Offshore Forecast
Issued by NWS Honolulu, HI

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FZHW60 PHFO 172136
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1136 AM HST Sun Aug 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.

PHZ105-180430-
1136 AM HST Sun Aug 17 2025

.Synopsis for the Hawaiian offshore waters...
High pressure ridging building N of the region will maintain
moderate to fresh E trades.

$$

PHZ180-180430-
Hawaiian Offshore Waters-
1136 AM HST Sun Aug 17 2025

.THIS AFTERNOON...E winds 15 to 20 kt. Seas 6 to 8 ft. Isolated
thunderstorms far NW waters.
.TONIGHT THROUGH THURSDAY...E winds 10 to 20 kt. Seas 5 to 8 ft.
Winds and seas occasionally higher S of 18N.

$$