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.

Heavy Rain Fog/Mist

64°F

18°C

Humidity 90%
Wind Speed NW 7 mph
Barometer 29.91 in (1012.4 mb)
Dewpoint 61°F (16°C)
Visibility 3.00 mi
Last update 4 Apr 5:53 am CDT
Extended Forecast for

2 Miles N Trenton IL

  • Today

    Today: Showers and possibly a thunderstorm before 2pm, then a slight chance of showers between 2pm and 3pm. Temperature falling to around 54 by 4pm. West wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.

    High: 63 °F⇓

    T-storms then
    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 39. Northwest wind 8 to 16 mph.

    Low: 39 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 57. Northwest wind 8 to 14 mph.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39. West wind 3 to 6 mph.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61. Northwest wind 6 to 11 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm before 2pm, then a slight chance of showers between 2pm and 3pm. Temperature falling to around 54 by 4pm. West wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 39. Northwest wind 8 to 16 mph.
Sunday
Sunny, with a high near 57. Northwest wind 8 to 14 mph.
Sunday Night
Clear, with a low around 39. West wind 3 to 6 mph.
Monday
Sunny, with a high near 61. Northwest wind 6 to 11 mph.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 54.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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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:
4:36 am CDT Apr 4, 2026
Forecast Valid:
6am CDT Apr 4, 2026-6pm CDT Apr 10, 2026
 
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