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BULLETIN
HURRICANE FLOYD INTERMEDIATE ADVISORY NUMBER  12A
NATIONAL WEATHER SERVICE MIAMI FL
2 PM AST FRI SEP 10 1999

...CORRECTED TIME FROM 1500Z TO 1800Z. 

...HURRICANE FLOYD GETTING BETTER ORGANIZED...

...A TROPICAL STORM WATCH IS IN EFFECT FOR THE FOLLOWING CARIBBEAN
ISLANDS...ANTIGUA...BARBUDA...ANGUILLA...AND DUTCH SAINT MAARTEN...
FRENCH SAINT MARTIN AND SAINT BARTHELEMY.

INTERESTS IN THE BAHAMAS AND THE SOUTHEAST U.S. SHOULD MONITOR THE
PROGRESS OF THIS HURRICANE OVER THE WEEKEND.

SATELLITE IMAGERY INDICATES THAT FLOYD IS GETTING BETTER ORGANIZED
AND AN EYE MAY BE FORMING.  AN AIR FORCE RESERVE UNIT AIRCRAFT WILL
BE IN THE SYSTEM WITHIN THE NEXT HOUR TO CONFIRM THIS TREND. 

AT 2 PM AST...1800Z...THE CENTER OF HURRICANE FLOYD
WAS LOCATED NEAR LATITUDE 19.9 NORTH...LONGITUDE  59.7 WEST
OR ABOUT 210 MILES...335 KM...NORTHEAST OF BARBUDA IN THE
NORTHERN LEEWARD ISLANDS.
 
FLOYD IS MOVING TOWARD THE WEST NORTHWEST NEAR 10 MPH...
17 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE TODAY.
ON THIS TRACK...THE CENTER OF FLOYD WOULD PASS NORTH OF THE LEEWARD
ISLANDS.  HOWEVER...A DEVIATION TO THE LEFT COULD BRING TROPICAL
STORM CONDITIONS TO THE NORTHERNMOST ISLANDS OF THE NORTHEASTERN
CARIBBEAN.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  80 MPH...130 KM/HR...WITH HIGHER
GUSTS.  SOME ADDITIONAL STRENGTHENING IS EXPECTED DURING THE NEXT 24
HOURS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  70 MILES...110 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 175 MILES...280 KM.
 
AN AIR FORCE HURRICANE HUNTER AIRPLANE THIS MORNING REPORTED A
MINIMUM CENTRAL PRESSURE OF  989 MB...29.21 INCHES.
 
REPEATING THE 2 PM AST POSITION...19.9 N... 59.7 W.  MOVEMENT
TOWARD...WEST NORTHWEST NEAR 10 MPH.  MAXIMUM SUSTAINED
WINDS... 80 MPH.  MINIMUM CENTRAL PRESSURE... 989 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
5 PM AST.
 
FRANKLIN
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT3 AND WMO HEADER WTNT73 KNHC.
 
 
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