



Severe Thunderstorms in the Central U.S.; Heavy to Excessive Rainfall in the Ohio Valley and Central Appalachians
Severe thunderstorms producing damaging winds, hail, and a few tornadoes are expected through Tuesday across parts of the central Plains and lower to mid Missouri Valley. Heavy to excessive rainfall could produce flooding across portions of the Ohio Valley into the Central Appalachians through Tuesday. Read More >
Hazardous Weather Conditions
Current conditions at
Fort Madison Municipal Airport (KFSW)
Lat: 40.66°NLon: 91.33°WElev: 719ft.
Fair
70°F
21°C
Humidity | 94% |
Wind Speed | W 3 mph |
Barometer | 29.82 in |
Dewpoint | 68°F (20°C) |
Visibility | 10.00 mi |
Last update | 17 Jun 4:35 am CDT |
Extended Forecast for
4 Miles W Fort Madison IA
Today
High: 89 °F
Mostly Sunny
then Slight
Chance
T-stormsTonight
Low: 68 °F
T-storms
LikelyWednesday
High: 80 °F
Showers
Wednesday Night
Low: 63 °F
Partly Cloudy
Juneteenth
High: 86 °F
Sunny
Thursday Night
Low: 67 °F
Mostly Clear
Friday
High: 90 °F
Sunny
Friday Night
Low: 75 °F
Mostly Clear
Saturday
High: 94 °F
Sunny
Detailed Forecast
Today
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph.
Tonight
Showers and thunderstorms likely, mainly between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 68. South wind around 5 mph becoming northeast in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 80. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Partly cloudy, with a low around 63. West wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 94.
Saturday Night
Clear, with a low around 75.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 94.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles W Fort Madison IA
40.61°N 91.44°W (Elev. 551 ft)
40.61°N 91.44°W (Elev. 551 ft)
4:16 am CDT Jun 17, 2025
4am CDT Jun 17, 2025-6pm CDT Jun 23, 2025