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

43°F

6°C

Humidity 100%
Wind Speed E 6 mph
Barometer 30.09 in
Dewpoint 43°F (6°C)
Visibility 0.75 mi
Wind Chill39°F (4°C)
Last update 25 Dec 9:55 am CST
Extended Forecast for

3 Miles NNE Fort Madison IA

Dense Fog Advisory until December 25, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until December 25, 12:00pm

    NOW until 12:00pm Thu

    Dense Fog Advisory

  • Christmas Day

    High: 50 °F

    Cloudy

  • Tonight

    Tonight: Patchy drizzle and fog between 7pm and 4am. Cloudy, with a low around 48. East wind 5 to 10 mph becoming northwest after midnight.

    Low: 48 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Friday

    Friday: Areas of fog before 11am. Otherwise, partly sunny, with a high near 55. Northwest wind 5 to 10 mph.

    High: 55 °F

    Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. Calm wind becoming east around 5 mph after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of rain. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Blustery.

    Low: 14 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Blustery

Detailed Forecast

Christmas Day
Cloudy, with a high near 50. East wind 5 to 10 mph.
Tonight
Patchy drizzle and fog between 7pm and 4am. Cloudy, with a low around 48. East wind 5 to 10 mph becoming northwest after midnight.
Friday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 55. Northwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 40. Calm wind becoming east around 5 mph after midnight.
Saturday
Mostly cloudy, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 52.
Sunday Night
Partly cloudy, with a low around 14. Blustery.
Monday
Sunny, with a high near 22.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Sunny, with a high near 33.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 37.
Basemap Options
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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:
9:16 am CST Dec 25, 2025
Forecast Valid:
10am CST Dec 25, 2025-6pm CST Dec 31, 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