St. Johns County, Florida
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: St. Johns County, Florida
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Heat Advisory
FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-211000-
/O.NEW.KJAX.HT.Y.0003.140821T1600Z-140822T0000Z/
HAMILTON-SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY-
ST JOHNS-GILCHRIST-ALACHUA-PUTNAM-FLAGLER-MARION-COFFEE-
JEFF DAVIS-BACON-APPLING-WAYNE-ATKINSON-WARE-PIERCE-BRANTLEY-
INLAND GLYNN-COASTAL GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-
COASTAL CAMDEN-
INCLUDING THE CITIES OF...JASPER...LIVE OAK...LAKE CITY...
MACCLENNY...FERNANDINA BEACH...JACKSONVILLE...LAKE BUTLER...
STARKE...GREEN COVE SPRINGS...ST AUGUSTINE...TRENTON...
GAINESVILLE...PALATKA...PALM COAST...OCALA...DOUGLAS...
HAZLEHURST...ALMA...BAXLEY...JESUP...PEARSON...WAYCROSS...
BLACKSHEAR...NAHUNTA...BRUNSWICK...STATENVILLE...HOMERVILLE...
FOLKSTON...WOODBINE...ST MARYS
211 PM EDT WED AUG 20 2014

...HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM EDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM NOON TO 8 PM EDT THURSDAY.

* TEMPERATURE...HIGHS THURSDAY UPPER 90S TO AROUND 100 INLAND...MID
90S COAST.

* MAXIMUM HEAT INDEX READINGS...106 TO 111.

* IMPACTS...THESE CONDITIONS WILL INCREASE THE RISK OF HEAT
RELATED ILLNESSES...SUCH AS HEAT EXHAUSTION OR HEAT STROKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY IS ISSUED WHEN THE COMBINATION OF HOT TEMPERATURES
AND HIGH HUMIDITIES CREATES HEAT INDICES OF 108 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. 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
911.

&&

$$




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