Offshore Forecast
Issued by NWS

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162
FZHW61 PHFO 101518
OFFN10

NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS
NATIONAL WEATHER SERVICE HONOLULU HI
518 AM HST SUN AUG 10 2025

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

.Synopsis...Surface high pressure will remain far NE of the
Hawaiian Islands over the next several days. Tropical Storm
Henriette will continue to drift northwestward, passing just
north of the offshore waters. The ridge builds back in north of
the islands following Henriette`s passing.

$$

Hawaiian waters within 40 nautical miles including the channels-

.TODAY...East southeast winds 10 to 15 knots. Seas 6 to 8 feet.
Wave Detail: South southwest 5 feet at 14 seconds and east 4 feet
at 10 seconds. Hazy. Isolated showers.
.TONIGHT...East southeast winds to 10 knots near Kauai and
Oahu...  east southeast 15 to 20 knots elsewhere. Seas 5 to
7 feet. Wave Detail: South southwest 4 feet at 14 seconds and
east 3 feet at 9 seconds. Hazy. Isolated showers.
.MONDAY...Southeast winds to 10 knots to Kauai...east southeast
15 to 20 knots elsewhere. Seas 5 to 7 feet. Wave Detail: South
4 feet at 14 seconds and east 3 feet at 8 seconds. Hazy. Isolated
showers.
.MONDAY NIGHT...East winds 7 to 10 knots to Kauai...east 15 to
20 knots elsewhere. Seas 5 to 7 feet. Wave Detail: East 4 feet at
6 seconds and south 4 feet at 14 seconds. Isolated showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 5 to 8 feet.
Isolated showers.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to
8 feet. Isolated showers.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 4 to
6 feet. Isolated showers.
.THURSDAY...East northeast winds 10 to 15 knots, becoming east
15 to 20 knots. Seas 3 to 5 feet. Isolated showers.

$$

Hawaiian Offshore Waters-

.Synopsis for the Hawaiian offshore waters... Surface high
pressure will remain far NE of the Hawaiian Islands  over the
next several days. Tropical Storm Henriette will continue to
drift northwestward, passing just north of the offshore  waters.
The ridge builds back in north of the islands following
Henriette`s passing.  $$  PHZ180-102300- Hawaiian Offshore
Waters- 518 AM HST Sun Aug 10 2025
.TODAY...E winds up to 10 kt. Seas 6 ft or less. Isolated
thunderstorms SE Waters.
.TONIGHT...E to SE winds up to 10 kt. Seas 6 ft or less. Isolated
thunderstorms SE Waters.
.MONDAY...E winds 10 to 20 kt. Seas 6 ft or less.
.MONDAY NIGHT THROUGH THURSDAY...E winds 10 to 20 kt. Seas 6 ft
or less. Isolated thunderstorms SE Waters through Tuesday.   $$

$$