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.

A Few Clouds

43°F

6°C

Humidity 47%
Wind Speed SE 3 mph
Barometer 29.67 in (1004.9 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 24 Feb 10:53 pm CST
Extended Forecast for

2 Miles N Trenton IL

  • Tonight

    Tonight: A slight chance of rain between 11pm and 1am. Mostly cloudy, with a low around 35. Southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 52. Calm wind becoming north around 5 mph.

    High: 52 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 36. East wind 3 to 7 mph.

    Low: 36 °F

    Slight Chance
    Rain then
    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain before noon. Partly sunny, with a high near 50. East wind 5 to 8 mph becoming north in the afternoon.

    High: 50 °F

    Chance Rain
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Calm wind becoming southwest around 5 mph after midnight.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
A slight chance of rain between 11pm and 1am. Mostly cloudy, with a low around 35. Southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 52. Calm wind becoming north around 5 mph.
Wednesday Night
A 50 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 36. East wind 3 to 7 mph.
Thursday
A 30 percent chance of rain before noon. Partly sunny, with a high near 50. East wind 5 to 8 mph becoming north in the afternoon.
Thursday Night
Mostly clear, with a low around 33. Calm wind becoming southwest around 5 mph after midnight.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 66.
Saturday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 33.
Sunday
A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 47.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Monday
A 30 percent chance of rain. Mostly cloudy, with a high near 50.
Monday Night
A 30 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 34.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Trenton IL
 38.63°N 89.69°W (Elev. 502 ft)
Last Update:
9:46 pm CST Feb 24, 2026
Forecast Valid:
10pm CST Feb 24, 2026-6pm CST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation