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

37°F

3°C

Humidity 65%
Wind Speed S 9 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 9 Dec 5:53 am CST
Extended Forecast for

3 Miles E Millstadt IL

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 53. South wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 53 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 46. South wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 33 mph.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a temperature falling to around 36 by 5pm. Breezy, with a northwest wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 46 °F⇓

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 41 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 53. South wind 10 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a steady temperature around 46. South wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 33 mph.
Wednesday
Mostly sunny, with a temperature falling to around 36 by 5pm. Breezy, with a northwest wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 39 mph.
Wednesday Night
Mostly cloudy, with a low around 27. Northwest wind 5 to 10 mph becoming light after midnight.
Thursday
Mostly cloudy, with a high near 41. Light and variable wind becoming southwest around 6 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
Partly cloudy, with a low around 14.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 20%.
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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:
4:01 am CST Dec 9, 2025
Forecast Valid:
6am CST Dec 9, 2025-6pm CST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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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