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

53°F

12°C

Humidity 96%
Wind Speed Calm
Barometer 29.87 in (1011.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 21 Mar 6:53 am CDT
Extended Forecast for

Mounds IL

  • Today

    Today: Sunny, with a high near 84. Southwest wind around 8 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 61. South southwest wind 6 to 9 mph.

    Low: 61 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 83. South southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 43. Southwest wind 9 to 18 mph becoming north after midnight. Winds could gust as high as 28 mph.

    Low: 43 °F

    Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 60. North northeast wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. Northeast wind around 6 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. Southeast wind around 5 mph.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 48. Light southeast wind.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 72. South wind 5 to 8 mph.

    High: 72 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 84. Southwest wind around 8 mph.
Tonight
Clear, with a low around 61. South southwest wind 6 to 9 mph.
Sunday
Sunny, with a high near 83. South southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 43. Southwest wind 9 to 18 mph becoming north after midnight. Winds could gust as high as 28 mph.
Monday
Sunny, with a high near 60. North northeast wind 9 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 44. Northeast wind around 6 mph.
Tuesday
Partly sunny, with a high near 61. Southeast wind around 5 mph.
Tuesday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 48. Light southeast wind.
Wednesday
A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 72. South wind 5 to 8 mph.
Wednesday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 58. South wind 5 to 7 mph.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 82. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 53. Southwest wind around 10 mph becoming north after midnight. Winds could gust as high as 18 mph.
Friday
A chance of showers. Partly sunny, with a high near 64. North northeast wind around 11 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mounds IL
 37.12°N 89.21°W
Last Update:
6:36 am CDT Mar 21, 2026
Forecast Valid:
7am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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