Current conditions at
Fort Madison Municipal Airport (KFSW)
Lat: 40.66°NLon: 91.33°WElev: 719ft.
Fair
79°F
26°C
| Humidity | 65% |
| Wind Speed | W 7 mph |
| Barometer | 29.96 in |
| Dewpoint | 66°F (19°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 26 Aug 5:55 pm CDT |
Extended Forecast for
Donnellson IA
Tonight
Low: 62 °F
Mostly Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 59 °F
Mostly Clear
Friday
High: 84 °F
Sunny
Friday Night
Low: 62 °F
Mostly Clear
Saturday
High: 86 °F
Partly Sunny
Saturday Night
Low: 69 °F
Partly Cloudy
Sunday
High: 96 °F
Hot
Sunday Night
Low: 74 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 62. Northwest wind 5 to 10 mph becoming light in the evening.
Thursday
Sunny, with a high near 83. Northwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 59. North wind around 5 mph becoming calm.
Friday
Sunny, with a high near 84. Calm wind.
Friday Night
Mostly clear, with a low around 62.
Saturday
Partly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
Mostly sunny and hot, with a high near 96.
Sunday Night
Partly cloudy, with a low around 74.
Monday
Partly sunny and hot, with a high near 96.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 92.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Donnellson IA
40.64°N 91.56°W (Elev. 705 ft)
40.64°N 91.56°W (Elev. 705 ft)
5:11 pm CDT Aug 26, 2026
6pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
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