Hurricane Isabel

Forecast Advisory 34

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000
WTNT33 KNHC 141426
TCPAT3
BULLETIN
HURRICANE ISABEL ADVISORY NUMBER 34
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
11 AM AST SUN SEP 14 2003

...POWERFUL ISABEL CONTINUING TO MOVE WEST-NORTHWESTWARD...

AT 11 AM AST...1500Z...THE CENTER OF MAJOR HURRICANE ISABEL WAS
LOCATED NEAR LATITUDE 23.7 NORTH...LONGITUDE 66.3 WEST OR ABOUT
370 MILES...595 KM...EAST-NORTHEAST OF THE TURKS AND CAICOS
ISLANDS.

ISABEL IS MOVING TOWARD THE WEST-NORTHWEST NEAR 12 MPH...19 KM/HR...
AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24
HOURS.

MAXIMUM SUSTAINED WINDS ARE NEAR 155 MPH...250 KM/HR...WITH HIGHER
GUSTS. SOME FLUCTUATIONS IN STRENGTH 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 200 MILES...325 KM.

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 939 MB...27.73 INCHES.

LARGE OCEAN SWELLS AND DANGEROUS SURF CONDITIONS ARE LIKELY OVER
PORTIONS OF THE GREATER AND LESSER ANTILLES...THE TURKS AND CAICOS
ISLANDS...AND THE ISLANDS OF THE BAHAMAS OVER THE NEXT FEW DAYS.
THESE DANGEROUS SURF CONDITIONS WILL ALSO AFFECT PORTIONS OF THE
SOUTHEASTERN U.S. COAST DURING THE NEXT SEVERAL DAYS.

REPEATING THE 11 AM AST POSITION...23.7 N... 66.3 W. MOVEMENT
TOWARD...WEST-NORTHWEST NEAR 12 MPH. MAXIMUM SUSTAINED
WINDS...155 MPH. MINIMUM CENTRAL PRESSURE... 939 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER
AT 5 PM AST.

FORECASTER STEWART