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

73°F

23°C

Humidity 53%
Wind Speed S 9 G 20 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 30 Mar 9:53 pm CDT
Extended Forecast for

3 Miles E Millstadt IL

  • Tonight

    Tonight: Mostly clear, with a low around 63. South wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Breezy, with a south wind 13 to 20 mph, with gusts as high as 30 mph.

    High: 83 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then showers likely between 1am and 2am, then rain likely after 2am. Partly cloudy, with a low around 60. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 76. South wind 6 to 11 mph. Chance of precipitation is 70%.

    High: 76 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain and thunderstorms before 10pm, then a chance of rain between 10pm and 4am, then a chance of rain and thunderstorms after 4am. Mostly cloudy, with a low around 64. Southeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    Low: 64 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1pm. High near 79. Breezy. Chance of precipitation is 80%.

    High: 79 °F

    Breezy.
    Chance
    T-storms then
    Rain

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Rain

  • Friday

    Friday: A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 63. South wind 11 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 83. Breezy, with a south wind 13 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A chance of showers and thunderstorms before 1am, then showers likely between 1am and 2am, then rain likely after 2am. Partly cloudy, with a low around 60. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
Rain likely. Mostly cloudy, with a high near 76. South wind 6 to 11 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of rain and thunderstorms before 10pm, then a chance of rain between 10pm and 4am, then a chance of rain and thunderstorms after 4am. Mostly cloudy, with a low around 64. Southeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Thursday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1pm. High near 79. Breezy. Chance of precipitation is 80%.
Thursday Night
Rain and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.
Friday
A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Friday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Millstadt IL
 38.46°N 90.04°W (Elev. 499 ft)
Last Update:
6:06 pm CDT Mar 30, 2026
Forecast Valid:
10pm CDT Mar 30, 2026-6pm CDT Apr 6, 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