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

57°F

14°C

Humidity 48%
Wind Speed W 12 mph
Barometer 29.72 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 7 Nov 7:15 pm CST
Extended Forecast for

4 Miles WNW Donnellson IA

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 25 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Rain, mainly after 11am. High near 47. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    High: 47 °F

    Rain Likely
    then Rain

  • Saturday Night

    Saturday Night: A chance of rain, mixing with snow after 7pm, then gradually ending. Cloudy, then gradually becoming partly cloudy, with a low around 26. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 26 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 35. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 38. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 25 mph.
Saturday
Rain, mainly after 11am. High near 47. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
A chance of rain, mixing with snow after 7pm, then gradually ending. Cloudy, then gradually becoming partly cloudy, with a low around 26. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Sunday
Sunny, with a high near 35. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 21.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 24.
Veterans Day
Mostly sunny, with a high near 55.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Donnellson IA
 40.68°N 91.64°W (Elev. 712 ft)
Last Update:
4:26 pm CST Nov 7, 2025
Forecast Valid:
7pm CST Nov 7, 2025-6pm CST Nov 14, 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