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

94°F

34°C

Humidity 52%
Wind Speed SE 3 mph
Barometer 29.99 in (1015.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 18 Aug 3:53 pm CDT
Extended Forecast for

5 Miles SSW Marble Hill MO

Heat Advisory August 18, 04:36pm until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 04:36pm until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 98 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 50%.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 90. Calm wind becoming north northeast around 6 mph in the morning. Chance of precipitation is 40%.

    High: 90 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. North northeast wind around 6 mph.

    Low: 67 °F

    Partly Cloudy

  • 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 66. North northeast wind around 6 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 5pm. Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. Calm wind.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 50%.
Wednesday
A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 90. Calm wind becoming north northeast around 6 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 67. North northeast wind around 6 mph.
Thursday
Mostly sunny, with a high near 88. North northeast wind around 7 mph.
Thursday Night
Mostly clear, with a low around 66. North northeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 91. Calm wind becoming north northeast around 5 mph.
Friday Night
Mostly clear, with a low around 66. Light north northeast wind.
Saturday
Sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 63. North wind 3 to 5 mph.
Sunday
Sunny, with a high near 84. North wind 3 to 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Marble Hill MO
 37.23°N 90.01°W
Last Update:
4:31 pm CDT Aug 18, 2025
Forecast Valid:
4pm CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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