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Hazardous Weather Conditions

Current conditions at

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in (1016.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Aug 11:53 pm CDT
Extended Forecast for

Zalma MO

Heat Advisory August 17, 12:33am until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 12:33am until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Overnight

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 106. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Calm wind.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Calm wind becoming north around 6 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 73. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 106. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 73. Calm wind.
Monday
Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind.
Monday Night
Mostly clear, with a low around 73. Calm wind.
Tuesday
Sunny and hot, with a high near 100. Calm wind.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Calm wind.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67. North northeast wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 86. North northeast wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 66. North northeast wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 89. Calm wind becoming northeast around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 65. Light north wind.
Saturday
Sunny, with a high near 92. Light north wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Zalma MO
 37.15°N 90.07°W
Last Update:
11:30 pm CDT Aug 16, 2025
Forecast Valid:
12am CDT Aug 17, 2025-6pm CDT Aug 23, 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