Excesive Heat Watch Issued for Thursday and Friday....

Excessive Heat Watch

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
313 AM EDT WED JUL 20 2011

...PROLONGED PERIOD OF EXCESSIVE HEAT POSSIBLE STARTING
THURSDAY...

.A LARGE DOME OF HIGH PRESSURE ACROSS THE CENTRAL UNITED STATES
WILL GRADUALLY MOVE EAST AND SPREAD AN INCREASINGLY HOT AND HUMID
AIR MASS ACROSS THE REGION STARTING THURSDAY AFTERNOON.


...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH FRIDAY EVENING...

* LOCATIONS...NEW YORK CITY...ALL OF NORTHEAST NEW JERSEY AND
  THE LOWER HUDSON VALLEY INCLUDING ORANGE...PUTNAM...ROCKLAND
  AND WESTCHESTER COUNTIES.

* HAZARDS...EXCESSIVE HEAT WITH AFTERNOON TEMPERATURES OF 95 TO
  100 DEGREES THURSDAY AND FRIDAY AFTERNOONS.

* HEAT INDEX VALUES...UP TO AROUND 105 DEGREES THURSDAY AFTERNOON
  AND UP TO AROUND 110 DEGREES FRIDAY AFTERNOON.

* TIMING...THURSDAY AND FRIDAY AFTERNOON AND EVENINGS MAINLY FROM
  NOON UNTIL 10 PM EACH DAY.

* IMPACTS...POTENTIAL IMPACTS INCLUDE HEAT DISORDERS FOR
  CHILDREN...THE ELDERLY AND PEOPLE PERFORMING PHYSICAL
  ACTIVITIES DURING THE PEAK HEATING OF THE DAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WATCH MEANS THAT THE COMBINATION OF HEAT AND
HUMIDITY COULD CREATE A DANGEROUS SITUATION IN WHICH HEAT
ILLNESSES ARE POSSIBLE. TAKE EXTRA PRECAUTIONS IF YOU WORK OR
SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS
ACTIVITIES TO 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.