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

80°F

27°C

Humidity 71%
Wind Speed NE 6 mph
Barometer 29.97 in (1014.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 3 Aug 10:53 am CDT
Extended Forecast for

Cape Girardeau MO

  • Today

    Today: Sunny, with a high near 85. Light north northeast wind.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Widespread dense fog, mainly before 7am. Otherwise, sunny, with a high near 87. Calm wind.

    High: 87 °F

    Dense Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 90. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 88. Light south southwest wind.

    High: 88 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 85. Light north northeast wind.
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 65. Calm wind.
Tuesday
Widespread dense fog, mainly before 7am. Otherwise, sunny, with a high near 87. Calm wind.
Tuesday Night
Mostly clear, with a low around 66. Calm wind.
Wednesday
Sunny, with a high near 89. Calm wind.
Wednesday Night
Mostly clear, with a low around 70. Calm wind.
Thursday
Mostly sunny, with a high near 90. Calm wind becoming south southwest around 5 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Light south wind.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Light south southwest wind.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Calm wind.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Light south southwest wind.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. Calm wind.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming south southwest around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cape Girardeau MO
 37.31°N 89.53°W
Last Update:
10:21 am CDT Aug 3, 2026
Forecast Valid:
11am CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
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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