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.

Partly Cloudy

54°F

12°C

Humidity 67%
Wind Speed SE 3 mph
Barometer 30.14 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 9 Apr 7:55 am CDT
Extended Forecast for

Carthage IL

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 74. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 50. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Chance
    T-storms then
    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 62. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. East wind 5 to 10 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 60%.

    High: 74 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 63. Breezy.

    Low: 63 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 82. Breezy.

    High: 82 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 74. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 50. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 62. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 45. East wind 5 to 10 mph.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 59.
Sunday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 63. Breezy.
Monday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 82. Breezy.
Monday Night
A 50 percent chance of showers. Partly cloudy, with a low around 65.
Tuesday
Showers and possibly a thunderstorm. High near 79. Breezy. Chance of precipitation is 80%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Carthage IL
 40.41°N 91.13°W (Elev. 676 ft)
Last Update:
3:22 am CDT Apr 9, 2026
Forecast Valid:
8am CDT Apr 9, 2026-6pm CDT Apr 15, 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