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

75°F

24°C

Humidity 84%
Wind Speed Calm
Barometer 29.96 in (1014.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 27 Jul 7:53 am CDT
Extended Forecast for

Grassy MO

Extreme Heat Warning July 27, 08:23am until July 28, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 27, 08:23am until July 28, 07:00pm

    NOW until 7:00pm Tue

    Extreme Heat Warning

  • Today

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 78. Light south southwest wind.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 96. Heat index values as high as 105. West northwest wind 3 to 6 mph.

    High: 96 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms, then a chance of showers after 7pm. Partly cloudy, with a low around 71. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 88. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Light northeast wind.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 99. Heat index values as high as 109. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 78. Light south southwest wind.
Tuesday
Mostly sunny, with a high near 96. Heat index values as high as 105. West northwest wind 3 to 6 mph.
Tuesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 7pm. Partly cloudy, with a low around 71. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 88. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 66. Light northeast wind.
Thursday
Sunny, with a high near 88. Calm wind.
Thursday Night
Partly cloudy, with a low around 67. Calm wind.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Light and variable wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 66. North northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 85. North northeast wind 3 to 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grassy MO
 37.24°N 90.18°W
Last Update:
6:46 am CDT Jul 27, 2026
Forecast Valid:
8am CDT Jul 27, 2026-6pm CDT Aug 2, 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