The Offshore Waters Forecast for Hawai`i.

Offshore Forecast Issued: 10/30/2026 07:49:00 AM UTC
                        
926
FZHW60 PHFO 292149
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1149 AM HST Thu Oct 29 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.

PHZ105-300415-
1149 AM HST Thu Oct 29 2026

.Synopsis for the Hawaiian offshore waters...
Weak low pressure associated with a surface trough over the
central offshore waters will drift S and slowly weaken through
Friday. A broad weakening surface low far NE of Hawaii will move E
and weaken through Friday as high pressure builds far N of the
area. A shallow front is expected move over N waters Sunday, with
strong high pressure building N of the area Sunday and Monday.

$$

PHZ180-300415-
Hawaiian Offshore Waters-
1149 AM HST Thu Oct 29 2026

.THIS AFTERNOON...Weak Low 19N158W 1011 mb. Trough from 23N155W
to low to 20N157W to 18N160W. S of 19N, SW winds 10 to 15 kt,
diminishing to up to 10 kt in the afternoon. Elsewhere, E winds 10
to 20 kt. Seas 6 to 7 ft. Isolated thunderstorms E of 160W.
.TONIGHT...Trough from 20N151W to 18N160W. NW winds up to 10 kt S
of 19N, E 10 to 20 kt elsewhere. Seas 6 to 8 ft. Isolated
thunderstorms E of 160W.
.FRIDAY THROUGH FRIDAY NIGHT...Weak trough along 17N. N of
trough, E winds 15 to 20 kt. S of trough, variable winds 10 kt.
Seas 6 to 8 ft. Isolated thunderstorms E waters.
.SATURDAY...NE winds 15 to 25 kt NW Half, NE 10 to 15 kt SE Half.
Seas 6 to 9 ft. Isolated thunderstorms S of 24N.
.SUNDAY THROUGH MONDAY...NE winds 15 to 25 kt. Seas 6 to 13 ft.

$$