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

33°F

1°C

Humidity 78%
Wind Speed S 10 mph
Barometer 30.11 in (1020.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 3 Dec 11:53 am CST
Extended Forecast for

2 Miles N Trenton IL

  • This Afternoon

    This Afternoon: A chance of flurries between 3pm and 4pm, then a chance of snow after 4pm. Cloudy, with a high near 34. Southwest wind 5 to 9 mph becoming light. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 1am. Cloudy, with a low around 15. Light and variable wind becoming north 8 to 13 mph in the evening. Winds could gust as high as 20 mph.

    Low: 15 °F

    Chance Snow

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 23. North wind 5 to 9 mph.

    High: 23 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 11. Light and variable wind.

    Low: 11 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38. Calm wind becoming south around 6 mph.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
A chance of flurries between 3pm and 4pm, then a chance of snow after 4pm. Cloudy, with a high near 34. Southwest wind 5 to 9 mph becoming light. Chance of precipitation is 30%.
Tonight
A 50 percent chance of snow, mainly before 1am. Cloudy, with a low around 15. Light and variable wind becoming north 8 to 13 mph in the evening. Winds could gust as high as 20 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 23. North wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 11. Light and variable wind.
Friday
Mostly sunny, with a high near 38. Calm wind becoming south around 6 mph.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 44.
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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:
12:11 pm CST Dec 3, 2025
Forecast Valid:
12pm CST Dec 3, 2025-6pm CST Dec 9, 2025
 
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