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

78°F

26°C

Humidity 50%
Wind Speed Vrbl 5 mph
Barometer 30.18 in (1021.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 23 Jul 12:53 pm CDT
Extended Forecast for

Shiloh IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. Northeast wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. East wind around 6 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: Scattered showers, mainly after 3pm. Mostly cloudy, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 77 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers. Mostly cloudy, with a low around 67. Southeast wind 3 to 5 mph. Chance of precipitation is 50%.

    Low: 67 °F

    Scattered
    Showers

  • Saturday

    Saturday: Showers likely, mainly before 10am. Partly sunny, with a high near 87. South wind 5 to 7 mph. Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. Northeast wind around 5 mph.
Tonight
Mostly cloudy, with a low around 65. East wind around 6 mph becoming calm in the evening.
Friday
Scattered showers, mainly after 3pm. Mostly cloudy, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 67. Southeast wind 3 to 5 mph. Chance of precipitation is 50%.
Saturday
Showers likely, mainly before 10am. Partly sunny, with a high near 87. South wind 5 to 7 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
Mostly sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 98.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Shiloh IL
 38.57°N 89.89°W (Elev. 643 ft)
Last Update:
1:26 pm CDT Jul 23, 2026
Forecast Valid:
1pm CDT Jul 23, 2026-6pm CDT Jul 29, 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