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

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

72°F

22°C

Humidity 71%
Wind Speed S 8 mph
Barometer 29.78 in (1008.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 2 Apr 8:53 pm CDT
Extended Forecast for

3 Miles SSW Millstadt IL

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms. Increasing clouds, with a low around 62. South wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 62 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly between 8am and 4pm. Mostly cloudy, with a high near 78. South wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 58. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    Low: 58 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Temperature falling to around 57 by 5pm. West wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    High: 64 °F⇓

    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms. Increasing clouds, with a low around 62. South wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Friday
A 50 percent chance of showers and thunderstorms, mainly between 8am and 4pm. Mostly cloudy, with a high near 78. South wind 6 to 15 mph, with gusts as high as 25 mph.
Friday Night
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 58. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Saturday
Showers and possibly a thunderstorm. Temperature falling to around 57 by 5pm. West wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
Partly cloudy, with a low around 40. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 58.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 62.
Monday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Millstadt IL
 38.42°N 90.13°W (Elev. 627 ft)
Last Update:
7:41 pm CDT Apr 2, 2026
Forecast Valid:
9pm CDT Apr 2, 2026-6pm CDT Apr 9, 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