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

86°F

30°C

Humidity 70%
Wind Speed E 5 mph
Barometer 30.07 in (1017.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 18 Aug 9:53 am CDT
Extended Forecast for

3 Miles WNW Cape Girardeau MO

Heat Advisory August 18, 10:15am until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 10:15am until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Today

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Light east southeast wind.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Heat index values as high as 105. Calm wind.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. North wind 3 to 7 mph.

    High: 90 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. North wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88. North wind 6 to 8 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. North northeast wind 3 to 6 mph.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 97. Light east southeast wind.
Tonight
Mostly clear, with a low around 74. Light east southeast wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Heat index values as high as 105. Calm wind.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. North wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 68. North wind around 6 mph.
Thursday
Mostly sunny, with a high near 88. North wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 66. North northeast wind 3 to 6 mph.
Friday
Sunny, with a high near 90. North wind 3 to 5 mph.
Friday Night
Clear, with a low around 66. Light north wind.
Saturday
Sunny, with a high near 91. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 64. North wind 3 to 5 mph.
Sunday
Sunny, with a high near 85. North wind 3 to 7 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:
9:14 am CDT Aug 18, 2025
Forecast Valid:
10am CDT Aug 18, 2025-6pm CDT Aug 24, 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