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Hurricane IVAN


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HURRICANE IVAN INTERMEDIATE ADVISORY NUMBER  38A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
8 PM EDT SAT SEP 11 2004
 
...CATEGORY FIVE HURRICANE IVAN HEADED FOR THE CAYMAN ISLANDS AND
WESTERN CUBA...
 
A HURRICANE WARNING REMAINS IN EFFECT FOR JAMAICA AND THE CAYMAN
ISLANDS.
 
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 WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS.
 
INTERESTS IN THE NORTHWESTERN CARIBBEAN SEA...AS WELL AS IN THE
EASTERN GULF OF MEXICO...SHOULD CLOSELY MONITOR THE PROGRESS OF
THIS EXTREMELY DANGEROUS HURRICANE.
 
AT 8 PM EDT...0000Z...THE WELL-DEFINED EYE OF HURRICANE IVAN WAS
LOCATED NEAR LATITUDE 18.2 NORTH...LONGITUDE  79.7 WEST OR ABOUT
130 MILES... 205 KM...SOUTHEAST OF GRAND CAYMAN.
 
IVAN HAS WOBBLED WESTWARD OVER THE PAST FEW HOURS BUT IS EXPECTED TO
RESUME A WEST-NORTHWESTWARD MOTION NEAR 9 MPH...15 KM/HR DURING THE
NEXT 24 HOURS.  ON THIS TRACK...IVAN SHOULD BE MOVING NEAR OR OVER
THE CAYMAN ISLANDS ON SUNDAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 165 MPH...270 KM/HR...WITH HIGHER
GUSTS.  IVAN IS AN EXTREMELY DANGEROUS CATEGORY FIVE HURRICANE ON
THE SAFFIR/SIMPSON HURRICANE SCALE. SOME FLUCTUATIONS IN INTENSITY
ARE LIKELY DURING THE NEXT 24 HOURS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  70 MILES... 110 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 175 MILES...280 KM.
 
AN AIR FORCE RESERVE UNIT HURRICANE HUNTER AIRCRAFT MEASURED A
MINIMUM CENTRAL PRESSURE OF 912 MB...26.93 INCHES.  THIS IS THE
SIXTH LOWEST CENTRAL PRESSURE ON RECORD FOR A HURRICANE IN THE
ATLANTIC BASIN.
 
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 IN 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 8 PM EDT POSITION...18.2 N... 79.7 W.  MOVEMENT
TOWARD...WEST-NORTHWEST NEAR  9 MPH.  MAXIMUM SUSTAINED
WINDS...165 MPH.  MINIMUM CENTRAL PRESSURE... 912 MB.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
11 PM EDT.
 
FORECASTER PASCH
 
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