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Hurricane ISABEL

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BULLETIN
HURRICANE ISABEL ADVISORY NUMBER  26
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
11 AM AST FRI SEP 12 2003

...EXTREMELY DANGEROUS HURRICANE ISABEL CONTINUES WESTWARD...
 
AT 11 AM AST...1500Z...THE CENTER OF HURRICANE ISABEL WAS LOCATED
NEAR LATITUDE 21.6 NORTH...LONGITUDE  57.8 WEST OR ABOUT 370
MILES...600 KM...NORTHEAST OF THE NORTHERN LEEWARD ISLANDS.
 
ISABEL IS MOVING TOWARD THE WEST NEAR  9 MPH...15 KM/HR...AND THIS
GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 160 MPH...260 KM/HR...WITH HIGHER
GUSTS.  THIS MAKES ISABEL A CATEGORY FIVE HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE SCALE.  FLUCTUATIONS IN INTENSITY ARE
LIKELY DURING THE NEXT 24 HOURS...AS ARE COMMON IN MAJOR
HURRICANES.  NOAA AND AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT
WILL INVESTIGATE ISABEL THIS AFTERNOON.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  70 MILES...110 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 185 MILES...295 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS  924 MB...27.29 INCHES.
 
LARGE OCEAN SWELLS AND DANGEROUS SURF CONDITIONS ARE LIKELY OVER
PORTIONS OF THE LEEWARD ISLANDS...THE VIRGIN ISLANDS...AND PUERTO
RICO OVER THE NEXT SEVERAL DAYS.
 
REPEATING THE 11 AM AST POSITION...21.6 N... 57.8 W.  MOVEMENT
TOWARD...WEST NEAR  9 MPH.  MAXIMUM SUSTAINED
WINDS...160 MPH.  MINIMUM CENTRAL PRESSURE... 924 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 5 PM AST.
 
FORECASTER BEVEN
 
 
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