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

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fair

27°F

-3°C

Humidity 39%
Wind Speed SW 2 mph
Barometer 30.39 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 23 Feb 6:15 pm CST
Extended Forecast for

3 Miles NNE Fort Madison IA

  • Tonight

    Tonight: Increasing clouds, with a low around 17. West wind 5 to 10 mph becoming south in the evening.

    Low: 17 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, with a high near 51. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 35 mph.

    High: 51 °F

    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 42. Northwest wind around 5 mph.

    High: 42 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 17. West wind 5 to 10 mph becoming south in the evening.
Tuesday
Cloudy, with a high near 51. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 35 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Increasing clouds, with a high near 42. Northwest wind around 5 mph.
Wednesday Night
Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 38.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Fort Madison IA
 40.65°N 91.33°W (Elev. 653 ft)
Last Update:
4:46 pm CST Feb 23, 2026
Forecast Valid:
6pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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