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TROPICAL STORM FLOYD ADVISORY NUMBER  39
NATIONAL WEATHER SERVICE MIAMI FL
5 AM EDT FRI SEP 17 1999

...FLOYD TRANSITIONING TO AN EXTRATROPICAL LOW...

AT 5 AM EDT...0900Z...THE TROPICAL STORM WARNINGS FROM SANDY HOOK
NEW JERSEY TO MERRIMACK RIVER MASSACHUSETTS ARE DISCONTINUED.
ALL INTERESTS FROM SANDY HOOK TO MERRIMACK RIVER SHOULD EXERCISE
CAUTION UNTIL WINDS AND SEAS SUBSIDE.
 
AT 5 AM EDT...0900Z...THE CENTER OF TROPICAL STORM FLOYD WAS 
LOCATED NEAR LATITUDE 43.5 NORTH...LONGITUDE  70.8 WEST OR 
ABOUT 25 MILES WEST-SOUTHWEST OF PORTLAND MAINE.
 
FLOYD IS MOVING TOWARD THE NORTHEAST NEAR 26 MPH AND A GRADUAL
TURN TOWARD THE EAST-NORTHEAST IS EXPECTED LATER TODAY.

MAXIMUM SUSTAINED WINDS ARE NEAR  60 MPH WITH HIGHER GUSTS.  
FLOYD IS EXPECTED TO LOSE ITS TROPICAL CHARACTERISTICS LATER 
TODAY.

TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 290 MILES...MAINLY
SOUTH AND EAST OF THE CENTER.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS  984 MB...29.06 INCHES.
 
STRONG ONSHORE WINDS WILL CONTINUE TO PRODUCE DANGEROUS COASTAL
FLOODING...ESPECIALLY AT HIGH TIDE...ALONG WITH LARGE AND DANGEROUS
BATTERING WAVES.  HEAVY SURF ADVISORIES ARE IN EFFECT FROM SANDY
HOOK NEW JERSEY TO MERRIMACK MASSACHUSETTS. PLEASE REFER TO PRODUCTS
FROM LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICES FOR ADDITIONAL
INFORMATION.
 
REPEATING THE 5 AM EDT POSITION...43.5 N... 70.8 W.  MOVEMENT
TOWARD...NORTHEAST NEAR 26 MPH.  MAXIMUM SUSTAINED WINDS... 60 MPH. 
MINIMUM CENTRAL PRESSURE... 984 MB.
 
THIS IS THE LAST PUBLIC ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON THIS SYSTEM. FURTHER INFORMATION ON THIS SYSTEM CAN BE
FOUND IN THE NORTH ATLANTIC HIGH SEAS FORECAST PRODUCT ISSUED BY
THE MARINE PREDICTION CENTER IN WASHINGTON D.C. UNDER AFOS HEADER
NFDHSFAT1 AND WMO HEADER FZNT01 KWBC.
 
GUINEY
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT3 AND WMO HEADER WTNT73 KNHC.
 
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