Current conditions at

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Partly Cloudy

75°F

24°C

Humidity 84%
Wind Speed W 6 mph
Barometer 29.94 in (1013.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 19 Aug 3:53 pm CDT
Extended Forecast for

Thebes IL

Heat Advisory August 19, 04:19pm until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 04:19pm until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 98 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 10pm.  Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 73. Light and variable wind.

    Low: 73 °F

    Chance
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 90. North northeast wind 6 to 8 mph.

    High: 90 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. North northeast wind 5 to 7 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. North northeast wind around 7 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. North northeast wind around 6 mph becoming calm  in the evening.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. North northeast wind 3 to 5 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 66. Light north northeast wind.

    Low: 66 °F

    Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 73. Light and variable wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 90. North northeast wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 68. North northeast wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 88. North northeast wind around 7 mph.
Thursday Night
Mostly clear, with a low around 67. North northeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 90. North northeast wind 3 to 5 mph.
Friday Night
Clear, with a low around 66. Light north northeast wind.
Saturday
Sunny, with a high near 91. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 66. North wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 87. North wind around 6 mph.
Sunday Night
Mostly clear, with a low around 61. North wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 82. Calm wind becoming north northwest around 6 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Thebes IL
 37.22°N 89.43°W
2:45 pm CDT Aug 19, 2025
4pm CDT Aug 19, 2025-6pm CDT Aug 25, 2025
 
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Additional Resources

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