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

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Fair

79°F

26°C

Humidity 27%
Wind Speed Vrbl 6 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 6 Oct 3:53 pm CDT
Extended Forecast for

Thebes IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. Calm wind.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58. Light northeast wind.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 83. Calm wind becoming east around 5 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers after 1pm. Mostly sunny, with a high near 85. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 85 °F

    Sunny then
    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 77. Calm wind.
Tonight
Clear, with a low around 53. Calm wind.
Wednesday
Sunny, with a high near 84. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 60. Light and variable wind.
Thursday
Sunny, with a high near 85. Calm wind becoming north northeast around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 58. Light northeast wind.
Friday
Sunny, with a high near 83. Calm wind becoming east around 5 mph.
Friday Night
Mostly clear, with a low around 60. Calm wind.
Saturday
A slight chance of showers after 1pm. Mostly sunny, with a high near 85. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Saturday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 60. East southeast wind around 6 mph.
Sunday
A chance of showers. Partly sunny, with a high near 77. East wind 5 to 7 mph becoming north in the afternoon.
Sunday Night
Partly cloudy, with a low around 58. Light west northwest wind.
Columbus Day
Mostly sunny, with a high near 81. Calm wind becoming north northwest around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thebes IL
 37.22°N 89.45°W
Last Update:
1:16 pm CDT Oct 6, 2026
Forecast Valid:
4pm CDT Oct 6, 2026-6pm CDT Oct 12, 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