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.

Fair

16°F

-9°C

Humidity 62%
Wind Speed NW 7 mph
Barometer 30.40 in (1030.1 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 27 Jan 7:53 pm CST
Extended Forecast for

2 Miles N Trenton IL

Cold Weather Advisory January 28, 01:00am until January 28, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Mostly clear, with a low around -1. Wind chill values as low as -10. North wind 5 to 8 mph becoming light and variable.

    Low: -1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 27. Wind chill values as low as -10. Light west wind increasing to 5 to 10 mph in the morning.

    High: 27 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 8. Southwest wind around 5 mph becoming calm in the evening.

    Low: 8 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 21. Northeast wind 3 to 6 mph.

    High: 21 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 5. North wind 3 to 6 mph.

    Low: 5 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 15.

    High: 15 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around 0.

    Low: 0 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around -1. Wind chill values as low as -10. North wind 5 to 8 mph becoming light and variable.
Wednesday
Increasing clouds, with a high near 27. Wind chill values as low as -10. Light west wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 8. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 21. Northeast wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 5. North wind 3 to 6 mph.
Friday
Mostly sunny and cold, with a high near 15.
Friday Night
Partly cloudy, with a low around 0.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
Partly cloudy, with a low around 1.
Sunday
Partly sunny, with a high near 25.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 32.
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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:
7:46 pm CST Jan 27, 2026
Forecast Valid:
8pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation