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 57%
Wind Speed S 7 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 18 Mar 6:53 pm CDT
Extended Forecast for

Mounds IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. South southwest wind around 6 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. South southwest wind 3 to 6 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. Southwest wind 3 to 5 mph.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80. West wind 3 to 6 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 59. South wind 3 to 6 mph.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. West wind around 11 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. South southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 72. South southwest wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 50. Calm wind.
Friday
Mostly sunny, with a high near 78. Calm wind becoming southwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 54. Southwest wind 3 to 5 mph.
Saturday
Sunny, with a high near 80. West wind 3 to 6 mph.
Saturday Night
Clear, with a low around 59. South wind 3 to 6 mph.
Sunday
Sunny, with a high near 84. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 43. West wind around 11 mph becoming north after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 57. North northeast wind 9 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 38. Northeast wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 63. East wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 44. East southeast wind around 6 mph.
Wednesday
Partly sunny, with a high near 71. South wind 6 to 10 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mounds IL
 37.12°N 89.21°W
Last Update:
6:15 pm CDT Mar 18, 2026
Forecast Valid:
7pm CDT Mar 18, 2026-6pm CDT Mar 25, 2026
 
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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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation