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Hazardous Weather Conditions
Current conditions at
Fort Madison Municipal Airport (KFSW)
Lat: 40.66°NLon: 91.33°WElev: 719ft.
Overcast
72°F
22°C
| Humidity | 73% |
| Wind Speed | W 7 mph |
| Barometer | 29.97 in |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 23 May 8:55 pm CDT |
Extended Forecast for
Fort Madison IA
Tonight

Low: 57 °F
Slight Chance
T-stormsSunday

High: 82 °F
Sunny
Sunday Night

Low: 58 °F
Clear
Memorial Day

High: 85 °F
Sunny
Monday Night

Low: 62 °F
Partly Cloudy
Tuesday

High: 84 °F
Mostly Sunny
Tuesday Night
Low: 64 °F
Chance
Showers then
Chance
T-stormsWednesday

High: 82 °F
Showers
LikelyWednesday Night

Low: 64 °F
Showers
Likely
Detailed Forecast
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57. Calm wind becoming west around 5 mph.
Sunday
Sunny, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 58. Southeast wind around 5 mph becoming calm.
Memorial Day
Sunny, with a high near 85. Light southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 80.
Friday Night
Mostly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 79.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Fort Madison IA
40.63°N 91.33°W (Elev. 525 ft)
40.63°N 91.33°W (Elev. 525 ft)
9:02 pm CDT May 23, 2026
9pm CDT May 23, 2026-6pm CDT May 30, 2026



