WTPA41 PHFO 230230 TCDCP1 TROPICAL DEPRESSION COSME DISCUSSION NUMBER 35 NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI EP062007 500 PM HST SUN JUL 22 2007 OKAY...TWO PLUS DAYS OF NORTHWESTERLY VERTICAL SHEAR ON THE ORDER OF 20 TO 25 KT HAS FINALLY DONE ITS JOB. THE LOW LEVEL CIRCULATION CENTER OF COSME HAS AT LAST SEPARATED ITSELF FROM THE DEEP CONVECTION...SOMETHING IT COULD NEVER QUITE ACCOMPLISH UNTIL NOW. THERE ARE STILL A FEW SINGLE CELLS EAST OF THE CENTER...BUT THEY ARE FAR ENOUGH AWAY THAT BOTH SAB AND PHFO DECLARED COSME UNCLASSIFIABLE. SOME CONVECTION MAY IN THE FUTURE POP UP CLOSER TO THE CENTER...BUT BASED ON WHAT HAS HAPPENED OVER THE LAST 12 HOURS...WE CAN EXPECT THE CONVECTION TO NOT LAST VERY LONG. COSME IS MOVING TO THE WEST...AND WILL CONTINUE TO DO SO THROUGH 48 HOURS. THE DEEP LAYER EASTERLY FLOW SOUTH OF THE NORTH PACIFIC HIGH AND SUBTROPICAL RIDGE WILL CONTINUE TO RULE THE DAY. AS ONE CAN SEE BELOW...FORECAST INTENSITIES REMAIN AT 25 KT. THIS IS TO TAKE INTO ACCOUNT THE POSSIBILITY THAT THE SHEAR WILL DECREASE AND SEA SURFACE TEMPERATURES WILL INCREASE. COSME WILL PASS ABOUT 40 NM SOUTH OF JOHNSTON ISLAND DURING THE NEXT 6 HOURS. IT WILL BE CLOSE ENOUGH THAT THE ATOLL WILL SEE STRONG WINDS AND HEAVY RAIN. THIS IS THE LAST ADVISORY FROM CPHC ON COSME UNLESS THE SYSTEM REGENERATES. FOR FUTURE INFORMATION ON THE REMNANT LOW...PLEASE SEE THE HIGH SEAS FORECAST ISSUED BY THE NATIONAL WEATHER SERVICE HONOLULU FORECAST OFFICE...UNDER WMO HEADER FZPN40 PHFO. FORECAST POSITIONS AND MAX WINDS INITIAL 23/0300Z 16.1N 169.2W 25 KT 12HR VT 23/1200Z 16.2N 172.1W 25 KT...DISSIPATING 24HR VT 24/0000Z 16.5N 175.8W 25 KT...REMNANT LOW 36HR VT 24/1200Z 16.9N 179.5W 25 KT...REMNANT LOW 48HR VT 25/0000Z 17.4N 178.0E 25 KT...REMNANT LOW 72HR VT 26/0000Z...DISSIPATED $$ FORECASTER CRAIG