Hazardous Weather Conditions
Current conditions at
Fort Madison Municipal Airport (KFSW)
Lat: 40.66°NLon: 91.33°WElev: 719ft.
Fair
93°F
34°C
| Humidity | 56% |
| Wind Speed | S 8 mph |
| Barometer | 29.95 in |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 105°F (41°C) |
| Last update | 2 Sep 1:56 pm CDT |
Extended Forecast for
Carthage IL
Extreme Heat Warning September 2, 02:08pm until September 4, 07:00pm
NOW until 7:00pm Fri

Extreme Heat Warning
This Afternoon

High: 96 °F
Hot
Tonight

Low: 76 °F
Mostly Clear
Thursday

High: 95 °F
Hot
Thursday Night

Low: 76 °F
Mostly Clear
Friday

High: 95 °F
Hot
Friday Night

Low: 74 °F
Mostly Clear
Saturday

High: 93 °F
Mostly Sunny
Saturday Night

Low: 72 °F
Partly Cloudy
Detailed Forecast
This Afternoon
Sunny and hot, with a high near 96. Heat index values as high as 101. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 76. South wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 95. Heat index values as high as 103. Southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 76. South wind around 5 mph.
Friday
Sunny and hot, with a high near 95.
Friday Night
Mostly clear, with a low around 74.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 70.
Labor Day
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 90.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Carthage IL
40.41°N 91.13°W (Elev. 676 ft)
40.41°N 91.13°W (Elev. 676 ft)
1:26 pm CDT Sep 2, 2026
2pm CDT Sep 2, 2026-6pm CDT Sep 8, 2026



