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

81°F

27°C

Humidity 69%
Wind Speed SE 5 mph
Barometer 30.19 in (1022.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 16 Sep 7:53 pm CDT
Extended Forecast for

5 Miles SSW Glenallen MO

Heat Advisory September 16, 08:06pm until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 16, 08:06pm until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96. Light west southwest wind.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: 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 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 96 °F

    Sunny

  • Saturday Night

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

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Calm wind.
Thursday
Sunny, with a high near 96. Light west southwest wind.
Thursday Night
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 70. Calm wind.
Saturday
Sunny, with a high near 96. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 70. Calm wind.
Sunday
Mostly sunny, with a high near 95. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 69. Light and variable wind.
Monday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Light north wind.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 85. North wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 62. North northeast wind 3 to 5 mph.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 83. North northeast wind 3 to 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Glenallen MO
 37.26°N 90.04°W
Last Update:
5:51 pm CDT Sep 16, 2026
Forecast Valid:
8pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026
 
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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