Coastal Waters Forecast
Issued by NWS Honolulu, HI

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000
FZHW50 PHFO 211917
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
917 AM HST Thu Mar 21 2024

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

PHZ100-220800-
917 AM HST Thu Mar 21 2024

.Synopsis for Hawaiian coastal waters...
Surface high pressure north of the state will slowly strengthen
and drift east through Saturday. Trade winds will gradually
increase into the weekend.

$$

PHZ110-220800-
Kauai Northwest Waters-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 6 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 5 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 4 feet. Scattered showers, mainly in the morning.
.FRIDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 5 feet.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 6 feet.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 5 feet.
.SUNDAY...East winds 20 knots. Wind waves around 6 feet.
Northwest swell 7 to 8 feet.
.MONDAY...East winds 20 knots. Wind waves around 6 feet.
Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ111-220800-
Kauai Windward Waters-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds 20 knots. Wind waves to 4 feet.
Northwest swell 6 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 5 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 4 feet. Scattered showers, mainly in the morning.
.FRIDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 5 feet.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 6 feet.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 6 feet. Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves around 6 feet.
Northwest swell 7 to 8 feet. Isolated showers.
.MONDAY...East winds 20 knots. Wind waves around 6 feet.
Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ112-220800-
Kauai Leeward Waters-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 6 feet.
.TONIGHT...Northeast winds to 25 knots. Wind waves to 6 feet.
Northwest swell 5 feet. Isolated showers after midnight.
.FRIDAY...Northeast winds 20 knots. Wind waves to 6 feet.
Northwest swell 4 feet. Isolated showers in the morning.
.FRIDAY NIGHT...East winds 20 knots. Wind waves to 7 feet.
Northwest swell 5 feet.
.SATURDAY...East winds 20 knots. Wind waves to 7 feet. Northwest
swell 6 feet.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 5 feet.
.SUNDAY...East winds 20 knots. Wind waves around 6 feet.
Northwest swell 7 to 8 feet.
.MONDAY...East winds 20 knots. Wind waves around 5 feet.
Northwest swell 6 to 7 feet.

$$

PHZ113-220800-
Kauai Channel-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 6 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves to 6 feet.
Northwest swell 5 feet. Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves to 6 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY NIGHT...Northeast winds 20 knots. Wind waves to 6 feet.
Northwest swell 5 feet.
.SATURDAY...East winds 20 knots. Wind waves to 6 feet. Northwest
swell 6 feet.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 5 feet.
.SUNDAY...East winds to 25 knots. Wind waves around 7 feet.
Northwest swell 6 to 7 feet.
.MONDAY...East winds 20 knots. Wind waves around 6 feet.
Northwest swell 6 to 7 feet.

$$

PHZ114-220800-
Oahu Windward Waters-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds to 25 knots. Wind waves to
4 feet. Northwest swell 6 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 5 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...Northeast winds to 25 knots. Wind waves to 5 feet.
Northwest swell 4 feet. Scattered showers, mainly in the morning.
.FRIDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 5 feet. Isolated showers.
.SATURDAY...East winds to 25 knots. Wind waves to 6 feet.
Northwest swell 6 feet. Isolated showers.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Northwest swell 6 feet. Isolated showers.
.SUNDAY...East winds to 25 knots. Wind waves 7 to 8 feet.
Northwest swell 6 to 8 feet. Isolated showers.
.MONDAY...East winds 20 knots. Wind waves around 7 feet.
Northwest swell 7 to 8 feet. Isolated showers.

$$

PHZ115-220800-
Oahu Leeward Waters-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds to 25 knots. Wind waves to
5 feet. Northwest swell 5 feet.
.TONIGHT...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 4 feet. Isolated showers after midnight.
.FRIDAY...Northeast winds to 25 knots. Wind waves to 6 feet.
Northwest swell 4 feet. Isolated showers in the morning.
.FRIDAY NIGHT...Northeast winds to 25 knots. Wind waves to
7 feet. Northwest swell 4 feet.
.SATURDAY...East winds to 25 knots. Wind waves to 7 feet.
Northwest swell 4 feet.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Northwest swell 4 feet.
.SUNDAY...East winds 20 knots. Wind waves 5 to 6 feet. Northwest
swell 4 to 5 feet.
.MONDAY...East winds 20 knots. Wind waves around 5 feet.
Northwest swell 4 to 5 feet.

$$

PHZ116-220800-
Kaiwi Channel-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds 20 knots. Wind waves to 4 feet.
Northwest swell 6 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 5 feet. Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves to 5 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY NIGHT...Northeast winds to 25 knots. Wind waves to
7 feet. Northwest swell 5 feet.
.SATURDAY...East winds to 25 knots. Wind waves to 7 feet.
Northwest swell 6 feet.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Northwest swell 6 feet. Isolated showers after midnight.
.SUNDAY...East winds to 25 knots. Wind waves around 8 feet.
Northwest swell 5 to 7 feet.
.MONDAY...East winds 20 knots. Wind waves around 7 feet.
Northwest swell 7 feet.

$$

PHZ117-220800-
Maui County Windward Waters-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds 20 knots. Wind waves to 4 feet.
Northwest swell 6 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 5 feet. Northwest
swell 5 feet. Isolated showers in the evening, then scattered
showers after midnight.
.FRIDAY...East winds 20 knots. Wind waves to 5 feet. Northwest
swell 4 feet. Isolated showers.
.FRIDAY NIGHT...East winds to 25 knots. Wind waves to 6 feet.
Northwest swell 5 feet. Isolated showers.
.SATURDAY...East winds to 25 knots. Wind waves to 6 feet.
Northwest swell 6 feet. Isolated showers.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Northwest swell 6 feet. Scattered showers.
.SUNDAY...East winds to 25 knots. Wind waves around 8 feet.
Northwest swell 5 to 7 feet. Isolated showers.
.MONDAY...East winds to 25 knots. Wind waves 7 to 8 feet.
Northwest swell 7 to 8 feet. Isolated showers.

$$

PHZ118-220800-
Maui County Leeward Waters-
917 AM HST Thu Mar 21 2024

.REST OF TODAY...Northeast winds to 25 knots. Wind waves to
4 feet. Northwest swell 4 feet.
.TONIGHT...Northeast winds to 25 knots. Wind waves to 4 feet.
Northwest swell 3 feet. Isolated showers after midnight.
.FRIDAY...Northeast winds to 25 knots. Wind waves to 5 feet.
Northwest swell 3 feet. Isolated showers in the morning.
.FRIDAY NIGHT...Northeast winds 20 knots. Wind waves to 6 feet.
Northwest swell 3 feet.
.SATURDAY...East winds to 25 knots. Wind waves to 5 feet.
Northwest swell 4 feet.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves to 5 feet.
Northwest swell 4 feet.
.SUNDAY...East winds to 25 knots. Wind waves 5 to 6 feet.
Northwest swell 3 to 4 feet.
.MONDAY...East winds 20 knots. Wind waves 5 to 6 feet. Northwest
swell 4 to 5 feet.

$$

PHZ119-220800-
Maalaea Bay-
917 AM HST Thu Mar 21 2024

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

.REST OF TODAY...North winds to 25 knots. Wind waves to 2 feet or
less, becoming 3 feet this afternoon.
.TONIGHT...North winds to 25 knots. Wind waves to 3 feet.
.FRIDAY...North winds to 25 knots. Wind waves to 3 feet.
.FRIDAY NIGHT...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.
.SUNDAY...North winds to 25 knots. Wind waves around 3 feet.
Swell 2 feet or less.
.MONDAY...North winds to 25 knots. Wind waves around 3 feet.
Swell 2 feet or less.

$$

PHZ120-220800-
Pailolo Channel-
917 AM HST Thu Mar 21 2024

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves to
4 feet. Northwest swell 4 feet. Isolated showers.
.TONIGHT...East winds to 30 knots. Wind waves to 4 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...East winds to 30 knots. Wind waves to 5 feet. Northwest
swell 3 feet. Isolated showers.
.FRIDAY NIGHT...East winds to 25 knots. Wind waves to 5 feet.
Northwest swell 3 feet.
.SATURDAY...East winds to 25 knots. Wind waves to 6 feet.
Northwest swell 4 feet.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Northwest swell 4 feet.
.SUNDAY...East winds to 25 knots. Wind waves around 7 feet.
Northwest swell 3 to 4 feet.
.MONDAY...East winds to 25 knots. Wind waves 6 to 7 feet.
Northwest swell 4 feet.

$$

PHZ121-220800-
Alenuihaha Channel-
917 AM HST Thu Mar 21 2024

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves to
6 feet. Northwest swell 6 feet. Isolated showers.
.TONIGHT...Northeast winds to 25 knots. Wind waves to 6 feet.
Northwest swell 5 feet. Isolated showers.
.FRIDAY...Northeast winds to 25 knots. Wind waves to 7 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY NIGHT...East winds to 25 knots. Wind waves to 8 feet.
Northwest swell 4 feet. Scattered showers.
.SATURDAY...East winds to 30 knots. Wind waves to 8 feet.
Northwest swell 5 feet. Scattered showers.
.SATURDAY NIGHT...East winds to 30 knots. Wind waves to 8 feet.
Northwest swell 5 feet. Scattered showers.
.SUNDAY...East winds to 30 knots. Wind waves around 8 feet.
Northwest swell 5 feet. Scattered showers.
.MONDAY...East winds to 25 knots. Wind waves around 7 feet.
Northwest swell 6 feet. Scattered showers.

$$

PHZ122-220800-
Big Island Windward Waters-
917 AM HST Thu Mar 21 2024

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

$$

PHZ123-220800-
Big Island Leeward Waters-
917 AM HST Thu Mar 21 2024

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

.REST OF TODAY...West of the Big Island, south winds 20 knots.
Near South Point, north winds 10 knots, becoming east 20 knots
this afternoon. Wind waves to 5 feet. Northwest swell 5 feet.
Isolated showers.
.TONIGHT...Northeast winds to 25 knots. Wind waves to 6 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...West of the Big Island, south winds 15 knots, veering
to west in the afternoon. Near South Point, east winds to
25 knots. Wind waves to 6 feet. Northwest swell 3 feet. Isolated
showers in the morning.
.FRIDAY NIGHT...West of the Big Island, southeast 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. Northwest
swell 3 feet.
.SATURDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves to 8 feet.
Northwest swell 4 feet.
.SATURDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east to 25 knots near South Point. Wind waves to
8 feet. Northwest swell 4 feet.
.SUNDAY...West of the Big Island, winds variable less than
10 knots, becoming east 10 knots in the evening, then becoming
variable less than 10 knots after midnight. Near South Point,
east winds to 25 knots. Wind waves around 9 feet. Northwest swell
4 feet.
.MONDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 8 to
9 feet. Northwest swell 5 feet. Isolated showers.

$$

PHZ124-220800-
Big Island Southeast Waters-
917 AM HST Thu Mar 21 2024

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves to
6 feet. Northwest swell 5 feet. Isolated showers.
.TONIGHT...Northeast winds to 25 knots. Wind waves to 6 feet.
Northwest swell 4 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...Northeast winds to 25 knots. Wind waves to 7 feet.
Northwest swell 3 feet. Isolated showers.
.FRIDAY NIGHT...Northeast winds to 25 knots. Wind waves to
8 feet. Northwest swell 3 feet. Scattered showers.
.SATURDAY...Northeast winds to 25 knots. Wind waves to 8 feet.
Northwest swell 4 feet. Scattered showers.
.SATURDAY NIGHT...Northeast winds to 25 knots. Wind waves to
9 feet. Northwest swell 4 feet. Scattered showers.
.SUNDAY...Northeast winds to 25 knots. Wind waves around 9 feet.
Northwest swell 4 feet. Scattered showers.
.MONDAY...East winds to 25 knots. Wind waves 8 to 9 feet.
Northwest swell 5 feet. Scattered showers.

$$


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