WCNT02 KKCI 120915 KZWY SIGMET BRAVO 17 VALID 120915/121515 KKCI- NEW YORK OCEANIC FIR TC LESLIE OBS AT 0915Z NR N3118 W04554. MOV NE 20KT. NC. FRQ TS TOP FL530 WI N3215 W04415 - N2930 W04415 - N2815 W04800 - N3130 W04700 - N3215 W04415. FCST 1515Z TC CENTER N3258 W04330.