*EXTENDED* EXCESSIVE HEAT WARNING is in effect for the City of St. Louis through 7/29 at 9 PM. #stlwx 
***EXTENDED***...EXCESSIVE HEAT WARNING IN EFFECT UNTIL 9 PM CDT WEDNESDAY...
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED AN EXCESSIVE HEAT WARNING...WHICH IS IN EFFECT UNTIL 9 PM CDT WEDNESDAY. THE HEAT ADVISORY IS NO LONGER IN EFFECT.
* TIMING...DANGEROUS HEAT INDEX VALUES WILL BE REACHED DURING THE AFTERNOON AND EARLY EVENING HOURS THROUGH TUESDAY.
* HEAT INDEX VALUES...HEAT INDEX VALUES WILL BE NEAR 110 DEGREES DUE TO HIGH TEMPERATURES IN THE MID 90S...AND DEWPOINTS IN THE MID TO UPPER 70S.
* IMPACTS...THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL LIKELY LEAD TO AN INCREASED RISK OF HEAT-RELATED STRESS AND ILLNESS. THE VERY YOUNG...THE ELDERLY...THOSE WITHOUT AIR CONDITIONING...AND THOSE PARTICIPATING IN
STRENUOUS OUTDOOR ACTIVITIES WILL BE THE MOST SUSCEPTIBLE. ALSO...CAR INTERIORS CAN REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
Instructions:
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO THE EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.
TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY. CALL 9-1-1 IMMEDIATELY.
Address/Location
City of St. Louis Emergency Management
1915 Olive St
St. Louis, MO 63103
Contact
Emergency: 9-1-1
Alert Details
- Severity:
- Severe - Significant threat to life or property
- Urgency:
- Expected - Responsive action SHOULD be taken soon (within next hour)
- Certainty:
- Observed - Determined to have occurred or to be ongoing
- Category:
- Meteorological (inc. flood)
- Event:
- Excessive Heat Warning