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.

Overcast

46°F

8°C

Humidity 87%
Wind Speed E 7 mph
Barometer 30.35 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 11 Apr 7:35 am CDT
Extended Forecast for

2 Miles ENE Carthage IL

  • Today

    Today: A 30 percent chance of showers, mainly after 4pm. Increasing clouds, with a high near 62. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 59. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 76. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    High: 76 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 63. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 63 °F

    Showers and
    Breezy

  • Monday

    Monday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. Breezy.

    High: 86 °F

    Breezy.
    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

Detailed Forecast

Today
A 30 percent chance of showers, mainly after 4pm. Increasing clouds, with a high near 62. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 59. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 76. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 63. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 68.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Wednesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 59.
Friday
A 40 percent chance of showers. Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Carthage IL
 40.43°N 91.1°W (Elev. 676 ft)
Last Update:
4:01 am CDT Apr 11, 2026
Forecast Valid:
7am CDT Apr 11, 2026-6pm CDT Apr 17, 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