PHZ105-201800-
1230 AM HST Tue Oct 20 2026
.Synopsis for the Hawaiian offshore waters...
High pressure will hold far N of Hawaii today, then move E and
weaken through Wednesday. A low and cold front will move N of the
area Thursday and Friday.
$$
PHZ180-201800- Hawaiian Offshore Waters- 1230 AM HST Tue Oct 20 2026 REST OF TONIGHT E winds 15 to 25 kt. Seas 8 to 9 ft. Isolated thunderstorms NW Half. TUESDAY THROUGH TUESDAY NIGHT E winds 20 to 25 kt. Seas 7 to 9 ft. WEDNESDAY THROUGH WEDNESDAY NIGHT E winds 10 to 20 kt. Seas 6 to 8 ft. THURSDAY N of 22N, E winds 10 kt or less. S of 22N, E winds 10 to 15 kt. Seas 5 to 7 ft. isolated thunderstorms far SE and far NE waters. FRIDAY N OF 23N, e to ne winds 10 kt or less. S of 23N, E to ne winds 10 to 20 kt. Seas 5 to 7 ft. isolated thunderstorms far SE waters. SATURDAY NE winds 10 to 20 kt. Seas 6 to 8 ft. isolated thunderstorms far SE waters. $$
PHZ180-201800- Hawaiian Offshore Waters- 1230 AM HST Tue Oct 20 2026 REST OF TONIGHT E winds 15 to 25 kt. Seas 8 to 9 ft. Isolated thunderstorms NW Half. TUESDAY THROUGH TUESDAY NIGHT E winds 20 to 25 kt. Seas 7 to 9 ft. WEDNESDAY THROUGH WEDNESDAY NIGHT E winds 10 to 20 kt. Seas 6 to 8 ft. THURSDAY N of 22N, E winds 10 kt or less. S of 22N, E winds 10 to 15 kt. Seas 5 to 7 ft. isolated thunderstorms far SE and far NE waters. FRIDAY N OF 23N, e to ne winds 10 kt or less. S of 23N, E to ne winds 10 to 20 kt. Seas 5 to 7 ft. isolated thunderstorms far SE waters. SATURDAY NE winds 10 to 20 kt. Seas 6 to 8 ft. isolated thunderstorms far SE waters. $$