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.

Fair

34°F

1°C

Humidity 56%
Wind Speed Calm
Barometer 30.27 in (1025.6 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 8 Dec 3:53 pm CST
Extended Forecast for

2 Miles S Shiloh IL

  • Tonight

    Tonight: Increasing clouds, with a low around 26. Light and variable wind becoming south 5 to 10 mph in the evening.

    Low: 26 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 53 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a steady temperature around 45. Breezy, with a south wind 17 to 22 mph becoming west after midnight. Winds could gust as high as 30 mph.

    Low: 45 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Wednesday

    Wednesday: Partly sunny, with a temperature falling to around 38 by 5pm. Breezy, with a northwest wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 48 °F⇓

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 39.

    High: 39 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 26. Light and variable wind becoming south 5 to 10 mph in the evening.
Tuesday
Mostly sunny, with a high near 53. Southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a steady temperature around 45. Breezy, with a south wind 17 to 22 mph becoming west after midnight. Winds could gust as high as 30 mph.
Wednesday
Partly sunny, with a temperature falling to around 38 by 5pm. Breezy, with a northwest wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 36 mph.
Wednesday Night
Mostly cloudy, with a low around 26. Northwest wind 5 to 10 mph becoming light after midnight.
Thursday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 39.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
Partly sunny, with a high near 25.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
Mostly sunny, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
A 20 percent chance of rain. Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Shiloh IL
 38.52°N 89.9°W (Elev. 456 ft)
Last Update:
3:51 pm CST Dec 8, 2025
Forecast Valid:
4pm CST Dec 8, 2025-6pm CST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation