The Offshore Waters Forecast for Hawai`i.

Offshore Forecast Issued: 08/11/2026 01:11:00 PM UTC
                        
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FZHW60 PHFO 110311
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
511 PM HST Mon Aug 10 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.

PHZ105-111100-
511 PM HST Mon Aug 10 2026

.Synopsis for the Hawaiian offshore waters...
High pressure will remain NE of the region through Wednesday,
and then slowly weaken through Friday. A tropical cyclone is
likely to develop SE of the area by mid-week and advance toward
the area for Thursday, possibly entering the offshore waters by
Friday.

$$

PHZ180-111100-
Hawaiian Offshore Waters-
511 PM HST Mon Aug 10 2026

.TONIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft.
.TUESDAY THROUGH WEDNESDAY...E winds 10 to 20 kt. Seas 6 to 7 ft.
.THURSDAY...E to NE winds 10 to 20 kt NW Half, N to NE 20 to 30
kt SE Half. Seas 7 to potentially 16 ft.
.FRIDAY...NE winds 15 to 25 kt NW Half, N to NE 20 to 30 kt SE
Half. Seas 8 to potentially 25 ft...highest SE. Isolated to
scattered thunderstorms SE Waters.
.SATURDAY...E winds 25 to 35 kt E of 160W, NE 15 to 25 kt W of
160W. Seas 9 to 19 ft.

$$