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

79°F

26°C

Humidity 85%
Wind Speed Calm
Barometer 30.01 in (1015.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Aug 11:53 pm CDT
Extended Forecast for

2 Miles NNW Millersville MO

Heat Advisory August 18, 12:30am until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 12:30am until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Overnight

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind.

    High: 97 °F

    Hot

  • Monday Night

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

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Light and variable wind.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Light northwest wind. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 90. North wind 3 to 8 mph. Chance of precipitation is 40%.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. North wind 6 to 8 mph.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. North wind 6 to 9 mph.

    High: 87 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. Calm wind.
Monday
Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind.
Monday Night
Mostly clear, with a low around 73. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Light and variable wind.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Light northwest wind. Chance of precipitation is 40%.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 90. North wind 3 to 8 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 67. North wind 6 to 8 mph.
Thursday
Sunny, with a high near 87. North wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 66. North wind 5 to 7 mph becoming calm after midnight.
Friday
Sunny, with a high near 89. North wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 67. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 90. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 63. North wind 3 to 6 mph.
Sunday
Sunny, with a high near 85. North wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Millersville MO
 37.47°N 89.83°W
Last Update:
10:30 pm CDT Aug 17, 2025
Forecast Valid:
12am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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