Offshore Forecast
Issued by NWS Honolulu, HI

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512
FZHW60 PHFO 130910
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1110 PM HST Sat Sep 12 2026

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.

PHZ105-131615-
1110 PM HST Sat Sep 12 2026

.Synopsis for the Hawaiian offshore waters...
High pressure far to the NNE will remain nearly stationary through
the forecast period. A pair of troughs will approach the area
from the east early next week.

$$

PHZ180-131615-
Hawaiian Offshore Waters-
1110 PM HST Sat Sep 12 2026

.REST OF TONIGHT...N of 24N, E winds 10 to 15 kt, diminishing to
up to 10 kt late in the night. Elsewhere, E winds 10 to 15 kt.
Seas 6 ft or less. Isolated thunderstorms E of 160W.
.SUNDAY...NW Half, E winds 10 to 15 kt, diminishing to up to
10 kt in the late morning and afternoon. SE Half, NE winds 10 to
15 kt. Seas 6 ft or less.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...E winds 10 to 20 kt. Seas 6
ft or less.
.TUESDAY THROUGH THURSDAY...E winds 10 to 20 kt. Seas 6 to 8 ft.

$$