...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM CDT
THIS EVENING...

* TIMING...A HAZARDOUS COMBINATION OF HEAT AND HUMIDITY WILL
  DEVELOP OVER THE ST LOUIS METRO AREA AROUND MIDDAY...WITH
  THESE CONDITIONS LINGERING INTO THE EARLY EVENING HOURS.

* HEAT INDEX VALUES...UP TO 105 DUE TO TEMPERATURES IN THE MID
  90S...AND DEWPOINTS IN THE LOW TO MID 70S.

* IMPACTS...THIS COMBINATION OF HIGH HEAT AND HUMIDITY MAY BE A
  HEALTH HAZARD...ESPECIALLY TO THOSE WORKING OUTDOORS...THE
  ELDERLY...THE VERY YOUNG...OR THOSE IN POOR HEALTH.

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.

BEAT THE HEAT...CHECK THE BACKSEAT!  CHILDREN AND PETS SHOULD
NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY CIRCUMSTANCES.
THIS IS ESPECIALLY TRUE DURING WARM OR HOT WEATHER WHEN CAR
INTERIORS CAN REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.

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.