:
5pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
Forecast Discussion
 
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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