Hazardous Weather Conditions
Current conditions at
Marshall County Airport (KC75)
Lat: 41.02°NLon: 89.39°WElev: 545ft.
Fair
92°F
33°C
| Humidity | 52% |
| Wind Speed | SW 9 mph |
| Barometer | 29.98 in |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 100°F (38°C) |
| Last update | 1 Sep 12:55 pm CDT |
Extended Forecast for
Tiskilwa IL
Heat Advisory until September 3, 07:00pm
NOW until 7:00pm Thu

Heat Advisory
This Afternoon

High: 93 °F
Mostly Sunny
Tonight

Low: 75 °F
Clear
Wednesday

High: 94 °F
Sunny
Wednesday Night

Low: 76 °F
Mostly Clear
Thursday

High: 92 °F
Sunny
Thursday Night

Low: 75 °F
Mostly Clear
Friday

High: 92 °F
Sunny
Friday Night

Low: 74 °F
Mostly Clear
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 10 mph.
Tonight
Clear, with a low around 75. South wind around 5 mph.
Wednesday
Sunny, with a high near 94. Heat index values as high as 101. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 76. Southwest wind around 5 mph.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 74.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 67.
Labor Day
Mostly sunny, with a high near 85.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Tiskilwa IL
41.31°N 89.52°W (Elev. 548 ft)
41.31°N 89.52°W (Elev. 548 ft)
12:51 pm CDT Sep 1, 2026
1pm CDT Sep 1, 2026-6pm CDT Sep 7, 2026



