The Offshore Waters Forecast for Hawai`i.

Offshore Forecast Issued: 09/02/2026 08:11:00 AM UTC
                        
884
FZHW60 PHFO 012211
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1211 PM HST Tue Sep 1 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.

PHZ105-020645-
1211 PM HST Tue Sep 1 2026

.Synopsis for the Hawaiian offshore waters...
Surface high pressure will remain far N of the waters through the
forecast period. AT 1100 AM HST HURRICANE LOWELL WAS CENTERED AT 13.5N 150.3W...MOVING
WNW AT 9 KT. The cyclone will continue W and is forecast to
strengthen into a hurricane as the center of the cyclone moves
towards the southern offshore waters on Wednesday and passes S of
the islands through Friday.

LOWELL FORECAST POSITIONS
800 PM HST TUESDAY   13.7N 151.7W
800 AM HST WEDNESDAY 13.8N 153.7W
800 PM HST WEDNESDAY 14.0N 155.7W
800 AM HST THURSDAY  14.2N 157.6W
800 PM HST THURSDAY  14.4N 159.2W
800 AM HST FRIDAY    14.5N 160.6W
800 AM HST SATURDAY  14.7N 163.3W
800 AM HST SUNDAY    15.3N 164.9W
800 AM HST MONDAY    17.0N 164.8W
800 AM HST TUESDAY   20.7N 164.3W


$$

PHZ180-020645-
Hawaiian Offshore Waters-
1211 PM HST Tue Sep 1 2026

...HURRICANE CONDITIONS POSSIBLE WEDNESDAY...

.TONIGHT AND TUESDAY...NE winds 10 to 20 kt. Seas 7 to 9 ft.
.TUESDAY NIGHT...NE winds 15 to 25 kt E of 160W, E 10 to 20 kt W
of 160W. Seas 7 to 10 ft. Isolated thunderstorms SE Waters.
.WEDNESDAY...Hurricane conditions possible S of 18N. Elsewhere, E
winds 15 to 25 kt. Seas 7 to 15 ft. Isolated thunderstorms S of
18N.
.THURSDAY...Hurricane conditions possible S of 18N. Elsewhere, E
winds 15 to 25 kt. Seas 7 to 15 ft. Isolated thunderstorms S of
18N W of 155W.
.FRIDAY...Hurricane conditions possible S of 19N. Elsewhere, E
winds 15 to 25 kt. Seas 8 to 13 ft. Isolated thunderstorms S of
19N.
.SATURDAY...E winds 15 to 25 kt. Seas 8 to 11 ft.

$$