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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Mostly Cloudy

67°F

19°C

Humidity 93%
Wind Speed SE 3 mph
Barometer 29.77 in (1007.7 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 16 Jun 11:53 pm CDT
Extended Forecast for

Lambert MO

  • Overnight

    Overnight: A slight chance of showers between 1am and 2am. Partly cloudy, with a steady temperature around 67. Calm wind. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 89. Breezy, with a south southwest wind 7 to 12 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 89 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly between 1am and 4am. Increasing clouds, with a low around 75. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 30 mph.

    Low: 75 °F

    Increasing
    Clouds and
    Breezy then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 87. Southwest wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 70%.

    High: 87 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 65. North wind 3 to 6 mph. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84. North wind 3 to 5 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 68. South southeast wind 3 to 6 mph.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers between 1am and 2am. Partly cloudy, with a steady temperature around 67. Calm wind. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 89. Breezy, with a south southwest wind 7 to 12 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly between 1am and 4am. Increasing clouds, with a low around 75. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 30 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 87. Southwest wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 65. North wind 3 to 6 mph. Chance of precipitation is 60%.
Juneteenth
Mostly sunny, with a high near 84. North wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 68. South southeast wind 3 to 6 mph.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. South southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. South southwest wind 11 to 13 mph, with gusts as high as 20 mph.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 85. West wind 10 to 13 mph, with gusts as high as 20 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. North wind 3 to 8 mph.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. North wind around 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lambert MO
 37.09°N 89.54°W
Last Update:
11:21 pm CDT Jun 16, 2026
Forecast Valid:
12am CDT Jun 17, 2026-6pm CDT Jun 23, 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