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Tropical Storm NICOLE (Text)


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TROPICAL STORM NICOLE DISCUSSION NUMBER   5
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL162010
1100 AM EDT WED SEP 29 2010

BANDS OF THUNDERSTORMS HAVE FORMED CLOSER TO THE CENTER OVER THE
SOUTHEASTERN PORTION OF THE CIRCULATION SINCE YESTERDAY. 
ALSO...THERE HAVE BEEN A FEW SHIP...BUOY...AND LAND OBSERVATIONS OF
SUSTAINED TROPICAL STORM FORCE WINDS.  BASED ON THE IMPROVED
ORGANIZATION AND THE SURFACE DATA...THE SYSTEM IS UPGRADED TO
TROPICAL STORM NICOLE.  

SURFACE OBSERVATIONS FROM CUBA AND VISIBLE SATELLITE IMAGES INDICATE
THAT THE CENTER OF NICOLE WAS LOCATED ALONG THE SOUTH-CENTRAL COAST
OF CUBA AROUND 1200 UTC THIS MORNING.  SURFACE DATA SHOW THAT THE
CYCLONE CORE CONSISTS OF A LARGE AREA OF LIGHT WINDS...WITH THE
STRONGEST WINDS STILL OCCURRING WELL TO THE SOUTH AND SOUTHEAST OF
THE CENTER.  THE OBSERVATIONS ALSO INDICATE THAT A SURFACE TROUGH
EXTENDS NORTHWARD ALONG THE SOUTHEAST COAST OF FLORIDA.  THE GLOBAL
MODELS SUGGEST THAT EXTRATROPICAL DEVELOPMENT WILL OCCUR ALONG THE
NORTHERN EXTENT OF THE TROUGH OFF THE EAST COAST OF CENTRAL OR
NORTH FLORIDA LATER TODAY.  THE EXTRATROPICAL LOW IS THEN FORECAST
TO MOVE NORTHWARD ALONG THE U.S. EAST COAST DURING THE NEXT COUPLE
OF DAYS.  NICOLE IS FORECAST TO MOVE NORTHEASTWARD ACROSS CUBA AND
THE NORTHWESTERN BAHAMAS...AND IS LIKELY TO DISSIPATE AS THE
EXTRATROPICAL DEVELOPMENT BECOMES THE DOMINANT EVENT.  THE NEW NHC
TRACK IS A LITTLE EAST OF THE PREVIOUS ADVISORY AND SHOWS
DISSIPATION OF THE TROPICAL CYCLONE MUCH SOONER THAN PREVIOUSLY
PREDICTED.  GIVEN THE COMPLEXITY OF THE SCENARIO...HOWEVER...
UNCERTAINTY IN THIS FORECAST IS HIGHER THAN NORMAL. 
 
BASED ON THE UPDATED FORECAST TRACK...ALL WATCHES AND WARNINGS FOR
FLORIDA HAVE BEEN DISCONTINUED.  THE PRIMARY THREAT FROM NICOLE IS
HEAVY RAINFALL...ESPECIALLY OVER MOUNTAINOUS AREAS OF JAMAICA AND
CUBA.
 
FORECAST POSITIONS AND MAX WINDS
 
INITIAL      29/1500Z 22.6N  80.6W    35 KT
 12HR VT     30/0000Z 24.7N  79.8W    35 KT
 24HR VT     30/1200Z 29.4N  78.4W    35 KT...POST-TROPICAL
 36HR VT     01/0000Z...DISSIPATED
 
$$
FORECASTER BROWN/PASCH
 
NNNN

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Page last modified: Friday, 15-Apr-2011 12:09:20 UTC