Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

75°F

24°C

Humidity 46%
Wind Speed Vrbl 3 mph
Barometer 30.12 in (1019.6 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 8 Oct 10:53 am CDT
Extended Forecast for

5 Miles S Troy IL

  • Today

    Today: Sunny, with a high near 86. Calm wind.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. Light east wind.

    Low: 51 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 88. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60. Southeast wind 5 to 8 mph.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85. South wind 6 to 11 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely.  Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm.  Partly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind.
Tonight
Clear, with a low around 51. Light east wind.
Friday
Sunny, with a high near 88. Light southeast wind becoming south 5 to 10 mph in the morning.
Friday Night
Clear, with a low around 60. Southeast wind 5 to 8 mph.
Saturday
Mostly sunny, with a high near 85. South wind 6 to 11 mph.
Saturday Night
Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 58.
Columbus Day
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 62.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Troy IL
 38.65°N 89.89°W (Elev. 499 ft)
10:36 am CDT Oct 8, 2026
11am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database