Non-Precipitation Warnings / Watches / Advisories
Issued by NWS St. Louis, MO

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WWUS73 KLSX 262109
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
409 PM CDT SAT JUL 26 2014

MOZ060>065-262215-
/O.CAN.KLSX.HT.Y.0002.000000T0000Z-140727T0000Z/
FRANKLIN MO-JEFFERSON MO-ST. CHARLES MO-ST. LOUIS CITY MO-
ST. LOUIS MO-WARREN MO-
INCLUDING THE CITIES OF...ST CHARLES...ST LOUIS...UNION
409 PM CDT SAT JUL 26 2014

...HEAT ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS CANCELLED THE HEAT
ADVISORY.

THICK CLOUDS MOVING IN WILL LEAD TO A COOLING TREND HEADING INTO
EARLY EVENING...WITH RESULTANT HEAT INDEX VALUES BELOW 100
DEGREES.

$$

ILZ069-074-100>102-270000-
/O.CON.KLSX.HT.Y.0002.000000T0000Z-140727T0000Z/
CLINTON IL-MADISON IL-MONROE IL-ST. CLAIR IL-WASHINGTON IL-
INCLUDING THE CITIES OF...BELLEVILLE...EDWARDSVILLE
409 PM CDT SAT JUL 26 2014

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* TIMING...A DANGEROUS COMBINATION OF HEAT AND HUMIDITY IS
  EXPECTED TO BEGIN BY EARLY THIS AFTERNOON AND REMAIN SO
  THROUGH EARLY EVENING.

* HEAT INDEX VALUES...UP TO 108 DUE TO TEMPERATURES IN THE MID
  90S...AND DEWPOINTS IN THE LOW TO MID 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY IS ISSUED WHEN HIGH TEMPERATURE AND HUMIDITY
LEVELS ARE EXPECTED TO MAKE IT FEEL LIKE IT IS 105 DEGREES OR
GREATER.

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.

&&

$$

TES



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