



Marine and Coastal Impacts from Imelda; Unsettled Weather in the West
Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >
Current conditions at
Fort Madison Municipal Airport (KFSW)
Lat: 40.66°NLon: 91.33°WElev: 719ft.
Fair
70°F
21°C
Humidity | 69% |
Wind Speed | NE 5 mph |
Barometer | 30.19 in |
Dewpoint | 59°F (15°C) |
Visibility | 10.00 mi |
Last update | 30 Sep 9:15 am CDT |
Extended Forecast for
2 Miles SW Donnellson IA
Today
High: 89 °F
Mostly Sunny
Tonight
Low: 60 °F
Mostly Cloudy
Wednesday
High: 85 °F
Partly Sunny
Wednesday Night
Low: 59 °F
Mostly Cloudy
Thursday
High: 88 °F
Sunny
Thursday Night
Low: 61 °F
Mostly Clear
Friday
High: 89 °F
Sunny
Friday Night
Low: 64 °F
Clear
Saturday
High: 88 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 89. Calm wind becoming east around 5 mph.
Tonight
Mostly cloudy, with a low around 60. Calm wind becoming east around 5 mph.
Wednesday
Partly sunny, with a high near 85. Southeast wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 59. East wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 89.
Friday Night
Clear, with a low around 64.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny, with a high near 84.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles SW Donnellson IA
40.62°N 91.59°W (Elev. 623 ft)
40.62°N 91.59°W (Elev. 623 ft)
5:56 am CDT Sep 30, 2025
9am CDT Sep 30, 2025-6pm CDT Oct 6, 2025