National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fair

73°F

23°C

Humidity 69%
Wind Speed S 7 mph
Barometer 30.11 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 3 Oct 9:55 pm CDT
Extended Forecast for

4 Miles E Carthage IL

  • Tonight

    Tonight: Mostly clear, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 64. South wind around 5 mph.
Saturday
Sunny, with a high near 87. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 61. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 62.
Monday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Carthage IL
 40.41°N 91.07°W (Elev. 617 ft)
Last Update:
9:06 pm CDT Oct 3, 2025
Forecast Valid:
10pm CDT Oct 3, 2025-6pm CDT Oct 10, 2025
 
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