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

47°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 30.01 in (1016.1 mb)
Dewpoint 47°F (8°C)
Visibility 9.00 mi
Last update 11 Oct 6:53 am CDT
Extended Forecast for

Kimmswick MO

  • Today

    Today: Sunny, with a high near 90. Calm wind.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Light and variable wind becoming south around 5 mph after midnight.

    Low: 64 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Sunny, with a high near 94. Southwest wind 5 to 10 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 69. South wind around 7 mph.

    Low: 69 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Southwest wind 5 to 7 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 90. Calm wind.
Tonight
Partly cloudy, with a low around 64. Light and variable wind becoming south around 5 mph after midnight.
Columbus Day
Sunny, with a high near 94. Southwest wind 5 to 10 mph.
Monday Night
Clear, with a low around 69. South wind around 7 mph.
Tuesday
Sunny, with a high near 95. Southwest wind 5 to 7 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Wednesday
Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kimmswick MO
 38.36°N 90.36°W (Elev. 377 ft)
Last Update:
5:26 am CDT Oct 11, 2026
Forecast Valid:
7am CDT Oct 11, 2026-6pm CDT Oct 17, 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