The Offshore Waters Forecast for Hawai`i.

                        

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FZHW60 PHFO 100908

OFFHFO



Offshore Waters Forecast for Hawaii

National Weather Service Honolulu HI

1108 PM HST Tue Sep 9 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.



PHZ105-101630-

1108 PM HST Tue Sep 9 2025



.Synopsis for the Hawaiian offshore waters...

As of the 11 pm, Tropical Storm Kiko is centered near 22.4N

157.1W and moving west-northwest at 11 kts. Kiko is impacting the

NE to central offshore waters and will continue to move WNW

across the offshore waters. Kiko is expected to weaken to a

tropical depression by Wednesday morning and will exit the

offshore waters late Wednesday night. As Kiko moves away from the

area, a ridge of high pressure will build north of the area.

Forecast winds in and near active tropical cyclones should be used

with caution due to the uncertainty in the forecast track, size,

and intensity.



KIKO FORECAST POSITIONS AND MAX WINDS

12H 10/1200Z 23.4N 158.2W 35 KT 40 MPH

24H 11/0000Z 24.1N 160.5W 30 KT 35 MPH

36H 11/1200Z 24.8N 162.6W 30 KT 35 MPH



$$



PHZ180-101630-

Hawaiian Offshore Waters-

1108 PM HST Tue Sep 9 2025



...TROPICAL STORM WARNING IN EFFECT...



.REST OF TONIGHT...Tropical storm conditions expected E of 161W

and N of 22N. NW of Kiko, NE winds 15 to 20 kt. Otherwise, E to

SE winds 10 to 20 kt. Seas 6 to 15 ft. Isolated thunderstorms N

of 23N.

.WEDNESDAY...N of 23N, NE to SE winds 15 to 30 kt. Otherwise, E

winds 10 to 20 kt. Seas 6 to 13 ft, highest NW waters. Isolated

thunderstorms N of 20N.

.WEDNESDAY NIGHT...N of 23N, E to SE winds 15 to 30 kt. Otherwise,

E winds 10 to 20 kt. Seas 6 to 11 ft. Isolated thunderstorms NW

waters.

.THURSDAY...NW half, E to SE winds 10 to 20 kt. SE half, E winds

10 to 20 kt. Seas 6 to 9 ft. Isolated thunderstorms NW Half.

.THURSDAY NIGHT...NW half, E to SE winds 10 to 15 kt. SE half, E

winds 10 to 20 kt. Seas 5 to 7 ft. Isolated thunderstorms far NW

waters.

.FRIDAY THROUGH SUNDAY...E winds 10 to 20 kt. Seas 5 to 7 ft.



$$
Hurricane Kiko to enter the Central Pacific

The Offshore Waters Forecast for Hawai`i.
