The Offshore Waters Forecast for Hawai`i.

Offshore Forecast Issued: 05/01/2026 12:54:00 AM UTC

                        
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FZHW60 PHFO 301454
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
454 AM HST Thu Apr 30 2026

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.

PHZ105-302230-
454 AM HST Thu Apr 30 2026

.Synopsis for the Hawaiian offshore waters...
A ridge of high pressure N of the area will bring fresh to strong
easterly winds across the waters through Friday night. By this
weekend, a frontal system will move N of the area and push the
ridge E. This will allow for the winds across the offshore waters
to weaken slightly.

$$

PHZ180-302230-
Hawaiian Offshore Waters-
454 AM HST Thu Apr 30 2026

.TODAY...E winds 15 to 25 kt. Seas 6 to 8 ft.
.TONIGHT THROUGH FRIDAY NIGHT...E winds 15 to 25 kt.
Seas 7 to 9 ft.
.SATURDAY THROUGH MONDAY...E winds 10 to 20 kt.
Seas 6 to 9 ft.

$$