Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Mostly Cloudy

73°F

23°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 73°F (23°C)
Visibility 8.00 mi
Last update 16 Jul 2:53 am CDT
Extended Forecast for

Cape Girardeau MO

Heat Advisory July 16, 12:00pm until July 16, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Isolated showers and thunderstorms before 4am.  Areas of fog.  Otherwise, partly cloudy, with a low around 73. Calm wind.  Chance of precipitation is 20%.

    Low: 73 °F

    Isolated
    T-storms and
    Areas Fog

  • Wednesday

    Wednesday: Isolated showers, then scattered showers and thunderstorms after 10am.  Areas of fog before 8am.  Otherwise, mostly sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming southwest 5 to 7 mph in the morning.  Chance of precipitation is 30%.

    High: 93 °F

    Scattered
    T-storms and
    Areas Fog

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Scattered showers and thunderstorms after 1pm.  Mostly sunny, with a high near 94. Heat index values as high as 109. Calm wind becoming southwest around 6 mph in the morning.  Chance of precipitation is 30%.

    High: 94 °F

    Sunny then
    Scattered
    T-storms

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 74. Light and variable wind.  Chance of precipitation is 40%.

    Low: 74 °F

    Scattered
    T-storms

  • Friday

    Friday: Scattered showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 90. Calm wind becoming south around 5 mph.  Chance of precipitation is 50%.

    High: 90 °F

    Isolated
    T-storms then
    Scattered
    T-storms

  • Friday Night

    Friday Night: Isolated showers and thunderstorms before 1am.  Mostly cloudy, with a low around 75. Calm wind.  Chance of precipitation is 20%.

    Low: 75 °F

    Isolated
    T-storms

  • Saturday

    Saturday: Scattered showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 91. South southwest wind 3 to 7 mph.

    High: 91 °F

    Scattered
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. South southwest wind 3 to 5 mph.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers and thunderstorms before 4am. Areas of fog. Otherwise, partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.
Wednesday
Isolated showers, then scattered showers and thunderstorms after 10am. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 75. Southwest wind around 6 mph becoming calm in the evening.
Thursday
Scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 109. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 30%.
Thursday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 74. Light and variable wind. Chance of precipitation is 40%.
Friday
Scattered showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming south around 5 mph. Chance of precipitation is 50%.
Friday Night
Isolated showers and thunderstorms before 1am. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 20%.
Saturday
Scattered showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. South southwest wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 74. South southwest wind 3 to 5 mph.
Sunday
Scattered showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. South southwest wind 3 to 6 mph.
Sunday Night
Isolated showers and thunderstorms. Partly cloudy, with a low around 75. South wind 3 to 5 mph.
Monday
Scattered showers and thunderstorms. Sunny, with a high near 94. South southwest wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 76. South southwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 95. South southwest wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Cape Girardeau MO
 37.31°N 89.53°W
2:01 am CDT Jul 16, 2025
3am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

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