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.

Partly Cloudy

71°F

22°C

Humidity 71%
Wind Speed E 6 mph
Barometer 30.12 in (1019.4 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 30 Aug 11:53 pm CDT
Extended Forecast for

2 Miles N Trenton IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 61. East wind 3 to 5 mph.

    Low: 61 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Northeast wind 5 to 9 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56. Northeast wind 3 to 6 mph.

    Low: 56 °F

    Mostly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 81. Northeast wind around 6 mph.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Mostly sunny, with a high near 79. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 61. East wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 81. Northeast wind 5 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 56. Northeast wind 3 to 6 mph.
Labor Day
Partly sunny, with a high near 81. Northeast wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Mostly sunny, with a high near 79. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 82.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 48.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 80.
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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:
10:21 pm CDT Aug 30, 2025
Forecast Valid:
12am CDT Aug 31, 2025-6pm CDT Sep 6, 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