Offshore Forecast
Issued by NWS Honolulu, HI

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647
FZHW60 PHFO 220317
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
517 PM HST Sat Jun 21 2025

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.

PHZ105-221230-
517 PM HST Sat Jun 21 2025

.Synopsis for the Hawaiian offshore waters...
High pressure will remain anchored NE of Hawaii this weekend and
bring moderate to strong trade winds. The high is expected to
weaken slightly by early next week.

$$

PHZ180-221230-
Hawaiian Offshore Waters-
517 PM HST Sat Jun 21 2025

.TONIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft.
.SUNDAY...E winds 15 to 25 kt. Seas 6 to 9 ft.
.SUNDAY NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft.
.MONDAY...E winds 10 to 20 kt. Seas 7 to 9 ft.
.MONDAY NIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft.
.TUESDAY...E winds 10 to 20 kt. Seas 6 to 9 ft.
.WEDNESDAY...E winds 10 to 20 kt. Seas 6 to 8 ft.
.THURSDAY...E winds 10 to 20 kt. Seas 6 to 7 ft.

$$