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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

3 Miles WSW Millstadt IL

  • This Afternoon

    This Afternoon: A 20 percent chance of rain before 5pm. Cloudy, with a high near 42. East wind around 7 mph.

    High: 42 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4am. Low around 39. East wind around 6 mph. Chance of precipitation is 80%.

    Low: 39 °F

    Cloudy then
    Rain

  • Tuesday

    Tuesday: Rain before noon, then a chance of rain and thunderstorms between noon and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 62. Southeast wind around 6 mph. Chance of precipitation is 90%.

    High: 62 °F

    Rain then
    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, then rain and possibly a thunderstorm after midnight. Patchy fog between 9pm and midnight. Low around 52. East wind around 6 mph. Chance of precipitation is 80%.

    Low: 52 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 67. South wind 5 to 8 mph. Chance of precipitation is 80%.

    High: 67 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 56. Chance of precipitation is 80%.

    Low: 56 °F

    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm before noon, then a chance of rain and thunderstorms after noon. High near 71. Chance of precipitation is 80%.

    High: 71 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.

    Low: 56 °F

    Chance Rain
    then Chance
    T-storms

  • Friday

    Friday: A chance of rain and thunderstorms before noon, then a slight chance of rain. Partly sunny, with a high near 79. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    T-storms then
    Slight Chance
    Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain before 5pm. Cloudy, with a high near 42. East wind around 7 mph.
Tonight
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4am. Low around 39. East wind around 6 mph. Chance of precipitation is 80%.
Tuesday
Rain before noon, then a chance of rain and thunderstorms between noon and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 62. Southeast wind around 6 mph. Chance of precipitation is 90%.
Tuesday Night
Rain likely, then rain and possibly a thunderstorm after midnight. Patchy fog between 9pm and midnight. Low around 52. East wind around 6 mph. Chance of precipitation is 80%.
Wednesday
Rain and possibly a thunderstorm. High near 67. South wind 5 to 8 mph. Chance of precipitation is 80%.
Wednesday Night
Rain and possibly a thunderstorm. Low around 56. Chance of precipitation is 80%.
Thursday
Rain and possibly a thunderstorm before noon, then a chance of rain and thunderstorms after noon. High near 71. Chance of precipitation is 80%.
Thursday Night
A chance of rain, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Friday
A chance of rain and thunderstorms before noon, then a slight chance of rain. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Friday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Saturday
Rain and thunderstorms. High near 69. Chance of precipitation is 80%.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 49.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Millstadt IL
 38.44°N 90.13°W (Elev. 650 ft)
Last Update:
12:26 pm CST Mar 2, 2026
Forecast Valid:
2pm CST Mar 2, 2026-6pm CDT Mar 8, 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