256
WTPA41 PHFO 200230
TCDCP1
POST-TROPICAL CYCLONE FERNANDA DISCUSSION NUMBER 18
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI EP062011
500 PM HST FRI AUG 19 2011
FERNANDA HAS BEEN UNABLE TO MAINTAIN PERSISTENT DEEP CONVECTION FOR
OVER 18 HOURS AND ITS LOW LEVEL CIRCULATION CENTER...LLCC...HAS
BEEN FULLY EXPOSED ALL DAY. GIVEN THE LACK OF ORGANIZED DEEP
CONVECTION...THIS SYSTEM IS NOW CONSIDERED TO BE POST-TROPICAL.
THE PRESENCE OF INCREASING SOUTHERLY VERTICAL SHEAR AND SEA SURFACE
TEMPERATURES BETWEEN 25C AND 26C MEAN THAT REGENERATION IS NOT
LIKELY. THUS...THIS IS THE LAST ADVISORY ON FERNANDA.
THE REMNANT OF FERNANDA WILL CONTINUE TO MOVE WESTWARD EMBEDDED
WITHIN THE LOW LEVEL TRADE WINDS BEFORE DISSIPATING WITHIN A COUPLE
OF DAYS. FOR FUTURE INFORMATION ON THE REMNANT LOW PLEASE SEE HIGH
SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER SERVICE...UNDER AWIPS
HEADER HFOHSFNP AND WMO HEADER FZPN40 PHFO.
FORECAST POSITIONS AND MAX WINDS
INIT 20/0300Z 15.5N 147.1W 25 KT 30 MPH
12H 20/1200Z 15.6N 148.8W 25 KT 30 MPH...POST-TROP/REMNT LOW
24H 21/0000Z 15.6N 150.9W 20 KT 25 MPH...POST-TROP/REMNT LOW
36H 21/1200Z 15.6N 153.0W 20 KT 25 MPH...POST-TROP/REMNT LOW
48H 22/0000Z...DISSIPATED
$$
FORECASTER KODAMA
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