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

72°F

22°C

Humidity 91%
Wind Speed Calm
Barometer 30.22 in (1022.9 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 17 Sep 2:53 am CDT
Extended Forecast for

5 Miles SW Glenallen MO

Heat Advisory September 17, 03:29am until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 03:29am until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Overnight

    Low: 74 °F

    Mostly Clear

  • Thursday

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

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 72. Calm wind.

    Low: 72 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 96. Light and variable 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 and hot, with a high near 97. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Sunday

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

    High: 95 °F

    Sunny

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 74. Calm wind.
Thursday
Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph.
Thursday Night
Clear, with a low around 72. Calm wind.
Friday
Sunny, with a high near 96. Light and variable wind.
Friday Night
Mostly clear, with a low around 70. Calm wind.
Saturday
Sunny and hot, with a high near 97. Calm wind becoming west southwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 69. Calm wind.
Sunday
Sunny, with a high near 95. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 69. Light north northeast wind.
Monday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming north northwest around 6 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Light north wind.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 84. North northeast wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 62. North northeast wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 83. Northeast wind around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Glenallen MO
 37.26°N 90.1°W
Last Update:
1:26 am CDT Sep 17, 2026
Forecast Valid:
3am CDT Sep 17, 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