Offshore Forecast
Issued by NWS Honolulu, HI

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863
FZHW60 PHFO 090307
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
507 PM HST Wed Oct 8 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.

PHZ105-091045-
507 PM HST Wed Oct 8 2025

.Synopsis for the Hawaiian offshore waters...
A surface trough over the NW waters will maintain a lighter S to
SE flow across the offshore waters for the next couple of days.
High pressure will build far NE of the islands by this weekend and
strengthen easterly trades through early next week.

$$

PHZ180-091045-
Hawaiian Offshore Waters-
507 PM HST Wed Oct 8 2025

.TONIGHT...SE winds up to 10 kt NW Half, SE 10 to 15 kt SE Half.
Seas 4 to 6 ft. Isolated thunderstorms far NW waters and far S
waters.
.THURSDAY THROUGH FRIDAY...NW Half, S winds up to 10 kt. SE Half,
SE winds 10 to 20 kt. Seas 5 to 6 ft. Isolated thunderstorms far
NW waters and far S waters.
.SATURDAY THROUGH MONDAY...E winds 10 to 20 kt. Seas 6 to 8 ft.
Isolated thunderstorms far NW waters Sunday through Monday.

$$