WCNT11 KKCI 172115 KZWY SIGMET KILO 2 VALID 172115/180315 KKCI- NEW YORK OCEANIC FIR TC GABRIELLE OBS AT 2100Z NR N1924 W04800. MOV NW 12KT. INTSF. FRQ TS TOP FL540 WI N2400 W04530 - N2115 W04115 - N1800 W04515 - N1800 W04900 - N2015 W05115 - N2315 W04845 - N2400 W04530. FCST 0300Z TC CENTER N2012 W04907.