Offshore Forecast
Issued by NWS Honolulu, HI

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383
FZHW60 PHFO 212128
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1128 AM HST Sat Sep 21 2024

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.

PHZ105-220700-
1128 AM HST Sat Sep 21 2024

.Synopsis for the Hawaiian offshore waters...
A surface ridge far N of Hawaii will weaken through Monday,
easing the trade winds slightly. The trades will strengthen Monday
night through Wednesday as a new high builds N of the island
chain and an area of low pressure passes by to the S.

$$

PHZ180-220700-
Hawaiian Offshore Waters-
1128 AM HST Sat Sep 21 2024

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SUNDAY THROUGH MONDAY...E winds 10 to 20 kt. Seas 4 to 6 ft.
Isolated thunderstorms N of 22N.
.TUESDAY THROUGH WEDNESDAY...N of 22N, E winds 10 to 15 kt. S of
22N, E winds 15 to 25 kt. Seas 6 to 10 ft. Isolated thunderstorms
S of 18N on Wednesday.

$$