Hazardous Weather Conditions
Current conditions at
Fort Madison Municipal Airport (KFSW)
Lat: 40.66°NLon: 91.33°WElev: 719ft.
Fair
79°F
26°C
| Humidity | 74% |
| Wind Speed | S 8 mph |
| Barometer | 29.95 in |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 82°F (28°C) |
| Last update | 2 Sep 2:15 am CDT |
Extended Forecast for
Nauvoo IL
Extreme Heat Warning until September 4, 07:00pm
NOW until 7:00pm Fri

Extreme Heat Warning
Overnight

Low: 76 °F
Mostly Clear
Wednesday

High: 96 °F
Hot
Wednesday Night

Low: 77 °F
Mostly Clear
Thursday

High: 94 °F
Sunny
Thursday Night

Low: 76 °F
Mostly Clear
Friday

High: 95 °F
Hot
Friday Night

Low: 74 °F
Partly Cloudy
Saturday

High: 93 °F
Mostly Sunny
Detailed Forecast
Overnight
Mostly clear, with a low around 76. South wind around 5 mph.
Wednesday
Sunny and hot, with a high near 96. Heat index values as high as 103. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 77. South wind around 5 mph.
Thursday
Sunny, with a high near 94. Heat index values as high as 102. Southwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny and hot, with a high near 95.
Friday Night
Partly cloudy, with a low around 74.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 70.
Labor Day
Mostly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 88.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Nauvoo IL
40.55°N 91.39°W (Elev. 568 ft)
40.55°N 91.39°W (Elev. 568 ft)
2:06 am CDT Sep 2, 2026
2am CDT Sep 2, 2026-6pm CDT Sep 8, 2026



