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

    Today: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    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.

    Low: 68 °F

    T-storms
    Likely

  • Wednesday

    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.

    High: 80 °F

    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. West wind 5 to 10 mph.

    Low: 63 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94.

    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.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Fort Madison IA
 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
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database