####018001279####
FZHW60 PHFO 192101

OFFHFO



Offshore Waters Forecast for Hawaii

National Weather Service Honolulu HI

1101 AM HST Mon May 19 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.



PHZ105-200445-

1101 AM HST Mon May 19 2025



.Synopsis for the Hawaiian offshore waters...

High pressure centered far NE and N of the islands will maintain 

moderate to fresh easterly flow through the week. Isolated 

thunderstorms will be possible for the NW half of the area Wednesday

and Thursday. 



$$



PHZ180-200445-

Hawaiian Offshore Waters-

1101 AM HST Mon May 19 2025



.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. 

.TONIGHT THROUGH TUESDAY NIGHT...E winds 10 to 20 kt. Seas 5 to 7

ft.

.WEDNESDAY...E winds 15 to 20 kt. Seas 6 to 7 ft. Isolated

thunderstorms NW waters. 

.THURSDAY...E winds 15 to 25 kt. Seas 6 to 8 ft. Isolated

thunderstorms W waters. 

.FRIDAY...E winds 15 to 20 kt. Seas 6 to 8 ft. 



$$

####018002090####
FZHW61 PHFO 192102

OFFN10



NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS

NATIONAL WEATHER SERVICE HONOLULU HI

1102 AM HST MON MAY 19 2025



...Please refer to Coastal Waters Forecasts available through

NOAA Weather Radio and other means for detailed coastal

forecasts...



.Synopsis...High pressure centered far NE and N of the islands

will maintain moderate to fresh easterly flow through the week.

Isolated thunderstorms will be possible for the NW half of the

area Wednesday and Thursday. 



$$



Hawaiian waters within 40 nautical miles including the channels-



.TODAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave

Detail: East 5 feet at 8 seconds. Hazy. Scattered showers. 

.TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave

Detail: East 5 feet at 8 seconds. Scattered showers. 

.TUESDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet.

Wave Detail: East 5 feet at 7 seconds. Scattered showers. 

.TUESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to

8 feet. Wave Detail: East 5 feet at 6 seconds. Scattered showers.

.WEDNESDAY...East northeast winds 20 to 25 knots. Seas 5 to

7 feet. Isolated showers. 

.WEDNESDAY NIGHT...East northeast winds 25 to 30 knots Alenuihaha

Channel...east northeast 15 to 20 knots elsewhere. Seas 5 to

8 feet. Scattered showers. 

.THURSDAY...East northeast winds 20 to 25 knots, becoming east

25 to 30 knots. Seas 5 to 8 feet. Isolated showers through the

night. Scattered showers through the day. 

.FRIDAY...East northeast winds 20 to 25 knots. Seas 5 to 8 feet.

Isolated showers through the night. Scattered showers through the

day.    



$$



Hawaiian Offshore Waters-



.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. 

.TONIGHT THROUGH TUESDAY NIGHT...E winds 10 to 20 kt. Seas 5 to

7 ft.

.WEDNESDAY...E winds 15 to 20 kt. Seas 6 to 7 ft. Isolated

thunderstorms NW waters. 

.THURSDAY...E winds 15 to 25 kt. Seas 6 to 8 ft. Isolated

thunderstorms W waters. 

.FRIDAY...E winds 15 to 20 kt. Seas 6 to 8 ft.   



$$