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

Hazardous Weather Conditions

Current conditions at

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Fair

83°F

28°C

Humidity 77%
Wind Speed S 8 mph
Barometer 29.93 in (1013.2 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 11 Aug 10:53 pm CDT
Extended Forecast for

4 Miles WSW Jonesboro IL

Heat Advisory August 11, 11:00pm until August 13, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 11, 11:00pm until August 13, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Tonight

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 96. Heat index values as high as 107. West southwest wind 5 to 7 mph.

    High: 96 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. South southwest wind around 7 mph.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind 5 to 8 mph.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78. South southwest wind around 6 mph.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 98. Southwest wind 3 to 5 mph.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. South southeast wind 3 to 5 mph.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. South southwest wind 3 to 6 mph.

    High: 99 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 76. South southwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 96. Heat index values as high as 107. West southwest wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 77. South southwest wind around 7 mph.
Thursday
Mostly sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 78. South southwest wind around 6 mph.
Friday
Sunny and hot, with a high near 98. Southwest wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 75. South southeast wind 3 to 5 mph.
Saturday
Sunny and hot, with a high near 99. South southwest wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 77. South wind around 5 mph.
Sunday
Sunny and hot, with a high near 101. West wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 76. West southwest wind around 5 mph becoming light and variable in the evening.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 95. North wind 3 to 5 mph.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 72. Light north northeast wind.
Tuesday
Mostly sunny, with a high near 93. Light and variable wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Jonesboro IL
 37.44°N 89.33°W
Last Update:
8:51 pm CDT Aug 11, 2026
Forecast Valid:
11pm CDT Aug 11, 2026-6pm CDT Aug 18, 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