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.

Fog/Mist

42°F

6°C

Humidity 96%
Wind Speed Calm
Barometer 30.35 in (1027.7 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Last update 4 Nov 6:53 am CST
Extended Forecast for

Thebes IL

  • Today

    Today: Mostly sunny, with a high near 68. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. South southwest wind 5 to 9 mph becoming north northwest in the afternoon.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 44. Light and variable wind becoming east northeast around 5 mph after midnight.

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67. East northeast wind 5 to 8 mph becoming south southeast in the afternoon.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 56. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 72. South southwest wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. West wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 68. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 47. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 72. South southwest wind 5 to 9 mph becoming north northwest in the afternoon.
Wednesday Night
Clear, with a low around 44. Light and variable wind becoming east northeast around 5 mph after midnight.
Thursday
Sunny, with a high near 67. East northeast wind 5 to 8 mph becoming south southeast in the afternoon.
Thursday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 56. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Friday
A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 72. South southwest wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Friday Night
Mostly clear, with a low around 43. West wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 42. South southwest wind 6 to 8 mph becoming northwest after midnight.
Sunday
Sunny, with a high near 52. Northwest wind 8 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 30. Northwest wind 5 to 7 mph.
Monday
Sunny, with a high near 48. Northwest wind 5 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thebes IL
 37.22°N 89.45°W
Last Update:
3:16 am CST Nov 4, 2025
Forecast Valid:
7am CST Nov 4, 2025-6pm CST Nov 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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