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

79°F

26°C

Humidity 60%
Wind Speed S 13 G 22 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 May 1:53 am CDT
Extended Forecast for

Glenallen MO

  • Overnight

    Overnight: Mostly cloudy, with a low around 70. South wind around 9 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 87. South southwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 70. South wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. South southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 58. Calm wind becoming north around 6 mph after midnight. Chance of precipitation is 90%.

    Low: 58 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 72. North wind around 8 mph. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53. North northeast wind 5 to 8 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 76. East northeast wind around 6 mph.

    High: 76 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Mostly cloudy, with a low around 58. East northeast wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 70. South wind around 9 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 87. South southwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Monday Night
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 70. South wind 8 to 10 mph, with gusts as high as 23 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. South southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 58. Calm wind becoming north around 6 mph after midnight. Chance of precipitation is 90%.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 72. North wind around 8 mph. Chance of precipitation is 50%.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53. North northeast wind 5 to 8 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 76. East northeast wind around 6 mph.
Thursday Night
A chance of showers after 1am. Mostly cloudy, with a low around 58. East northeast wind around 6 mph becoming calm in the evening.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. Light and variable wind.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Light and variable wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Light south southwest wind.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60. Light and variable wind.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming south southeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Glenallen MO
 37.32°N 90.04°W
Last Update:
1:26 am CDT May 18, 2026
Forecast Valid:
2am CDT May 18, 2026-6pm CDT May 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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