Offshore Forecast
Issued by NWS

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647
FZHW61 PHFO 210305
OFFN10

NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS
NATIONAL WEATHER SERVICE HONOLULU HI
505 PM HST THU NOV 20 2025

...Please refer to Coastal Waters Forecasts available through
NOAA Weather Radio and other means for detailed coastal
forecasts...

.Synopsis...High pressure to the northeast will weaken and track
eastward over the next couple of days as a front moves across the
North Pacific. As this occurs, winds will gradually weaken. In
the wake of the North Pacific front, a new area of high pressure
will become established north of the islands this weekend, though
trades will remain in the moderate to fresh range. Isolated
thunderstorms possible for the western waters through Friday.

$$

Hawaiian waters within 40 nautical miles including the channels-

.TONIGHT...East winds 20 to 25 knots. Seas 7 to 9 feet. Wave
Detail: East 7 feet at 7 seconds and north northwest 5 feet at
13 seconds. Numerous showers.
.FRIDAY...East winds 20 to 25 knots. Seas 6 to 9 feet. Wave
Detail: East 6 feet at 7 seconds and north northwest 5 feet at
16 seconds. Scattered showers.
.FRIDAY NIGHT...East winds to 15 knots to Kauai...east 20 to
25 knots elsewhere. Seas 6 to 9 feet. Wave Detail: East 5 feet at
8 seconds and northwest 5 feet at 16 seconds. Isolated showers.
.SATURDAY...East winds 15 to 20 knots. Seas 6 to 9 feet. Wave
Detail: Northwest 6 feet at 16 seconds and east 5 feet at
8 seconds. Isolated showers.
.SATURDAY NIGHT...East winds 15 to 20 knots. Seas 6 to 9 feet.
Isolated showers.
.SUNDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated
showers.
.SUNDAY NIGHT...East winds 15 to 20 knots. Seas 5 to 7 feet.
Isolated showers.
.MONDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated
showers.
.TUESDAY...East winds 15 to 20 knots. Seas 5 to 7 feet. Isolated
showers through the night, then scattered showers through the
day.

$$

Hawaiian Offshore Waters-

.TONIGHT THROUGH FRIDAY...E winds 15 to 25 kt. Seas 8 to 11 ft.
Isolated thunderstorms W of 160W and S of 22N.
.FRIDAY NIGHT...E winds 10 to 15 kt N of 24N, E 15 to 25 kt
elsewhere. Seas 8 to 10 ft.
.SATURDAY THROUGH SATURDAY NIGHT...E winds 10 to 20 kt. Seas 8 to
10 ft.
.SUNDAY THROUGH TUESDAY...E winds 10 to 20 kt. Seas 6 to 9 ft.

$$