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

63°F

17°C

Humidity 94%
Wind Speed S 12 mph
Barometer 29.83 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 12 Apr 10:15 pm CDT
Extended Forecast for

Keokuk IA

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 64. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 81. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 84. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 84 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then showers likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 77. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 64. Southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, with a high near 81. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 84. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 1am, then showers likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 77. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 61.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.
Friday Night
Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 67.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Keokuk IA
 40.41°N 91.39°W (Elev. 650 ft)
Last Update:
8:26 pm CDT Apr 12, 2026
Forecast Valid:
10pm CDT Apr 12, 2026-6pm CDT Apr 19, 2026
 
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