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

99°F

37°C

Humidity 33%
Wind Speed Calm
Barometer 30.15 in (1020.5 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 17 Sep 3:53 pm CDT
Extended Forecast for

3 Miles WNW Cape Girardeau MO

Heat Advisory September 17, 04:14pm until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 04:14pm until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Calm wind.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Calm wind becoming west northwest around 5 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 96. Calm wind.
Tonight
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny, with a high near 96. Calm wind.
Friday Night
Mostly clear, with a low around 71. Calm wind.
Saturday
Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph.
Saturday Night
Mostly clear, with a low around 70. Calm wind.
Sunday
Mostly sunny, with a high near 95. Calm wind becoming west northwest around 5 mph.
Sunday Night
Partly cloudy, with a low around 70. Calm wind.
Monday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65. North wind around 6 mph.
Tuesday
Mostly sunny, with a high near 80. North wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 60. North northeast wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 80. North wind around 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Cape Girardeau MO
 37.33°N 89.62°W
Last Update:
1:26 pm CDT Sep 17, 2026
Forecast Valid:
4pm CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
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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