Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

A Few Clouds

82°F

28°C

Humidity 53%
Wind Speed N 5 mph
Barometer 29.97 in (1014.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 3 Aug 1:53 pm CDT
Extended Forecast for

Shiloh IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 85. Light northeast wind.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. Light east wind.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Light southeast wind.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 67. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind becoming south around 5 mph in the morning.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm.  Mostly cloudy, with a high near 85. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85.

    High: 85 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. Light northeast wind.
Tonight
Mostly clear, with a low around 65. Light east wind.
Tuesday
Sunny, with a high near 87. Light southeast wind.
Tuesday Night
Clear, with a low around 67. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 89. Calm wind becoming south around 5 mph in the morning.
Wednesday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Thursday
Showers likely and possibly a thunderstorm before 1pm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Shiloh IL
 38.54°N 89.89°W (Elev. 548 ft)
1:26 pm CDT Aug 3, 2026
2pm CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database