National Weather Service United States Department of Commerce

FZHW60 PHFO 210301

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
501 PM HST Sat Apr 20 2024

Hawaiian offshore waters beyond 40 nautical miles out to 240
nautical miles including the portion of the Papahanaumokuakea
Marine National Monument east of French Frigate Shoals

Seas given as significant wave height, which is the average height
of the highest 1/3 of the waves. Individual waves may be more than
twice the significant wave height.

501 PM HST Sat Apr 20 2024

.Synopsis for the Hawaiian offshore waters...
The trades will decline slightly as a high pressure ridge north
of the state weakens through the weekend. The ridge will
strengthen early next week.


Hawaiian Offshore Waters-
501 PM HST Sat Apr 20 2024

.TONIGHT THROUGH SUNDAY...NE winds 10 to 20 kt. Seas 6 ft.
.SUNDAY NIGHT THROUGH MONDAY...E winds 10 to 20 kt N of 24N, NE
15 to 25 kt elsewhere. Seas 6 to 7 ft.
.MONDAY NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft.
.TUESDAY THROUGH THURSDAY...E winds 15 to 25 kt. Seas 6 to 9 ft.