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HURRICANE FLOYD ADVISORY NUMBER  27
NATIONAL WEATHER SERVICE MIAMI FL
5 AM AST TUE SEP 14 1999

...FLOYD LASHING THE CENTRAL BAHAMAS...
 
A HURRICANE WARNING REMAINS IN EFFECT FOR THE NORTHWEST BAHAMAS
...INCLUDING THE ABACO ISLANDS...ANDROS ISLAND...BERRY ISLANDS
...BIMINI... ELEUTHERA...GRAND BAHAMA AND NEW PROVIDENCE ISLAND
...AND FOR THE CENTRAL BAHAMAS ...INCLUDING CAT ISLAND...EXUMAS
ISLANDS...LONG ISLAND...RUM CAY...AND SAN SALVADOR ISLAND.
 
AT 5 AM EDT...0900Z THE TROPICAL STORM WARNING FOR THE TURKS AND
CAICOS ISLANDS ARE DISCONTINUED.  

A TROPICAL STORM WARNING CONTINUES IN EFFECT FOR THE SOUTHEASTERN
BAHAMAS.  THIS WARNING WILL LIKELY BE DISCONTINUED LATER THIS
MORNING.    
 
A HURRICANE WARNING IS IN EFFECT FOR ALL OF THE MAINLAND FLORIDA
EAST COAST FROM FLORIDA CITY TO JUST SOUTH OF BRUNSWICK GEORGIA.
A TROPICAL STORM WARNING IS IN EFFECT FOR THE FLORIDA KEYS FROM
SEVEN MILE BRIDGE NORTHWARD.
 
A HURRICANE WATCH IS IN EFFECT FROM BRUNSWICK GEORGIA TO LITTLE
RIVER INLET SOUTH CAROLINA.
 
AT 5 AM EDT...0900Z...THE CENTER OF HURRICANE FLOYD WAS LOCATED
NEAR LATITUDE 25.1 NORTH...LONGITUDE  75.9 WEST OR ABOUT 185 MILES
...300 KM...SOUTHEAST OF FREEPORT IN THE NORTHWEST BAHAMAS. THIS
POSITION IS ALSO ABOUT 275 MILES EAST-SOUTHEAST OF MIAMI FLORIDA.
 
FLOYD IS MOVING WEST-NORTHWEST NEAR 14 MPH...22 KM/HR...AND A
GRADUAL TURN TOWARD THE NORTHWEST IS EXPECTED LATER TODAY.
 
MAXIMUM SUSTAINED WINDS REMAIN NEAR 155 MPH...250 KM/HR...WITH
HIGHER GUSTS.  LITTLE SIGNIFICANT CHANGE IN STRENGTH IS FORECAST
DURING THE NEXT 24 HOURS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 125 MILES...205 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD
UP TO 290 MILES...465 KM.  THREE C-MAN BUOYS OFF THE SOUTH FLORIDA
COAST...LAKE WORTH...FOWLEY ROCKS AND SETTLEMENT POINT...HAVE
RECENTLY REPORTED GUSTS TO TROPICAL STORM FORCE.  TROPICAL STORM
FORCE WINDS WILL MOVE INTO THE GREATER MIAMI AND FORT LAUDERDALE
METROPOLITAN AREAS BETWEEN 8 AM AND 10 AM THIS MORNING...AND INTO
PALM BEACH COUNTY AROUND NOON.  
 
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AIR FORCE RESERVE
HURRICANE HUNTER AIRCRAFT WAS  927 MB...27.37 INCHES.
 
STORM SURGE FLOODING OF 15 TO 20 FEET ABOVE NORMAL TIDE LEVELS...
ACCOMPANIED BY LARGE AND DANGEROUS BATTERING WAVES ARE POSSIBLE
IN THE BAHAMAS.  FLOODING OF 5 TO 10 FEET ABOVE NORMAL TIDES ARE
POSSIBLE ALONG THE FLORIDA EAST COAST IF THE CENTER REACHES THE
COAST.
 
HEAVY SURF ADVISORIES ARE IN EFFECT FOR THE U.S. EAST COAST
NORTHWARD TO MONTAUK POINT NEW YORK.  PLEASE REFER TO STATEMENTS
ISSUED BY LOCAL NATIONAL WEATHER SERVICE OFFICES FOR ADDITIONAL
INFORMATION.
 
RAINBANDS FROM FLOYD ARE PRODUCING LOCALLY HEAVY RAINS OVER PORTIONS
OF THE BAHAMAS AND LOCAL ACCUMULATIONS OF 8 TO 10 INCHES ARE LIKELY.
RAINFALL AMOUNTS OF 5 TO 10 INCHES ARE POSSIBLE IN PORTIONS OF THE 
FLORIDA EAST COAST WARNING AREA.

REPEATING THE 5 AM EDT POSITION...25.1 N... 75.9 W.  MOVEMENT
TOWARD...WEST-NORTHWEST NEAR 14 MPH.  MAXIMUM SUSTAINED WINDS...
155 MPH.  MINIMUM CENTRAL PRESSURE... 927 MB.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 8 AM EDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 11 AM
EDT.
 
GUINEY
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT3 AND WMO HEADER WTNT73 KNHC.
 
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