National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Overcast

46°F

8°C

Humidity 62%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 1 Nov 2:55 pm CDT
Extended Forecast for

Fort Madison IA

  • This Afternoon

    This Afternoon: Scattered showers. Cloudy, with a high near 48. Northwest wind around 10 mph. Chance of precipitation is 30%.

    High: 48 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers before 8pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 31. North wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 31 °F

    Isolated
    Showers then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, sunny, with a high near 53. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 53 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Southwest wind 5 to 10 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers. Cloudy, with a high near 48. Northwest wind around 10 mph. Chance of precipitation is 30%.
Tonight
Isolated showers before 8pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 31. North wind around 5 mph becoming calm. Chance of precipitation is 20%.
Sunday
Patchy fog before 11am. Otherwise, sunny, with a high near 53. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 39. Southwest wind 5 to 10 mph.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Madison IA
 40.63°N 91.33°W (Elev. 525 ft)
Last Update:
1:46 pm CDT Nov 1, 2025
Forecast Valid:
3pm CDT Nov 1, 2025-6pm CST Nov 7, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation