Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fair

68°F

20°C

Humidity 78%
Wind Speed E 3 mph
Barometer 29.94 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 20 Jun 11:35 pm CDT
Extended Forecast for

5 Miles WNW Denmark IA

Flood Watch June 21, 07:00am until June 21, 07:00pm
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 5am.  Cloudy, with a low around 61. East wind around 5 mph.

    Low: 61 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce heavy rainfall.  High near 69. East wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 69 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and midnight.  Mostly cloudy, with a low around 56. North wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Cloudy, with a low around 61. East wind around 5 mph.
Sunday
Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce heavy rainfall. High near 69. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and midnight. Mostly cloudy, with a low around 56. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 75. Northeast wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 80.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Denmark IA
 40.79°N 91.41°W (Elev. 699 ft)
10:22 pm CDT Jun 20, 2026
11pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
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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