Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast where several daily record highs could fall. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

A Few Clouds

81°F

27°C

Humidity 58%
Wind Speed N 5 mph
Barometer 29.85 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 13 Oct 5:15 pm CDT
Extended Forecast for

Fort Madison IA

  • Tonight

    Tonight: A chance of showers and thunderstorms between 9pm and 11pm, then showers likely and possibly a thunderstorm after 11pm.  Increasing clouds, with a low around 64. North wind around 5 mph.  Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly between 4pm and 5pm.  Cloudy, with a high near 69. North wind 5 to 10 mph.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely after 4am.  Mostly cloudy, with a low around 61. East wind 5 to 10 mph.  Chance of precipitation is 70%.

    Low: 61 °F

    Mostly Cloudy
    then Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then showers between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm.  High near 72. East wind 5 to 10 mph becoming west in the afternoon.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. Breezy.

    Low: 48 °F

    Cloudy then
    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 59. Breezy.

    High: 59 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms between 9pm and 11pm, then showers likely and possibly a thunderstorm after 11pm. Increasing clouds, with a low around 64. North wind around 5 mph. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Cloudy, with a high near 69. North wind 5 to 10 mph.
Wednesday Night
Showers likely after 4am. Mostly cloudy, with a low around 61. East wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm before 1pm, then showers between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 72. East wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Mostly cloudy, with a low around 48. Breezy.
Friday
Mostly sunny, with a high near 59. Breezy.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 62.
Saturday Night
Clear, with a low around 44.
Sunday
Sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Madison IA
 40.61°N 91.36°W (Elev. 518 ft)
5:21 pm CDT Oct 13, 2026
5pm CDT Oct 13, 2026-6pm CDT Oct 20, 2026
 
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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