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

50°F

10°C

Humidity 44%
Wind Speed E 12 mph
Barometer 30.11 in (1019.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 14 Mar 10:53 am CDT
Extended Forecast for

2 Miles N Trenton IL

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Mostly sunny, with a high near 63. Southeast wind around 15 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. South wind 10 to 18 mph, with gusts as high as 28 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 4pm. High near 67. Windy, with a south wind 22 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%.

    High: 67 °F

    Windy. Slight
    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 10pm, then rain and snow between 10pm and 1am, then a chance of snow after 1am. Some thunder is also possible. Low around 22. Windy, with a west wind 30 to 33 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Rain/Snow and
    Windy

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 28. Windy, with a northwest wind 26 to 31 mph, with gusts as high as 40 mph.

    High: 28 °F

    Chance Snow
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Blustery.

    Low: 13 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 63. Southeast wind around 15 mph.
Tonight
Partly cloudy, with a low around 53. South wind 10 to 18 mph, with gusts as high as 28 mph.
Sunday
Rain, with thunderstorms also possible after 4pm. High near 67. Windy, with a south wind 22 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%.
Sunday Night
Rain before 10pm, then rain and snow between 10pm and 1am, then a chance of snow after 1am. Some thunder is also possible. Low around 22. Windy, with a west wind 30 to 33 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 28. Windy, with a northwest wind 26 to 31 mph, with gusts as high as 40 mph.
Monday Night
Partly cloudy, with a low around 13. Blustery.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
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:
10:46 am CDT Mar 14, 2026
Forecast Valid:
11am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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