000
WTNT33 KNHC 101425
TCPAT3
BULLETIN
HURRICANE ISABEL ADVISORY NUMBER 18
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
11 AM AST WED SEP 10 2003
...ISABEL STILL A CATEGORY 4 HURRICANE WHILE CONTINUING TO
MOVE WESTWARD...
AT 11 AM AST...1500Z...THE CENTER OF HURRICANE ISABEL WAS LOCATED
NEAR LATITUDE 21.3 NORTH...LONGITUDE 50.9 WEST OR ABOUT 750 MILES
...1205 KM...EAST-NORTHEAST OF THE NORTHERN LEEWARD ISLANDS.
ISABEL IS MOVING TOWARD THE WEST NEAR 12 MPH...19 KM/HR...AND THIS
GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS.
MAXIMUM SUSTAINED WINDS ARE NEAR 135 MPH...215 KM/HR...WITH HIGHER
GUSTS. WHILE LITTLE OVERALL CHANGE IN STRENGTH IS FORECAST OVER THE
NEXT 24 HOURS...SOME FLUCTUATIONS IN INTENSITY ARE STILL POSSIBLE.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES... 75 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 185 MILES...295 KM.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 948 MB...27.99 INCHES.
REPEATING THE 11 AM AST POSITION...21.3 N... 50.9 W. MOVEMENT
TOWARD...WEST NEAR 12 MPH. MAXIMUM SUSTAINED
WINDS...135 MPH. MINIMUM CENTRAL PRESSURE... 948 MB.
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER
AT 5 PM AST.
FORECASTER STEWART
ISABEL #18 - ADVISORY
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AussieMark
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ISABEL #18 - ADVISORY
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