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Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

90°F

32°C

Humidity 63%
Wind Speed Vrbl 3 mph
Barometer 30.10 in (1018.8 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 2 Jul 10:53 am CDT
Extended Forecast for

Brooklyn IL

Extreme Heat Warning July 2, 11:28am until July 3, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 11:28am until July 3, 10:00pm

    NOW until 10:00pm Fri

    Extreme Heat Warning

  • Today

    High: 97 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South wind 5 to 8 mph becoming calm after midnight.

    Low: 78 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 96. Heat index values as high as 107. Calm wind becoming south 5 to 8 mph in the morning.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South wind 5 to 7 mph becoming calm in the evening.

    Low: 78 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Independence Day

    Independence Day: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 95. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 40%.

    High: 95 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 109. South wind 5 to 8 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South wind 5 to 8 mph becoming calm after midnight.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 96. Heat index values as high as 107. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South wind 5 to 7 mph becoming calm in the evening.
Independence Day
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 95. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 40%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94.
Sunday Night
Partly cloudy, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brooklyn IL
 38.64°N 90.17°W (Elev. 400 ft)
Last Update:
11:16 am CDT Jul 2, 2026
Forecast Valid:
11am CDT Jul 2, 2026-6pm CDT Jul 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation