PHZ100-221445-
332 PM HST Tue Apr 21 2026
.Synopsis for Hawaiian coastal waters...
Light winds with localized land and sea breezes will prevail
through much of the day Wednesday. As the low north of the state
drifts further east, a ridge of high pressure will build north of
the state and we should see moderate trade winds begin to fill in
by Wednesday evening. High pressure will build north of the state
this weekend.
$$
PHZ180-221030- Hawaiian Offshore Waters- 500 PM HST Tue Apr 21 2026 TONIGHT NE to E winds up to 10 kt NW Half, E to SE 10 to 15 kt SE Half. Seas 6 to 8 ft. WEDNESDAY NW half, NE to E winds up to 10 kt. SE half, E to SE 10 to 15 kt becoming NE in the afternoon. Seas 6 to 8 ft. WEDNESDAY NIGHT AND THURSDAY NE to E winds 10 to 15 kt. Seas 6 to 8 ft. THURSDAY NIGHT and Friday NE to E winds 10 to 20 kt. Seas 5 to 7 ft. SATURDAY AND SUNDAY NE to E winds 15 to 20 kt. Seas 6 to 7 ft. $$
PHZ180-221030- Hawaiian Offshore Waters- 500 PM HST Tue Apr 21 2026 TONIGHT NE to E winds up to 10 kt NW Half, E to SE 10 to 15 kt SE Half. Seas 6 to 8 ft. WEDNESDAY NW half, NE to E winds up to 10 kt. SE half, E to SE 10 to 15 kt becoming NE in the afternoon. Seas 6 to 8 ft. WEDNESDAY NIGHT AND THURSDAY NE to E winds 10 to 15 kt. Seas 6 to 8 ft. THURSDAY NIGHT and Friday NE to E winds 10 to 20 kt. Seas 5 to 7 ft. SATURDAY AND SUNDAY NE to E winds 15 to 20 kt. Seas 6 to 7 ft. $$