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

Hazardous Weather Conditions

Current conditions at

Keokuk Municipal Airport (KEOK)

Lat: 40.46°NLon: 91.43°WElev: 676ft.

Fair

63°F

17°C

Humidity 94%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 18 Jun 10:55 pm CDT
Extended Forecast for

Carthage IL

  • Tonight

    Tonight: Mostly clear, with a low around 57. Calm wind becoming west around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 81. West wind around 5 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. West wind around 5 mph becoming calm.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. West wind around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers after 1am. Partly cloudy, with a low around 64. New precipitation amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 7am. Some of the storms could produce heavy rainfall. High near 75. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.

    High: 75 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Monday

    Monday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 57. Calm wind becoming west around 5 mph.
Juneteenth
Sunny, with a high near 81. West wind around 5 mph.
Friday Night
Partly cloudy, with a low around 63. West wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 83. West wind around 5 mph.
Saturday Night
A 50 percent chance of showers after 1am. Partly cloudy, with a low around 64. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers, with thunderstorms also possible after 7am. Some of the storms could produce heavy rainfall. High near 75. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.
Sunday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carthage IL
 40.41°N 91.13°W (Elev. 676 ft)
Last Update:
10:46 pm CDT Jun 18, 2026
Forecast Valid:
11pm CDT Jun 18, 2026-6pm CDT Jun 25, 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