PHZ105-100430-
1147 AM HST Fri Oct 9 2026
.Synopsis for the Hawaiian offshore waters...
A trough over NW waters is producing S to SE surface winds that
are drawing tropical moisture N into Hawaiian waters which is
enhance shower and thunderstorm activity. The trough will gradually
weaken through early next week. Trades will return over E waters
this weekend, but winds remain light and variable over W waters.
$$
PHZ180-100430- Hawaiian Offshore Waters- 1147 AM HST Fri Oct 9 2026 THIS AFTERNOON Trough over NW waters. W of 158W, S winds to 10 to 15 kt. N of 20N E of 158W, S to SE winds 15 to 20 kt. Elsewhere, E to SE winds 10 to 15 kt. Seas 6 to 9 ft. Isolated thunderstorms N of 21N. TONIGHT Trough over NW waters. W of 159W, S winds 10 to 15 kt. E of 159W, E to SE winds 10 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms N of 21N. SATURDAY Weakening trough over NW waters. W of 160W, S to SE winds 10 to 15 kt. E of 160W, E winds 10 to 20 kt. Seas 6 to 8 ft. SATURDAY NIGHT Weakening trough over NW waters. N of 20N, E to SE winds 10 to 20 kt. S of 20N, NE to E winds 10 to 20 kt. Seas 6 to 8 ft. SUNDAY THROUGH TUESDAY Weakening trough over NW waters. NW half, variable winds up to 10 kt. SE half, E winds 10 to 15 kt. Seas 6 to 7 ft. Isolated thunderstorms W of 159W. $$
PHZ180-100430- Hawaiian Offshore Waters- 1147 AM HST Fri Oct 9 2026 THIS AFTERNOON Trough over NW waters. W of 158W, S winds to 10 to 15 kt. N of 20N E of 158W, S to SE winds 15 to 20 kt. Elsewhere, E to SE winds 10 to 15 kt. Seas 6 to 9 ft. Isolated thunderstorms N of 21N. TONIGHT Trough over NW waters. W of 159W, S winds 10 to 15 kt. E of 159W, E to SE winds 10 to 20 kt. Seas 6 to 8 ft. Isolated thunderstorms N of 21N. SATURDAY Weakening trough over NW waters. W of 160W, S to SE winds 10 to 15 kt. E of 160W, E winds 10 to 20 kt. Seas 6 to 8 ft. SATURDAY NIGHT Weakening trough over NW waters. N of 20N, E to SE winds 10 to 20 kt. S of 20N, NE to E winds 10 to 20 kt. Seas 6 to 8 ft. SUNDAY THROUGH TUESDAY Weakening trough over NW waters. NW half, variable winds up to 10 kt. SE half, E winds 10 to 15 kt. Seas 6 to 7 ft. Isolated thunderstorms W of 159W. $$