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

Hazardous Weather Conditions

Current conditions at

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Mostly Cloudy

76°F

24°C

Humidity 72%
Wind Speed S 14 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 May 3:53 am CDT
Extended Forecast for

Mounds IL

  • Today

    Today: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 87. South southwest wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 71. South wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. South southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 63. Southwest wind around 6 mph becoming calm. Chance of precipitation is 90%.

    Low: 63 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 74. North wind around 9 mph. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. North northeast wind 5 to 8 mph. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 76. North northeast wind around 8 mph.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. East northeast wind 3 to 6 mph.

    Low: 61 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Light and variable wind becoming southeast around 6 mph in the morning.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 87. South southwest wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 71. South wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. South southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 63. Southwest wind around 6 mph becoming calm. Chance of precipitation is 90%.
Wednesday
A chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 74. North wind around 9 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. North northeast wind 5 to 8 mph. Chance of precipitation is 40%.
Thursday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 76. North northeast wind around 8 mph.
Thursday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. East northeast wind 3 to 6 mph.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Light and variable wind becoming southeast around 6 mph in the morning.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the morning.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Light south wind.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming south southeast around 6 mph in the afternoon.
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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:
4:37 am CDT May 18, 2026
Forecast Valid:
4am CDT May 18, 2026-6pm CDT May 24, 2026
 
Forecast Discussion
 
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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