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

48°F

9°C

Humidity 71%
Wind Speed Calm
Barometer 30.25 in (1024.2 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 20 Apr 4:53 am CDT
Extended Forecast for

Mounds IL

  • Today

    Today: Sunny, with a high near 70. Northeast wind around 5 mph becoming calm in the afternoon.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 50. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 23 mph.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. Southwest wind 6 to 9 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. South wind around 6 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. South wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. Mostly cloudy, with a high near 78. South wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 78 °F

    Showers

Detailed Forecast

Today
Sunny, with a high near 70. Northeast wind around 5 mph becoming calm in the afternoon.
Tonight
Clear, with a low around 50. Calm wind becoming south southeast around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 53. Southwest wind 6 to 9 mph.
Wednesday
Sunny, with a high near 77. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 55. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 80. South wind 6 to 14 mph, with gusts as high as 24 mph.
Thursday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.
Friday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 78. South wind 10 to 13 mph, with gusts as high as 22 mph.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. South southwest wind around 7 mph becoming north after midnight.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 76. North wind around 8 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55. North northeast wind around 6 mph.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76. North northeast wind 6 to 9 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:
4:26 am CDT Apr 20, 2026
Forecast Valid:
5am CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
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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