Hawaiian Coastal Waters Forecast

Coastal Waters Forecast   Issued: 05/13/2026 11:18:00 PM UTC

                        

296

FZHW50 PHFO 131318

CWFHFO



Coastal Waters Forecast

National Weather Service Honolulu HI

318 AM HST Wed May 13 2026



Hawaiian coastal waters within 40 nautical miles including the

Hawaiian Islands Humpback Whale National Marine Sanctuary.



PHZ100-140145-

318 AM HST Wed May 13 2026



.Synopsis for Hawaiian coastal waters...

Surface high pressure centered far northeast of the islands will

maintain generally moderate to locally strong trades through

Thursday afternoon. An upper level low dropping south in the wake

of the exiting high will increase late week northern water shower

chances.



$$



PHZ110-140145-

Kauai Northwest Waters-

318 AM HST Wed May 13 2026



.TODAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

Wave Detail: North northwest 3 feet at 9 seconds. Scattered

showers, mainly this morning.

.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.

Wave Detail: North northwest 4 feet at 16 seconds. Isolated

showers.

.THURSDAY...East northeast winds 15 to 20 knots. Seas 4 to

5 feet. Wave Detail: North northwest 5 feet at 14 seconds.

Isolated showers.

.THURSDAY NIGHT...East northeast winds 15 to 20 knots. Seas 4 to

5 feet. Wave Detail: North northwest 5 feet at 13 seconds.

Scattered showers.

.FRIDAY...East northeast winds 15 to 20 knots. Seas 4 to 5 feet.

Wave Detail: North northwest 5 feet at 12 seconds. Scattered

showers.

.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave

Detail: North northwest 4 feet at 11 seconds. Scattered showers.

.SATURDAY...East winds 15 to 20 knots. Seas to 3 feet. Wave

Detail: North northwest 3 feet at 10 seconds. Scattered showers,

mainly in the morning.

.SUNDAY...East winds to 15 knots, becoming 15 to 20 knots. Seas

to 3 feet. Isolated showers in the morning. Isolated showers

through the day.



$$



PHZ111-140145-

Kauai Windward Waters-

318 AM HST Wed May 13 2026



.TODAY...East winds 15 to 20 knots. Seas to 3 feet. Wave Detail:

North northwest 3 feet at 9 seconds. Scattered showers, mainly

this morning.

.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.

Wave Detail: North northwest 4 feet at 17 seconds. Isolated

showers in the evening, then scattered showers after midnight.

.THURSDAY...East northeast winds 15 to 20 knots. Seas 4 to

5 feet. Wave Detail: North northwest 5 feet at 15 seconds.

Scattered showers.

.THURSDAY NIGHT...East northeast winds to 15 knots. Seas 4 to

5 feet. Wave Detail: North northwest 5 feet at 13 seconds.

Scattered showers.

.FRIDAY...East northeast winds 10 to 15 knots. Seas 4 to 5 feet.

Wave Detail: North northwest 5 feet at 12 seconds. Scattered

showers.

.FRIDAY NIGHT...East southeast winds 15 to 20 knots. Seas 3 to

4 feet. Wave Detail: North northwest 4 feet at 11 seconds.

Scattered showers.

.SATURDAY...East winds to 15 knots. Seas to 3 feet. Wave Detail:

North northwest 3 feet at 10 seconds. Scattered showers in the

morning, then isolated showers through the night. Scattered

showers after midnight.

.SUNDAY...East winds 15 to 20 knots. Seas to 3 feet. Scattered

showers in the morning. Isolated showers through the night, then

scattered showers after midnight.



$$



PHZ112-140145-

Kauai Leeward Waters-

318 AM HST Wed May 13 2026



.TODAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

Wave Detail: North 3 feet at 9 seconds.

.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.

Wave Detail: North northwest 4 feet at 16 seconds. Isolated

showers after midnight.

.THURSDAY...East northeast winds 15 to 20 knots. Seas 3 to

5 feet. Wave Detail: North northwest 5 feet at 14 seconds.

Isolated showers.

.THURSDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to

5 feet. Wave Detail: North northwest 5 feet at 13 seconds.

Scattered showers.

.FRIDAY...East northeast winds 10 to 15 knots. Seas 3 to 5 feet.

Wave Detail: North northwest 5 feet at 12 seconds. Scattered

showers, mainly in the morning.

.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave

Detail: North northwest 4 feet at 11 seconds. Scattered showers.

.SATURDAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

Wave Detail: North northwest 3 feet at 10 seconds. Isolated

showers through the night. Isolated showers after midnight.

.SUNDAY...East northeast winds 10 to 15 knots, becoming east

15 to 20 knots. Seas to 3 feet. Isolated showers in the morning.

Isolated showers after midnight.



$$



PHZ113-140145-

Kauai Channel-

318 AM HST Wed May 13 2026



.TODAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

Wave Detail: North 3 feet at 9 seconds. Isolated showers this

morning.

.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.

Wave Detail: North northwest 4 feet at 16 seconds. Isolated

showers.

.THURSDAY...East northeast winds 15 to 20 knots. Seas 3 to

5 feet. Wave Detail: North northwest 4 feet at 15 seconds.

Isolated showers.

.THURSDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to

5 feet. Wave Detail: North northwest 4 feet at 13 seconds.

Scattered showers.

.FRIDAY...East northeast winds 10 to 15 knots. Seas 3 to 4 feet.

Wave Detail: North northwest 4 feet at 12 seconds. Scattered

showers, mainly in the morning.

.FRIDAY NIGHT...East winds 15 to 20 knots. Seas to 3 feet. Wave

Detail: North northwest 3 feet at 11 seconds. Scattered showers.

.SATURDAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

Isolated showers.

.SUNDAY...East northeast winds 10 to 15 knots, rising to 15 to

20 knots. Seas to 3 feet. Isolated showers in the morning.

Isolated showers through the day.



$$



PHZ114-140145-

Oahu Windward Waters-

318 AM HST Wed May 13 2026



.TODAY...East winds to 20 knots. Seas to 3 feet. Wave Detail:

North northwest 3 feet at 9 seconds. Isolated showers.

.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.

Wave Detail: North northwest 4 feet at 16 seconds. Isolated

showers in the evening, then scattered showers after midnight.

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

Detail: North northwest 5 feet at 14 seconds. Scattered showers,

mainly in the morning.

.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet.

Wave Detail: North northwest 5 feet at 13 seconds. Scattered

showers.

.FRIDAY...East winds to 15 knots. Seas to 4 feet. Wave Detail:

North northwest 4 feet at 12 seconds. Scattered showers.

.FRIDAY NIGHT...East winds 15 to 20 knots. Seas to 3 feet. Wave

Detail: North northwest 3 feet at 11 seconds. Scattered showers.

.SATURDAY...East winds 15 to 20 knots. Seas to 3 feet. Wave

Detail: North northwest 3 feet at 11 seconds. Scattered showers,

mainly in the morning.

.SUNDAY...East winds 15 to 20 knots. Seas to 2 feet or less.

Scattered showers in the morning. Isolated showers.



$$



PHZ115-140145-

Oahu Leeward Waters-

318 AM HST Wed May 13 2026



.TODAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

.TONIGHT...East northeast winds 15 to 20 knots. Seas to 3 feet.

Wave Detail: North northwest 3 feet at 17 seconds.

.THURSDAY...East northeast winds 15 to 20 knots. Seas 3 to

4 feet. Wave Detail: North northwest 3 feet at 15 seconds.

.THURSDAY NIGHT...East northeast winds 15 to 20 knots, easing to

10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail:

North northwest 3 feet at 13 seconds. Isolated showers in the

evening, then scattered showers after midnight.

.FRIDAY...East winds 7 to 10 knots in the morning, becoming

variable less than 10 knots. Seas to 3 feet. Wave Detail: North

northwest 3 feet at 12 seconds. Isolated showers.

.FRIDAY NIGHT...East northeast winds to 10 knots, rising to 15 to

20 knots after midnight. Seas to 3 feet in the evening, then to

2 feet or less. Isolated showers in the evening, then scattered

showers after midnight.

.SATURDAY...East northeast winds 10 to 15 knots. Seas to 2 feet

or less. Isolated showers through the night. Isolated showers

after midnight.

.SUNDAY...East northeast winds 10 to 15 knots, rising to 15 to

20 knots. Seas to 3 feet. Isolated showers after midnight.



$$



PHZ116-140145-

Kaiwi Channel-

318 AM HST Wed May 13 2026



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



.TODAY...East northeast winds to 25 knots. Seas to 3 feet. Wave

Detail: North 3 feet at 9 seconds. Isolated showers this morning.

.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.

Wave Detail: North northwest 4 feet at 16 seconds. Isolated

showers.

.THURSDAY...East northeast winds 15 to 20 knots. Seas 3 to

5 feet. Wave Detail: North northwest 4 feet at 15 seconds.

Isolated showers in the morning.

.THURSDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to

5 feet. Wave Detail: North northwest 4 feet at 13 seconds.

Isolated showers in the evening, then scattered showers after

midnight.

.FRIDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave

Detail: North northwest 4 feet at 12 seconds. Isolated showers.

.FRIDAY NIGHT...East northeast winds 10 to 15 knots. Seas to

3 feet. Wave Detail: North 3 feet at 11 seconds. Isolated showers

in the evening, then scattered showers after midnight.

.SATURDAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

Isolated showers.

.SUNDAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

Isolated showers in the morning. Isolated showers through the

day.



$$



PHZ117-140145-

Maui County Windward Waters-

318 AM HST Wed May 13 2026



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



.TODAY...East winds to 25 knots. Seas to 3 feet. Wave Detail:

North northwest 3 feet at 9 seconds. Scattered showers, mainly

this morning.

.TONIGHT...East winds 20 to 25 knots, easing to 15 to 20 knots

after midnight. Seas 3 to 4 feet. Wave Detail: North northwest

4 feet at 16 seconds. Isolated showers in the evening, then

scattered showers after midnight.

.THURSDAY...East winds 15 to 20 knots. Seas to 4 feet. Wave

Detail: North northwest 4 feet at 15 seconds. Scattered showers.

.THURSDAY NIGHT...East winds to 20 knots. Seas to 4 feet. Wave

Detail: North northwest 4 feet at 14 seconds. Scattered showers.

.FRIDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave

Detail: North northwest 4 feet at 12 seconds. Scattered showers.

.FRIDAY NIGHT...East winds 15 to 20 knots. Seas to 3 feet. Wave

Detail: North northwest 3 feet at 12 seconds. Scattered showers.

.SATURDAY...East winds 15 to 20 knots. Seas to 3 feet. Scattered

showers in the morning, then isolated showers through the night.

Scattered showers after midnight.

.SUNDAY...East winds 15 to 20 knots. Seas to 2 feet or less.

Scattered showers in the morning. Isolated showers.



$$



PHZ118-140145-

Maui County Leeward Waters-

318 AM HST Wed May 13 2026



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



.TODAY...East winds to 25 knots. Seas to 2 feet or less.

.TONIGHT...East northeast winds 20 to 25 knots, easing to 15 to

20 knots after midnight. Seas to 2 feet or less.

.THURSDAY...East winds 15 to 20 knots. Seas to 2 feet or less,

then to 3 feet in the afternoon.

.THURSDAY NIGHT...East northeast winds 10 to 15 knots, rising to

15 to 20 knots after midnight. Seas to 3 feet in the evening,

then to 2 feet or less. Isolated showers.

.FRIDAY...East winds 10 to 15 knots. Seas to 2 feet or less.

Isolated showers.

.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas to 2 feet or

less. Isolated showers in the evening, then scattered showers

after midnight.

.SATURDAY...East northeast winds 10 to 15 knots, becoming 7 to

10 knots after midnight. Seas to 2 feet or less. Isolated showers

in the morning. Isolated showers after midnight.

.SUNDAY...Northeast winds 7 to 10 knots, becoming east northeast

15 to 20 knots. Seas to 2 feet or less.



$$



PHZ119-140145-

Maalaea Bay-

318 AM HST Wed May 13 2026



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



.TODAY...North winds to 25 knots. Seas to 2 feet or less.

.TONIGHT...North winds to 25 knots. Seas to 2 feet or less.

.THURSDAY...North winds to 25 knots. Seas to 2 feet or less.

.THURSDAY NIGHT...Northeast winds to 20 knots, easing to 10 knots

after midnight. Seas to 2 feet or less.

.FRIDAY...Winds variable less than 10 knots, becoming east 7 to

10 knots in the afternoon. Seas to 2 feet or less. Isolated

showers in the afternoon.

.FRIDAY NIGHT...Winds variable less than 10 knots, becoming

northeast 7 to 10 knots after midnight. Seas to 2 feet or less.

Isolated showers in the evening.

.SATURDAY...Northeast winds to 15 knots. Seas to 2 feet or less.

.SUNDAY...Northeast winds 10 to 15 knots. Seas to 2 feet or less.



$$



PHZ120-140145-

Pailolo Channel-

318 AM HST Wed May 13 2026



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



.TODAY...East northeast winds to 25 knots. Seas to 2 feet or

less. Isolated showers.

.TONIGHT...East northeast winds 20 to 25 knots. Seas to 2 feet or

less.

.THURSDAY...East northeast winds 20 to 25 knots. Seas to 3 feet.

Isolated showers in the morning.

.THURSDAY NIGHT...East northeast winds 15 to 20 knots. Seas to

3 feet in the evening, then to 2 feet or less. Scattered showers.

.FRIDAY...East northeast winds 10 to 15 knots. Seas to 2 feet or

less. Isolated showers.

.FRIDAY NIGHT...East northeast winds 10 to 15 knots. Seas to

2 feet or less. Isolated showers.

.SATURDAY...East northeast winds 15 to 20 knots. Seas to 2 feet

or less. Isolated showers.

.SUNDAY...East northeast winds 15 to 20 knots. Seas to 2 feet or

less. Isolated showers in the morning. Isolated showers through

the day.



$$



PHZ121-140145-

Alenuihaha Channel-

318 AM HST Wed May 13 2026



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



.TODAY...East northeast winds to 25 knots. Seas to 2 feet or

less. Scattered showers this morning. Isolated showers this

afternoon.

.TONIGHT...East northeast winds to 25 knots. Seas to 2 feet or

less. Scattered showers.

.THURSDAY...East northeast winds 20 to 25 knots. Seas to 2 feet

or less. Scattered showers in the morning. Isolated showers in

the afternoon.

.THURSDAY NIGHT...East northeast winds 20 to 25 knots, easing to

15 to 20 knots after midnight. Seas to 2 feet or less. Isolated

showers in the evening, then scattered showers after midnight.

.FRIDAY...East northeast winds 15 to 20 knots. Seas to 2 feet or

less. Isolated showers.

.FRIDAY NIGHT...East northeast winds 20 to 25 knots, easing to

15 to 20 knots after midnight. Seas to 2 feet or less. Isolated

showers in the evening, then scattered showers after midnight.

.SATURDAY...East northeast winds 15 to 20 knots, rising to 20 to

25 knots in the afternoon, easing to 15 to 20 knots. Seas to

2 feet or less. Isolated showers.

.SUNDAY...East northeast winds 15 to 20 knots, rising to 20 to

25 knots. Seas to 2 feet or less. Scattered showers in the

morning. Isolated showers through the day.



$$



PHZ122-140145-

Big Island Windward Waters-

318 AM HST Wed May 13 2026



.TODAY...East northeast winds 15 to 20 knots, becoming east 20 to

25 knots this afternoon. Seas to 3 feet. Wave Detail: North

northwest 3 feet at 9 seconds. Scattered showers.

.TONIGHT...East northeast winds 15 to 20 knots. Seas to 3 feet.

Wave Detail: North northwest 3 feet at 17 seconds. Scattered

showers.

.THURSDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave

Detail: North northwest 4 feet at 15 seconds. Scattered showers.

.THURSDAY NIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave

Detail: North northwest 4 feet at 14 seconds. Scattered showers.

.FRIDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave

Detail: North northwest 4 feet at 13 seconds. Scattered showers.

.FRIDAY NIGHT...East winds 15 to 20 knots. Seas to 3 feet. Wave

Detail: North northwest 3 feet at 12 seconds. Scattered showers.

.SATURDAY...East winds 10 to 15 knots, becoming east southeast

15 to 20 knots. Seas to 2 feet or less. Scattered showers.

.SUNDAY...East winds 15 to 20 knots. Seas to 3 feet. Scattered

showers.



$$



PHZ123-140145-

Big Island Leeward Waters-

318 AM HST Wed May 13 2026



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



.TODAY...West of the Big Island, winds variable less than

10 knots, becoming west 7 to 10 knots this afternoon. Near South

Point, east winds to 25 knots. Seas to 2 feet or less.

.TONIGHT...West of the Big Island, west southwest winds 7 to

10 knots in the evening, becoming variable less than 10 knots.

Near South Point, east winds 20 to 25 knots. Seas to 2 feet or

less. Isolated showers after midnight.

.THURSDAY...Winds variable less than 10 knots west of the Big

Island...East northeast 20 to 25 knots near South Point. Seas to

2 feet or less.

.THURSDAY NIGHT...Winds variable less than 10 knots west of the

Big Island...East 15 to 20 knots near South Point. Seas to 2 feet

or less. Isolated showers.

.FRIDAY...Winds variable less than 10 knots west of the Big

Island...East 15 to 20 knots near South Point. Seas to 2 feet or

less. Isolated showers.

.FRIDAY NIGHT...Winds variable less than 10 knots west of the Big

Island...East northeast 15 to 20 knots near South Point. Seas to

2 feet or less. Isolated showers in the evening, then scattered

showers after midnight.

.SATURDAY...West of the Big Island, winds variable less than

10 knots. Near South Point, east winds 10 to 15 knots, rising to

15 to 20 knots. Seas to 2 feet or less. Isolated showers.

.SUNDAY...Winds variable less than 10 knots west of the Big

Island...East 15 to 20 knots near South Point. Seas to 2 feet or

less. Isolated showers in the morning. Isolated showers through

the day.



$$



PHZ124-140145-

Big Island Southeast Waters-

318 AM HST Wed May 13 2026



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



.TODAY...East northeast winds to 25 knots. Seas to 2 feet or less.

Scattered showers this morning. Isolated showers this afternoon.

.TONIGHT...East northeast winds 20 to 25 knots. Seas to 2 feet or

less. Scattered showers.

.THURSDAY...East northeast winds 20 to 25 knots. Seas to 2 feet

or less. Scattered showers.

.THURSDAY NIGHT...East northeast winds to 20 knots. Seas to

2 feet or less. Scattered showers.

.FRIDAY...East northeast winds 15 to 20 knots. Seas to 2 feet or

less. Scattered showers, mainly in the morning.

.FRIDAY NIGHT...East northeast winds 15 to 20 knots. Seas to

2 feet or less. Scattered showers.

.SATURDAY...East northeast winds 15 to 20 knots. Seas to 2 feet

or less. Scattered showers.

.SUNDAY...East northeast winds 15 to 20 knots, rising to 20 to

25 knots after midnight. Seas to 2 feet or less. Scattered

showers in the morning. Isolated showers through the night, then

scattered showers after midnight.



$$