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.

Fair

89°F

32°C

Humidity 59%
Wind Speed SW 6 mph
Barometer 30.05 in (1017.1 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 1 Jul 11:53 am CDT
Extended Forecast for

Venice IL

Extreme Heat Warning July 1, 12:48pm until July 3, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 1, 12:48pm until July 3, 10:00pm

    NOW until 10:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 98 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 78. South wind 5 to 9 mph becoming calm after midnight.

    Low: 78 °F

    Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming south 5 to 7 mph in the morning.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 80. South wind 5 to 8 mph becoming calm after midnight.

    Low: 80 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 98. Calm wind becoming south 5 to 7 mph in the morning.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Independence Day

    Independence Day: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 98. Heat index values as high as 109. South wind 6 to 8 mph.
Tonight
Clear, with a low around 78. South wind 5 to 9 mph becoming calm after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 80. South wind 5 to 8 mph becoming calm after midnight.
Friday
Sunny and hot, with a high near 98. Calm wind becoming south 5 to 7 mph in the morning.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78.
Independence Day
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 77.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 76.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Venice IL
 38.66°N 90.17°W (Elev. 404 ft)
Last Update:
11:46 am CDT Jul 1, 2026
Forecast Valid:
12pm CDT Jul 1, 2026-6pm CDT Jul 7, 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