[Tropical] Public Tropical Cyclone Advisory

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WTNT34 KNHC 131429
TCPAT4
BULLETIN
HURRICANE IVAN ADVISORY NUMBER  45
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
11 AM EDT MON SEP 13 2004

...EXTREMELY DANGEROUS CATEGORY 5 IVAN HEADING TOWARD WESTERN CUBA
AND THE YUCATAN CHANNEL...

A HURRICANE WARNING REMAINS IN EFFECT FOR CUBA FROM PINAR DEL RIO TO
CIEGO DE AVILA INCLUDING THE ISLE OF YOUTH.  A HURRICANE WARNING
MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING
AREA WITHIN THE NEXT 24 HOURS.  PREPARATIONS TO PROTECT LIFE AND
PROPERTY SHOULD BE RUSHED TO COMPLETION.

A HURRICANE WATCH REMAINS IN EFFECT FOR THE REST OF CUBA.

A HURRICANE WARNING REMAINS IN EFFECT FOR THE NORTHEASTERN YUCATAN
PENINSULA FROM TULUM TO PROGRESO.

AT 11 AM EDT...1500Z...THE GOVERNMENT OF THE CAYMAN ISLANDS HAS
DISCONTINUED ALL WARNINGS FOR ALL OF THE CAYMAN ISLANDS.

A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE FLORIDA KEYS FROM
THE SEVEN MILE BRIDGE WESTWARD TO THE DRY TORTUGAS.

HURRICANE WATCHES MAY BE REQUIRED FOR PORTIONS OF THE NORTH CENTRAL
AND NORTHEASTERN GULF OF MEXICO COAST LATER TODAY OR TONIGHT.

AT 11 AM EDT...1500Z...THE CENTER OF HURRICANE IVAN WAS LOCATED NEAR
LATITUDE 20.6 NORTH...LONGITUDE  84.4 WEST OR ABOUT   85 MILES...
135 KM...SOUTH-SOUTHEAST OF THE WESTERN TIP OF CUBA.

IVAN IS MOVING TOWARD THE NORTHWEST NEAR  8 MPH...13 KM/HR... AND
THIS GENERAL MOTION IS EXPECTED FOR THE NEXT 24 HOURS.

MAXIMUM SUSTAINED WINDS ARE NEAR 160 MPH...260 KM/HR...WITH HIGHER
GUSTS.  SOME FLUCTUATIONS IN STRENGTH ARE EXPECTED DURING THE NEXT
24 HOURS. DURING THE PAST FEW HOURS...SAND KEY IN THE LOWER FLORIDA
KEYS REPORTED A SUSTAINED WIND OF 41 MPH WITH A GUST TO 48 MPH
DURING THE PASSAGE OF AN OUTER RAINBAND OF IVAN.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 205 MILES...335 KM.

THE ESTIMATED MINIMUM CENTRAL PRESSURE RECENTLY REPORTED BY AN AIR
FORCE RESERVE HURRICANE HUNTER AIRCRAFT WAS  915 MB...27.02 INCHES.

COASTAL STORM SURGE FLOODING OF 20 TO 25 FEET...LOCALLY HIGHER...
ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING
WAVES...CAN BE EXPECTED NEAR AND TO THE EAST OF WHERE THE CENTER
MAKES LANDFALL...IF IT DOES MAKE LANDFALL IN WESTERN CUBA.

RAINFALL AMOUNTS OF 8 TO 12 INCHES...POSSIBLY CAUSING LIFE-
THREATENING FLASH FLOODS AND MUD SLIDES...CAN BE EXPECTED ALONG
THE PATH OF IVAN.

REPEATING THE 11 AM EDT POSITION...20.6 N... 84.4 W.  MOVEMENT
TOWARD...NORTHWEST NEAR  8 MPH.  MAXIMUM SUSTAINED
WINDS...160 MPH.  MINIMUM CENTRAL PRESSURE... 915 MB.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.

AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 2 PM EDT FOLLOWED BY THE NEXT
COMPLETE ADVISORY AT 5 PM EDT.

FORECASTER STEWART


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