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

70°F

21°C

Humidity 53%
Wind Speed SW 6 mph
Barometer 29.69 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 9 Mar 7:55 pm CDT
Extended Forecast for

2 Miles SSW Keokuk Municipal IA

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 79 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 44. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 44 °F

    T-storms

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm before 7am, then rain likely between 7am and 1pm. Cloudy, with a high near 53. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 58. South wind around 5 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 44. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Rain likely and possibly a thunderstorm before 7am, then rain likely between 7am and 1pm. Cloudy, with a high near 53. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
Mostly cloudy, with a high near 55.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly cloudy, with a high near 63.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 42.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 54.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Keokuk Municipal IA
 40.44°N 91.45°W (Elev. 646 ft)
Last Update:
5:46 pm CDT Mar 9, 2026
Forecast Valid:
8pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation