WSNT04 KKCI 302215 SIGA0D KZWY SIGMET DELTA 18 VALID 302215/310215 KKCI- NEW YORK OCEANIC FIR FRQ TS OBS AT 2215Z WI N3107 W03958 - N2459 W04001 - N2317 W04328 - N3107 W03958. TOP FL480. MOV ENE 20KT. NC.