Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fair

77°F

25°C

Humidity 74%
Wind Speed SE 10 mph
Barometer 29.95 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 29 Aug 7:35 pm CDT
Extended Forecast for

Farmington IA

  • Tonight

    Tonight: Partly cloudy, with a low around 71. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 9am.  Mostly sunny, with a high near 94. South wind around 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 98. Heat index values as high as 104. South wind around 5 mph becoming calm.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 71. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 94. South wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 76. South wind around 5 mph.
Monday
Mostly sunny and hot, with a high near 98. Heat index values as high as 104. South wind around 5 mph becoming calm.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Mostly sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Sunny and hot, with a high near 100.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Mostly sunny and hot, with a high near 95.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 73.
Friday
Mostly sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Farmington IA
 40.64°N 91.73°W (Elev. 643 ft)
6:36 pm CDT Aug 29, 2026
7pm CDT Aug 29, 2026-6pm CDT Sep 5, 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