National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Fair

55°F

13°C

Humidity 87%
Wind Speed Calm
Barometer 29.97 in (1014.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 23 Apr 3:53 am CDT
Extended Forecast for

Cape Girardeau MO

  • Today

    Today: Mostly sunny, with a high near 81. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 63. South wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 73. South southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 55. Southwest wind around 6 mph becoming light and variable in the evening.

    Low: 55 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 78. Northeast wind around 6 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. East northeast wind 3 to 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Southeast wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southeast wind 7 to 9 mph.

    Low: 62 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. South wind 13 to 18 mph, with gusts as high as 30 mph.

    High: 80 °F

    Chance
    T-storms then
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 81. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
Tonight
A 10 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 63. South wind 10 to 13 mph, with gusts as high as 22 mph.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 73. South southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Friday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 55. Southwest wind around 6 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 78. Northeast wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 56. East northeast wind 3 to 5 mph.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Southeast wind 5 to 7 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southeast wind 7 to 9 mph.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. South wind 13 to 18 mph, with gusts as high as 30 mph.
Monday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 55. Southwest wind 5 to 14 mph becoming west northwest after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 75. Northwest wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 51. Light north northeast wind.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74. Calm wind becoming south southeast around 6 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Cape Girardeau MO
 37.31°N 89.53°W
Last Update:
3:12 am CDT Apr 23, 2026
Forecast Valid:
4am CDT Apr 23, 2026-6pm CDT Apr 29, 2026
 
Forecast Discussion
 
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Additional Resources

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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