Maunakea Weather Center

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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

414
FZHW50 PHFO 291331
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
331 AM HST Fri Mar 29 2024

Hawaiian coastal waters within 40 nautical miles including the
Hawaiian Islands Humpback Whale National Marine Sanctuary.

PHZ100-300230-
331 AM HST Fri Mar 29 2024

.Synopsis for Hawaiian coastal waters...
The surface ridge north of the state will remain strong today,
then weaken over the weekend as a front passes far to the north.
Low pressure could develop along the tail-end of this boundary
north of the state by midweek as strong high pressure builds
eastward to its north.

$$

PHZ110-300230-
Kauai Northwest Waters-
331 AM HST Fri Mar 29 2024

.TODAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Scattered showers, mainly this morning.
.TONIGHT...East winds to 25 knots. Wind waves to 6 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Scattered showers, mainly in the morning.
.SATURDAY NIGHT...East winds 15 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Scattered showers, mainly in the morning.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 5 to 6 feet. Northwest
swell 4 to 5 feet. Scattered showers.
.TUESDAY...East winds 10 knots in the morning, becoming variable
less than 10 knots, then becoming southwest 10 knots. Wind waves
around 7 feet. North swell 7 to 9 feet. Scattered showers.

$$

PHZ111-300230-
Kauai Windward Waters-
331 AM HST Fri Mar 29 2024

.TODAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Scattered showers, mainly this morning.
.TONIGHT...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Scattered showers, mainly in the morning.
.SATURDAY NIGHT...East winds 15 knots. Wind waves to 6 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Scattered showers, mainly in the morning.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 6 to 7 feet. Northwest
swell 4 feet. Scattered showers.
.TUESDAY...Southeast winds 15 knots, veering to south. Wind waves
around 7 feet. North swell 6 to 8 feet. Scattered showers.

$$

PHZ112-300230-
Kauai Leeward Waters-
331 AM HST Fri Mar 29 2024

.TODAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Isolated showers this morning.
.TONIGHT...East winds 20 knots. Wind waves to 6 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Isolated showers in the morning.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Isolated showers.
.SUNDAY...East winds 15 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Isolated showers in the morning.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.MONDAY...East winds 15 knots. Wind waves 4 to 5 feet. Northwest
swell 4 feet. Scattered showers.
.TUESDAY...Winds variable less than 10 knots, becoming south
10 knots after midnight. Wind waves 6 to 7 feet. North swell 7 to
9 feet. Scattered showers.

$$

PHZ113-300230-
Kauai Channel-
331 AM HST Fri Mar 29 2024

.TODAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Isolated
showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Isolated showers.
.SUNDAY...East winds 15 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Isolated showers.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.MONDAY...East winds 15 knots. Wind waves 5 to 7 feet. Northwest
swell 3 to 4 feet. Scattered showers.
.TUESDAY...South winds 10 knots. Wind waves around 7 feet. North
swell 5 to 7 feet. Scattered showers.

$$

PHZ114-300230-
Oahu Windward Waters-
331 AM HST Fri Mar 29 2024

.TODAY...East winds 20 knots. Wind waves to 7 feet. Northwest
swell 3 feet. Scattered showers, mainly this morning.
.TONIGHT...East winds 20 knots. Wind waves to 7 feet. Northwest
swell 3 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Scattered showers, mainly in the morning.
.SATURDAY NIGHT...East winds 15 knots. Wind waves to 6 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Scattered showers, mainly in the morning.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 6 to 7 feet. Northwest
swell 4 feet. Scattered showers.
.TUESDAY...Southeast winds 20 knots. Wind waves around 8 feet.
North swell 5 to 7 feet. Scattered showers.

$$

PHZ115-300230-
Oahu Leeward Waters-
331 AM HST Fri Mar 29 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds to 25 knots. Wind waves to 7 feet. Northwest
swell 3 feet. Isolated showers this morning.
.TONIGHT...East winds 20 knots. Wind waves to 6 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers in the morning.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Isolated showers.
.SUNDAY...East winds 15 knots. Wind waves to 4 feet. Isolated
showers in the morning.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers.
.MONDAY...East winds 15 knots. Wind waves around 4 feet.
Northwest swell 3 feet. Isolated showers.
.TUESDAY...South winds 10 knots. Wind waves 5 to 6 feet. North
swell 4 to 6 feet. Scattered showers.

$$

PHZ116-300230-
Kaiwi Channel-
331 AM HST Fri Mar 29 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds to 25 knots. Wind waves to 7 feet. Northwest
swell 3 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 7 feet. Northwest
swell 3 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves to 7 feet. Isolated
showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 3 feet. Isolated showers.
.SUNDAY...East winds 15 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Isolated showers.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 6 to 7 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...Southeast winds 15 knots, veering to southwest in the
afternoon, then veering to north in the evening, veering to east
after midnight. Wind waves around 8 feet. North swell 4 to
6 feet. Scattered showers.

$$

PHZ117-300230-
Maui County Windward Waters-
331 AM HST Fri Mar 29 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds to 25 knots. Wind waves to 7 feet. Northwest
swell 3 feet. Scattered showers, mainly this morning.
.TONIGHT...East winds to 25 knots. Wind waves to 7 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SATURDAY...East winds to 25 knots. Wind waves to 6 feet.
Scattered showers, mainly in the morning.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SUNDAY...East winds 20 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Scattered showers, mainly in the morning.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 6 to 7 feet. Northwest
swell 3 to 4 feet. Scattered showers.
.TUESDAY...Southeast winds 20 knots. Wind waves 7 to 8 feet.
North swell 4 to 6 feet. Scattered showers.

$$

PHZ118-300230-
Maui County Leeward Waters-
331 AM HST Fri Mar 29 2024

.TODAY...East winds to 25 knots. Wind waves to 7 feet. Isolated
showers this morning.
.TONIGHT...East winds 20 knots. Wind waves to 7 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers in the morning.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves to 5 feet.
Isolated showers.
.SUNDAY...East winds 15 knots, backing to northeast in the
afternoon. Wind waves to 4 feet. Isolated showers in the morning.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers.
.MONDAY...East winds 15 knots, backing to north in the afternoon,
then veering to east. Wind waves 4 to 6 feet. Swell 2 feet or
less. Isolated showers.
.TUESDAY...South winds 15 knots, backing to northeast. Wind waves
around 6 feet. North swell 3 to 5 feet. Isolated showers.

$$

PHZ119-300230-
Maalaea Bay-
331 AM HST Fri Mar 29 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

.TODAY...North winds to 25 knots. Wind waves to 4 feet.
.TONIGHT...North winds to 25 knots. Wind waves to 3 feet.
.SATURDAY...North winds to 25 knots. Wind waves to 3 feet.
.SATURDAY NIGHT...North winds to 25 knots. Wind waves to 3 feet
in the evening, becoming 2 feet or less.
.SUNDAY...North winds 20 knots. Wind waves to 2 feet or less.
.SUNDAY NIGHT...North winds 20 knots. Wind waves to 2 feet or
less.
.MONDAY...North winds 20 knots. Wind waves around 3 feet. Swell
2 feet or less.
.TUESDAY...North winds 15 knots, becoming variable less than
10 knots. Wind waves around 3 feet. Swell 2 feet or less.

$$

PHZ120-300230-
Pailolo Channel-
331 AM HST Fri Mar 29 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

.TODAY...East winds to 25 knots. Wind waves to 7 feet. Scattered
showers this morning. Isolated showers this afternoon.
.TONIGHT...East winds to 25 knots. Wind waves to 6 feet. Isolated
showers in the evening. Scattered showers after midnight.
.SATURDAY...East winds to 25 knots. Wind waves to 6 feet.
Scattered showers in the morning. Isolated showers in the
afternoon.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves to 5 feet.
Isolated showers in the evening. Scattered showers after
midnight.
.SUNDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.SUNDAY NIGHT...East winds 20 knots. Wind waves to 4 feet.
Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 5 to 6 feet. Swell
2 feet or less. Scattered showers.
.TUESDAY...West winds 15 knots, veering to north. Wind waves
around 7 feet. Northeast swell 3 to 5 feet. Scattered showers.

$$

PHZ121-300230-
Alenuihaha Channel-
331 AM HST Fri Mar 29 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

.TODAY...East winds to 30 knots. Wind waves to 9 feet. Northwest
swell 3 feet. Isolated showers.
.TONIGHT...East winds to 25 knots. Wind waves to 8 feet.
Northwest swell 3 feet. Isolated showers.
.SATURDAY...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers in the morning. Scattered showers in the
afternoon.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Isolated showers.
.SUNDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...East winds to 25 knots. Wind waves 6 to 7 feet.
Northwest swell 3 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 8 to 9 feet. Northeast
swell 3 to 4 feet. Isolated showers.

$$

PHZ122-300230-
Big Island Windward Waters-
331 AM HST Fri Mar 29 2024

.TODAY...East winds to 25 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Scattered showers, mainly this morning.
.TONIGHT...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 3 feet. Isolated showers in the evening, then scattered
showers after midnight.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Scattered showers, mainly in the morning.
.SUNDAY NIGHT...East winds 15 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 5 to 6 feet. Northwest
swell 3 feet. Scattered showers.
.TUESDAY...Southeast winds to 25 knots. Wind waves around 7 feet.
Northeast swell 4 feet. Scattered showers.

$$

PHZ123-300230-
Big Island Leeward Waters-
331 AM HST Fri Mar 29 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

.TODAY...West of the Big Island, winds variable less than
10 knots, becoming west 10 knots this afternoon. Near South
Point, east winds to 25 knots. Wind waves to 8 feet. Isolated
showers this morning.
.TONIGHT...West of the Big Island, west winds 10 knots in the
evening, becoming variable less than 10 knots. Near South Point,
east winds to 25 knots. Wind waves to 7 feet. Isolated showers.
.SATURDAY...West of the Big Island, south winds 10 knots, veering
to west in the afternoon. Near South Point, east winds to
25 knots. Wind waves to 7 feet. Isolated showers in the morning.
.SATURDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves to
7 feet. Isolated showers.
.SUNDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves to 6 feet.
Isolated showers in the morning.
.SUNDAY NIGHT...West of the Big Island, south winds 10 knots in
the evening, becoming variable less than 10 knots. Near South
Point, east winds 20 knots. Wind waves to 6 feet. Isolated
showers.
.MONDAY...West of the Big Island, north winds 10 knots in the
morning, becoming variable less than 10 knots. Near South Point,
east winds 20 knots. Wind waves 6 to 7 feet. Northwest swell
3 feet. Isolated showers.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 8 to 9 feet.
Swell 2 feet or less. Scattered showers.

$$

PHZ124-300230-
Big Island Southeast Waters-
331 AM HST Fri Mar 29 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

.TODAY...Northeast winds to 25 knots. Wind waves to 8 feet.
Scattered showers, mainly this morning.
.TONIGHT...Northeast winds to 25 knots. Wind waves to 7 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.SATURDAY...Northeast winds to 25 knots. Wind waves to 7 feet.
Scattered showers, mainly in the morning.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves to 7 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.SUNDAY...East winds 20 knots. Wind waves to 6 feet. Scattered
showers in the morning. Isolated showers in the afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 6 to 7 feet. Northwest
swell 3 feet. Scattered showers.
.TUESDAY...East winds 20 knots. Wind waves around 8 feet.
Northeast swell 4 feet. Scattered showers.

$$

Bulletins, Forecasts and Observations are courtesy of Honolulu National Weather Service Forecast Office