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

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

68°F

20°C

Humidity 84%
Wind Speed Calm
Barometer 30.02 in (1016.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Jun 7:53 am CDT
Extended Forecast for

Maeystown IL

  • Juneteenth

    Juneteenth: Sunny, with a high near 83. Light north wind.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Light southwest wind.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Southeast wind 3 to 5 mph.

    Low: 67 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms. High near 85. South wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    High: 85 °F

    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms. Low around 66. Chance of precipitation is 90%.

    Low: 66 °F

    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 79.

    High: 79 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Sunny, with a high near 83. Light north wind.
Tonight
Mostly cloudy, with a low around 63. Calm wind.
Saturday
Mostly sunny, with a high near 86. Light southwest wind.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Southeast wind 3 to 5 mph.
Sunday
Showers and thunderstorms. High near 85. South wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Sunday Night
Showers and thunderstorms. Low around 66. Chance of precipitation is 90%.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Maeystown IL
 38.22°N 90.22°W (Elev. 528 ft)
Last Update:
5:06 am CDT Jun 19, 2026
Forecast Valid:
8am CDT Jun 19, 2026-6pm CDT Jun 25, 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