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

95°F

35°C

Humidity 46%
Wind Speed Vrbl 5 mph
Barometer 30.04 in (1016.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 16 Aug 3:53 pm CDT
Extended Forecast for

Lambert MO

Heat Advisory August 16, 04:48pm until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 16, 04:48pm until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 97 °F

    Hot

  • Tonight

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

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. Light and variable wind.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Calm wind.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Light and variable wind.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 72. Light and variable wind.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 97. Heat index values as high as 106. Light south wind.
Tonight
Mostly clear, with a low around 74. Light southeast wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. Light and variable wind.
Sunday Night
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 74. Calm wind.
Monday
Sunny and hot, with a high near 99. Calm wind.
Monday Night
Mostly clear, with a low around 75. Calm wind.
Tuesday
Sunny and hot, with a high near 99. Light and variable wind.
Tuesday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 72. Light and variable wind.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. North wind 3 to 7 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. North northeast wind 5 to 7 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87. North northeast wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 66. North northeast wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 89. North northeast wind 3 to 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lambert MO
 37.09°N 89.54°W
Last Update:
4:31 pm CDT Aug 16, 2025
Forecast Valid:
4pm CDT Aug 16, 2025-6pm CDT Aug 22, 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