WTPA45 PHFO 261435
TCDCP5

POST-TROPICAL CYCLONE ANA DISCUSSION NUMBER  52
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   CP022014
500 AM HST SUN OCT 26 2014
 
ANA HAS COMPLETED THE TRANSFORMATION INTO AN EXTRATROPICAL CYCLONE. 
DUE TO STRONG SOUTHWESTERLY SHEAR...THE DIMINISHING COLD CLOUD TOPS 
ARE LOCATED NORTHEAST AND EAST OF THE NEARLY EXPOSED LOW LEVEL 
CENTER...WHILE COLD AIR STRATOCUMULUS CLOUDS ARE SEEN WRAPPING IN 
TOWARD THE CENTER FROM THE NORTH AND WEST. ADDITIONALLY...THE MAIN
CLOUD SHIELD BEGAN TO RESEMBLE A BAROCLINIC LEAF EARLIER IN THE 
NIGHT...INDICATING THE TRANSITION WAS WELL UNDERWAY AT THAT TIME. 
THE INITIAL INTENSITY FOR THIS ADVISORY IS SET AT 50 KT BASED
ON A BLEND OF THE AVAILABLE SUBJECTIVE AND OBJECTIVE SATELLITE
ANALYSES. 

ANA WILL CONTINUE TO TRACK RAPIDLY NORTHEAST TODAY...WITH AN 
INITIAL MOTION ESTIMATE OF 060/40 KT. THE FORWARD MOTION OF THE 
CYCLONE IS EXPECTED TO SLOW CONSIDERABLY TONIGHT AND MONDAY AS IT 
INTERACTS...AND EVENTUALLY MERGES...WITH AN EXTRATROPICAL GALE LOW 
CURRENTLY TO ITS NORTH. THE RESULTANT LOW IS FORECAST TO GRADUALLY 
WEAKEN BEFORE MOVING ASHORE IN BRITISH COLUMBIA ON TUESDAY...AND 
DISSIPATING INLAND. THE OFFICIAL FORECAST CLOSELY FOLLOWS A
CONSENSUS OF THE GLOBAL MODELS...AND WAS MADE IN COLLABORATION WITH 
THE NOAA OCEAN PREDICTION CENTER. 

THIS IS THE LAST CPHC ADVISORY ON THIS SYSTEM. ADDITIONAL 
INFORMATION ON THIS SYSTEM CAN BE FOUND IN HIGH SEAS FORECASTS 
ISSUED BY THE NATIONAL WEATHER SERVICE UNDER AWIPS HEADER NFDHSFEP1 
AND WMO HEADER FZPN01 KWBC.
 
 
FORECAST POSITIONS AND MAX WINDS
 
INIT  26/1500Z 42.2N 147.9W   50 KT  60 MPH...POST-TROP/EXTRATROP
 12H  27/0000Z 45.4N 144.0W   45 KT  50 MPH...POST-TROP/EXTRATROP
 24H  27/1200Z 48.8N 140.8W   45 KT  50 MPH...POST-TROP/EXTRATROP
 36H  28/0000Z 48.1N 139.4W   45 KT  50 MPH...POST-TROP/EXTRATROP
 48H  28/1200Z 48.8N 132.6W   40 KT  45 MPH...POST-TROP/EXTRATROP
 72H  29/1200Z...DISSIPATED
 
$$

FORECASTER BIRCHARD