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BULLETIN
HURRICANE FLOYD INTERMEDICATE ADVISORY NUMBER  19A
NATIONAL WEATHER SERVICE MIAMI FL
8 AM AST SUN SEP 12 1999

...CORRECTED WINDS AND FORWARD SPEED IN REPEAT SECTION...

...FLOYD STRENGTHENS AND IS NOW A MAJOR HURRICANE...CATEGORY THREE
ON THE SAFFIR-SIMPSON SCALE...
 
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE TURKS AND CAICOS
ISLANDS AND THE SOUTHEASTERN BAHAMAS...WHICH INCLUDES THE ACKLINS...
CROOKED...INAGUAS...MAYAGUANA...SAMANA CAY AND RAGGED ISLANDS. A
HURRICANE WATCH REMAINS IN EFFECT FOR THE CENTRAL BAHAMAS...WHICH
INCLUDES CAT...EXUMAS...LONG...RUM CAY AND SAN SALVADOR ISLANDS.
 
A HURRICANE WATCH MAY BE REQUIRED FOR THE NORTHWEST BAHAMAS LATER
TODAY. INTERESTS IN THE SOUTHEAST U.S. SHOULD MONITOR THE PROGRESS
OF THIS HURRICANE.
 
AT 8 AM AST...1200Z...THE CENTER OF HURRICANE FLOYD WAS LOCATED 
NEAR LATITUDE 22.9 NORTH...LONGITUDE  66.2 WEST OR ABOUT 365
MILES...585 KM...EAST OF TURKS ISLAND.
 
FLOYD IS MOVING TOWARD THE WEST NEAR 12 MPH...19 KM/HR.  THIS
MOTION IS EXPECTED TO CONTINUE TODAY WITH A GRADUAL TURN TOWARD 
THE WEST-NORTHWEST MONDAY.

MAXIMUM SUSTAINED WINDS HAVE INCREASED TO 115 MPH...185 KM/HR...WITH
HIGHER GUSTS. THIS MAKES FLOYD A CATEGORY THREE HURRICANE ON THE
SAFFIR-SIMPSON SCALE.  SOME FLUCTUATIONS IN INTENSITY ARE LIKELY
DURING THE NEXT 24 HOURS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  85 MILES...140 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD
UP TO 175 MILES...280 KM.
 
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY THE AIR FORCE
RESERVE HURRICANE HUNTER AIRCRAFT WAS  955 MB...28.20 INCHES.
 
REPEATING THE 8 AM AST POSITION...22.9 N... 66.2 W.  MOVEMENT
TOWARD...WEST NEAR 12 MPH.  MAXIMUM SUSTAINED WINDS...115 MPH. 
MINIMUM CENTRAL PRESSURE... 955 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER
AT 11 AM AST.
 
FRANKLIN
 
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