Watches Warnings Advisories
Heat Advisory
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1137 AM EDT SAT JUL 31 2010
FLZ030>033-035>038-312300-
/O.EXA.KJAX.HT.Y.0001.000000T0000Z-100731T2300Z/
UNION-BRADFORD-CLAY-ST JOHNS-GILCHRIST-ALACHUA-PUTNAM-FLAGLER-
INCLUDING THE CITIES OF...LAKE BUTLER...STARKE...
GREEN COVE SPRINGS...ST AUGUSTINE...TRENTON...GAINESVILLE...
PALATKA...PALM COAST
1137 AM EDT SAT JUL 31 2010
...HEAT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...
THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING.
VERY HOT TEMPERATURES IN THE MID AND UPPER 90S COMBINED WITH
DEWPOINTS IN THE 70S WILL RESULT IN HEAT INDICES NEAR 110 DEGREES.
A FEW LOCATIONS WILL BE AS HIGH AS 110 TO 115 DEGREES. SOME
RELIEF WILL OCCUR WITH SCATTERED SHOWERS AND THUNDERSTORMS THIS
AFTERNOON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A HEAT ADVISORY IS ISSUED WHEN THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITIES CREATES HEAT INDICES OF
110 DEGREES OR HIGHER. THE HEAT INDEX IS A MEASURE OF HOW HOT IT
FEELS WHEN THE EFFECT OF HUMIDITY COMBINE WITH THE TEMPERATURE.
HIGH HEAT INDEX VALUES CAN CREATE DANGEROUSLY HOT CONDITIONS
WHERE INDIVIDUALS MAY BECOME CRITICALLY EXHAUSTED IF OUTDOORS.
DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONING IF
POSSIBLE...REMAIN OUT OF THE SUN...AND CHECK ON RELATIVES AND
NEIGHBORS WHO MAY BE SENSITIVE TO HEAT RELATED ILLNESSES.
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