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

80°F

27°C

Humidity 82%
Wind Speed S 5 mph
Barometer 30.05 in (1017.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 14 Aug 10:53 pm CDT
Extended Forecast for

Zalma MO

Extreme Heat Warning August 14, 11:55pm until August 16, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 14, 11:55pm until August 16, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Tonight

    Low: 74 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Heat index values as high as 107. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 74. Light southwest wind.

    Low: 74 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Light north northwest wind.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

Tonight
Clear, with a low around 74. Calm wind.
Saturday
Sunny and hot, with a high near 100. Heat index values as high as 107. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Clear, with a low around 74. Light southwest wind.
Sunday
Sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Light north northwest wind.
Monday Night
Partly cloudy, with a low around 69. Calm wind.
Tuesday
Mostly sunny, with a high near 91. Calm wind.
Tuesday Night
Mostly clear, with a low around 71. Calm wind.
Wednesday
Mostly sunny and hot, with a high near 97. Calm wind becoming southwest 5 to 7 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. Light and variable wind.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. North northeast wind 3 to 5 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. Northeast wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Zalma MO
 37.15°N 90.07°W
Last Update:
11:11 pm CDT Aug 14, 2026
Forecast Valid:
11pm CDT Aug 14, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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