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

87°F

31°C

Humidity 51%
Wind Speed E 10 mph
Barometer 30.04 in (1016.7 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 14 Sep 5:53 pm CDT
Extended Forecast for

Mill Creek IL

Heat Advisory September 15, 11:00am until September 16, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 70. East southeast wind around 5 mph becoming calm after midnight.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming south southwest around 6 mph in the morning.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming southwest around 5 mph.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Calm wind.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Calm wind.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 70. East southeast wind around 5 mph becoming calm after midnight.
Tuesday
Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming south southwest around 6 mph in the morning.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 73. Calm wind.
Wednesday
Sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming southwest around 5 mph.
Wednesday Night
Mostly clear, with a low around 72. Calm wind.
Thursday
Sunny and hot, with a high near 97. Calm wind.
Thursday Night
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny, with a high near 96. Calm wind.
Friday Night
Mostly clear, with a low around 71. Calm wind.
Saturday
Sunny, with a high near 95. Calm wind becoming south southwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming south southwest around 6 mph in the morning.
Sunday Night
A chance of showers. Partly cloudy, with a low around 68. South southeast wind 3 to 5 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. South wind 3 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mill Creek IL
 37.34°N 89.25°W
Last Update:
2:16 pm CDT Sep 14, 2026
Forecast Valid:
6pm CDT Sep 14, 2026-6pm CDT Sep 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