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.

Fog/Mist

66°F

19°C

Humidity 100%
Wind Speed N 3 mph
Barometer 29.94 in
Dewpoint 66°F (19°C)
Visibility 5.00 mi
Last update 14 Jun 1:55 am CDT
Extended Forecast for

Fort Madison IA

  • Overnight

    Overnight: Areas of fog. Otherwise, mostly cloudy, with a low around 66. Calm wind becoming northeast around 5 mph.

    Low: 66 °F

    Areas Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Northeast wind around 5 mph.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Calm wind becoming east around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86. Southeast wind around 5 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 66. Calm wind becoming northeast around 5 mph.
Saturday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Northeast wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 66. Calm wind becoming east around 5 mph.
Sunday
Mostly sunny, with a high near 86. Southeast wind around 5 mph.
Sunday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 68.
Monday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 88.
Monday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Juneteenth
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 66.
Friday
Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Madison IA
 40.61°N 91.38°W (Elev. 525 ft)
Last Update:
1:45 am CDT Jun 14, 2025
Forecast Valid:
2am CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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