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

74°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.10 in (1018.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 15 Aug 6:53 am CDT
Extended Forecast for

Millcreek IL

Extreme Heat Warning August 15, 07:07am until August 16, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 15, 07:07am until August 16, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Today

    High: 98 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 76. South southwest wind 3 to 5 mph.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 100. Heat index values as high as 114. West southwest wind 3 to 6 mph.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. Light and variable wind.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 90. North northwest wind around 6 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

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

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 91. Calm wind.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Light southeast wind.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 98. Heat index values as high as 110. Southwest wind 3 to 6 mph.
Tonight
Clear, with a low around 76. South southwest wind 3 to 5 mph.
Sunday
Mostly sunny and hot, with a high near 100. Heat index values as high as 114. West southwest wind 3 to 6 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. Light and variable wind.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 90. North northwest wind around 6 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 69. Light north wind.
Tuesday
Sunny, with a high near 91. Calm wind.
Tuesday Night
Mostly clear, with a low around 72. Light southeast wind.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. South southwest wind 5 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. North wind 5 to 7 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87. North northeast wind around 6 mph.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 66. Northeast wind 3 to 5 mph.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Northeast wind 3 to 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Millcreek IL
 37.37°N 89.28°W
Last Update:
7:01 am CDT Aug 15, 2026
Forecast Valid:
7am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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