WSPN04 KKCI 041900 SIGP0D KZAK SIGMET DELTA 2 VALID 041900/042300 KKCI- OAKLAND OCEANIC FIR FRQ TS OBS AT 1900Z WI N0600 W13645 - N0345 W13430 - N0345 W13945 - N0500 W13945 - N0600 W13645. TOP FL510. MOV WSW 5KT. NC.