Excessive Heat Warning Extended 
The active Excessive Heat Warning for the City of St. Louis has been EXTENDED until 10PM Friday, 8/25/23.
...EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 10 PM CDT FRIDAY...
* WHAT...Dangerously hot conditions with heat index values of 105 to
115, possibly reaching 120 degrees in some locations.
* WHERE...Portions of south central, southwest, and west central
Illinois. Portions of central, east central, northeast, and
southeast Missouri.
* WHEN...Until 10 PM CDT Friday.
* IMPACTS...A historic heat wave is underway, due to the combination
of extreme heat and humidity over a period of multiple days. Heat
related illnesses increase significantly during extreme heat and
high humidity events, particularly during long-duration events
such as these.
Click here for Precautionary Information - https://inws.ncep.noaa.gov/a/a.php?i=89075625
Address/Location
City of St. Louis Emergency Management
1915 Olive St
St. Louis, MO 63103
Contact
Emergency: 9-1-1