National Weather Service Marine Forecast FZHW60 PHFO

FZHW60 PHFO 240927
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1127 PM HST Tue Dec 23 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.

PHZ105-241630
1127 PM HST Tue Dec 23 2025

Synopsis for the Hawaiian offshore waters

Surface high pressure far N of Hawaii will slowly weaken and drift E through Thursday as low pressure far NW of the islands remains nearly stationary. The low will move to the E Friday through the weekend, pushing a surface ridge near the islands and bringing a front into NW waters over the weekend.

PHZ180-241630
Hawaiian Offshore Waters
1127 PM HST Tue Dec 23 2025

REST OF TONIGHT
E to SE winds 15 to 25 kt, strongest far N waters. Seas 7 to 12 ft, highest far N waters. Isolated thunderstorms far NW waters.

WEDNESDAY THROUGH FRIDAY
NW half, E to SE winds 10 to 20 kt. SE half, E winds 15 to 20 kt. Seas 6 to 10 ft. Isolated thunderstorms far NW waters Wednesday.

SATURDAY AND SUNDAY
Front approaching NW waters. NW half, SE to S winds 10 to 20 kt, except SW winds 10 to 15 kt W of front moving over far NW waters. SE half, E to SE winds 15 to 20 kt. Seas 6 to 9 ft. Isolated thunderstorms NW waters along front.