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.

Light Rain

63°F

17°C

Humidity 90%
Wind Speed SW 8 mph
Barometer 29.82 in (1009.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 18 Apr 12:53 am CDT
Extended Forecast for

2 Miles N Trenton IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 49. West wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%.

    Low: 49 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 15 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38. Northwest wind 8 to 13 mph becoming light and variable after midnight.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66. West wind 5 to 15 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Northwest wind 5 to 7 mph becoming light and variable after midnight.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 49. West wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%.
Saturday
Showers likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 15 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Saturday Night
Clear, with a low around 38. Northwest wind 8 to 13 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 66. West wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 40. Northwest wind 5 to 7 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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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:
10:51 pm CDT Apr 17, 2026
Forecast Valid:
1am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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