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

61°F

16°C

Humidity 68%
Wind Speed SE 7 mph
Barometer 29.67 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Jun 1:55 am CDT
Extended Forecast for

3 Miles S Argyle IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 3pm. Some of the storms could produce heavy rainfall. High near 88. Southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 88 °F

    Heavy Rain
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 62. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 79. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.

    Low: 65 °F

    Partly Cloudy
    then Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. Southeast wind around 5 mph.
Wednesday
Showers and thunderstorms, mainly before 3pm. Some of the storms could produce heavy rainfall. High near 88. Southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 62. West wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Increasing clouds, with a high near 79. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 57.
Juneteenth
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 90%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Argyle IA
 40.51°N 91.56°W (Elev. 643 ft)
Last Update:
1:26 am CDT Jun 17, 2026
Forecast Valid:
2am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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