nu cat 4 met gem 220 km/uur
WTNT41 KNHC 020254
TCDAT1
HURRICANE OPHELIA DISCUSSION NUMBER 38
NWS NATIONAL HURRICANE CENTER MIAMI FL AL162011
1100 PM AST SAT OCT 01 2011
DURING ITS SECOND LIFETIME...OPHELIA HAS BEEN AN OVERACHIEVER AND
HAS CONTINUED TO INTENSIFY. THE BERMUDA RADAR EARLIER INDICATED
THAT THE EYEWALL WAS QUITE STRONG WITH A CLOSED PRESENTATION. MORE
RECENTLY...SATELLITE IMAGES SHOW A WARM WELL-DEFINED EYE...A MORE
SYMMETRIC CLOUD PATTERN...AND COOLING CLOUD TOPS IN THE EYEWALL.
SUBJECTIVE DVORAK DATA-T VALUES WERE NEAR 115 KT AT 00Z...WITH
CIMSS ADT VALUES REACHING 122 KT. A BLEND OF THESE DATA GIVES AN
INITIAL WIND SPEED OF 120 KT. WEAKENING SHOULD BEGIN SOON AS THE
HURRICANE MOVES OVER COOLER SSTS...AND THE DECREASE IN STRENGTH
SHOULD BE QUITE RAPID BY MIDDAY TOMORROW DUE TO AN INCREASE IN
SHEAR AND OPHELIA CROSSING THE NORTH WALL OF THE GULF STREAM.
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