Offshore Forecast
Issued by NWS Honolulu, HI

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591
FZHW60 PHFO 080919
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1119 PM HST Sun Dec 7 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.

PHZ105-081615-
1119 PM HST Sun Dec 7 2025

.Synopsis for the Hawaiian offshore waters...
A weak ridge will remain just N of the Hawaiian Islands. An
approaching cold front will weaken the ridge and decrease wind
speeds through Tuesday. The cold front enters NW offshore waters
by Wednesday, and moves over the central waters on Thursday, with
 NW to N winds behind it.

$$

PHZ180-081615-
Hawaiian Offshore Waters-
1119 PM HST Sun Dec 7 2025

.REST OF TONIGHT THROUGH MONDAY NIGHT...E to SE winds 10 to 20
kt. Seas 5 to 7 ft.
.TUESDAY...SE to S winds up to 10 kt. Seas 6 to 9 ft.
.WEDNESDAY...Cold front moving into NW waters. N of front, NW to N
winds 10 to 20 kt. S of front, variable winds up to 10 kt. Seas 6
to 9 ft. Isolated thunderstorms NW waters.
.THURSDAY...Cold front over central waters. N of front, NW to N
winds 10 to 20 kt. S of front, variable winds up to 10 kt. Seas 6
to 9 ft.
.FRIDAY...SE winds 10 to 15 kt. Seas 6 to 8 ft.

$$