539
FZHW60 PHFO 180949
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1149 PM HST Mon Nov 17 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.

PHZ105-181615-
1149 PM HST Mon Nov 17 2025

.Synopsis for the Hawaiian offshore waters...
A high pressure ridge N of the Hawaiian Islands will weaken as a
front approaches the state from the NW. The front will enter the
NW offshore waters Tuesday, with near gale-force winds behind the
front. A trough may develop over the far SE waters Tuesday. A new
high pressure will build N of the area midweek. Isolated thunderstorms
are possible through much of the forecast period.

$$

PHZ180-181615-
Hawaiian Offshore Waters-
1149 PM HST Mon Nov 17 2025

.REST OF TONIGHT...NW half, E winds 10 to 15 kt. Elsewhere, E 15
to 25 kt. Seas 6 to 7 ft. Isolated thunderstorms.
.TUESDAY AND TUESDAY NIGHT...Front entering and dissipating over
the NW waters. N of 20N, NE winds 15 to 30 kt. Elsewhere, E winds
10 to 20 kt. Seas 6 to 9 ft. Isolated thunderstorms.
.WEDNESDAY...E winds 15 to 25 kt. Seas 7 to 11 ft. Isolated
thunderstorms.
.WEDNESDAY NIGHT THROUGH THURSDAY...E winds 15 to 25 kt. Seas 9
to 11 ft. Isolated thunderstorms.
.FRIDAY THROUGH SATURDAY...E winds 15 to 25 kt. Seas 8 to 10 ft.

$$