The Offshore Waters Forecast for Hawai`i.

                        

934

FZHW60 PHFO 091523

OFFHFO



Offshore Waters Forecast for Hawaii

National Weather Service Honolulu HI

523 AM HST Tue Dec 9 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.



PHZ105-092215-

523 AM HST Tue Dec 9 2025



.Synopsis for the Hawaiian offshore waters...

A surface ridge N of the Hawaiian Islands will weaken as a cold

front approaches from the NW. The cold front will enter the NW

offshore waters Wednesday, and dissipate over the central waters

late Thursday. Another cold front may approach the far NW waters

on Saturday.





$$



PHZ180-092215-

Hawaiian Offshore Waters-

523 AM HST Tue Dec 9 2025





.TODAY...NW Half, E to SE winds becoming S winds 10 kt or less.

SE Half, E to SE winds 10 to 15 kt. Seas 6 to 8 ft.

.TONIGHT...NW Half, SW winds 10 kt or less becoming 10 to 20 kt.

SE Half, E to SE winds 10 to 15 kt. Seas 6 to 9 ft. Isolated

thunderstorms far NW half.

.WEDNESDAY...Front moving through NW half. NW Half, SW winds 10 to

15 kt becoming NW winds 15 to 25 kt. SE half SE to S winds 10 to

15 kt. Seas 6 to 10 ft. Isolated thunderstorms N of 19N.

.WEDNESDAY NIGHT...Front moving over state. NW winds 10 to 20 kt

behind the front. S to SW winds 15 kt or less elsewhere. Seas 7

to 10 ft. Isolated thunderstorms N of 20N.

THURSDAY...Front dissipating over central waters. NW half, NW to

N winds 15 kt or less. SE half, S to SW winds 10 kt or less.

.FRIDAY...NW half, S winds 10 kt or less. SE half, E to SE winds 10

to 15 kt. Seas 6 to 8 ft.

.SATURDAY...Front entering far NW waters. NW half, SW winds 15 to

25 kt. SE half, SE to S winds 10 to 15 kt. Seas 6 to 10 ft.

Isolated thunderstorms NW Half.





$$