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.

Overcast

48°F

9°C

Humidity 74%
Wind Speed W 10 G 25 mph
Barometer 29.93 in (1013.6 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 9 Jan 6:53 am CST
Extended Forecast for

3 Miles E Millstadt IL

  • Today

    Today: Mostly cloudy, with a high near 51. West wind 5 to 13 mph becoming north in the afternoon. Winds could gust as high as 26 mph.

    High: 51 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 35. Calm wind becoming northwest around 5 mph after midnight.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 47. Northwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 47 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 37. Northwest wind 5 to 14 mph, with gusts as high as 24 mph.

    High: 37 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 51. West wind 5 to 13 mph becoming north in the afternoon. Winds could gust as high as 26 mph.
Tonight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 35. Calm wind becoming northwest around 5 mph after midnight.
Saturday
A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 47. Northwest wind 6 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 25. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 37. Northwest wind 5 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 25.
Monday
Sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Millstadt IL
 38.46°N 90.04°W (Elev. 499 ft)
Last Update:
6:21 am CST Jan 9, 2026
Forecast Valid:
7am CST Jan 9, 2026-6pm CST Jan 15, 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