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

27°C

81°F

Humidity 79%
Wind Speed SE 6 km/h
Barometer 1021.9 mb (30.19 in)
Dewpoint 23°C (74°F)
Visibility 16 km
Heat Index30°C (86°F)
Last update 23 Jun 7:53 am CDT
Extended Forecast for

Tamms IL

Heat Advisory June 23, 08:04am until June 27, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 23, 08:04am until June 27, 07:00pm

    NOW until 7:00pm Fri

    Heat Advisory

  • Today

    High: 34 °C

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 24. South wind 3 to 8 km/h.

    Low: 24 °C

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 34. Heat index values as high as 41. South wind 3 to 8 km/h. Chance of precipitation is 20%.

    High: 34 °C

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 35. Calm wind.

    High: 35 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °C

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 36. Calm wind becoming southwest 5 to 8 km/h in the afternoon.

    High: 36 °C

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °C

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 34. Heat index values as high as 41. South southwest wind 5 to 11 km/h.
Tonight
Mostly clear, with a low around 24. South wind 3 to 8 km/h.
Tuesday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 34. Heat index values as high as 41. South wind 3 to 8 km/h. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 24. Calm wind.
Wednesday
Sunny, with a high near 35. Calm wind.
Wednesday Night
Mostly clear, with a low around 24. Calm wind.
Thursday
Sunny and hot, with a high near 36. Calm wind becoming southwest 5 to 8 km/h in the afternoon.
Thursday Night
Mostly clear, with a low around 24. Calm wind.
Friday
A slight chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 36. Southwest wind 3 to 8 km/h.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 24. Calm wind.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 35. Calm wind.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 24. Calm wind.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 35. Southwest wind 3 to 8 km/h.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tamms IL
 37.26°N 89.28°W
Last Update:
7:16 am CDT Jun 23, 2025
Forecast Valid:
8am CDT Jun 23, 2025-6pm CDT Jun 29, 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