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.

Fair

43°F

6°C

Humidity 66%
Wind Speed E 3 mph
Barometer 30.34 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 20 Apr 7:55 am CDT
Extended Forecast for

4 Miles SE Farmington IA

  • Today

    Today: Sunny, with a high near 66. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 51. South wind around 10 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. Southwest wind around 5 mph.

    Low: 56 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Wednesday Night

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

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.

    Low: 55 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 66. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 51. South wind around 10 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.
Thursday Night
Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 69.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Farmington IA
 40.6°N 91.7°W (Elev. 538 ft)
Last Update:
6:32 am CDT Apr 20, 2026
Forecast Valid:
8am CDT Apr 20, 2026-6pm CDT Apr 26, 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