Coastal Waters Forecast
Issued by NWS Honolulu, HI

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FZHW50 PHFO 091920
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
920 AM HST Tue Aug 9 2022

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

PHZ100-100745-
920 AM HST Tue Aug 9 2022

.Synopsis for Hawaiian coastal waters...
Broad low pressure southeast of the Hawaiian Islands and high
pressure over the northeast Pacific are tightening the pressure
gradient over the islands, resulting in moderate to locally strong
trade winds. Trades may further strengthen Wednesday and Thursday
as a disturbance in the low pressure area passes south of the
islands.

$$

PHZ110-100745-
Kauai Northwest Waters-
920 AM HST Tue Aug 9 2022

.REST OF TODAY...East winds to 25 knots. Wind waves to 4 feet.
Isolated showers.
.TONIGHT...East winds to 25 knots. Wind waves to 5 feet. Isolated
showers.
.WEDNESDAY...East winds to 25 knots. Wind waves to 5 feet.
Isolated showers.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds to 25 knots. Wind waves to 6 feet.
Scattered showers, mainly in the morning.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves 4 to 5 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ111-100745-
Kauai Windward Waters-
920 AM HST Tue Aug 9 2022

.REST OF TODAY...East winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.WEDNESDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds 20 knots. Wind waves to 6 feet. Scattered
showers, mainly in the morning.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves around 4 feet. Isolated
showers.
.SATURDAY...East winds 15 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ112-100745-
Kauai Leeward Waters-
920 AM HST Tue Aug 9 2022

.REST OF TODAY...East winds 20 knots. Wind waves to 4 feet.
Isolated showers this morning.
.TONIGHT...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.WEDNESDAY...East winds 20 knots. Wind waves to 6 feet. Isolated
showers in the morning.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Isolated showers.
.THURSDAY...East winds to 25 knots. Wind waves to 7 feet. Swell
southeast 3 feet in the afternoon. Isolated showers in the
morning.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 7 feet.
Swell southeast 3 feet in the evening. Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves 4 to 5 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ113-100745-
Kauai Channel-
920 AM HST Tue Aug 9 2022

.REST OF TODAY...East winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.WEDNESDAY...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves to 6 feet. Swell
southeast 3 feet in the afternoon. Isolated showers.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Swell southeast 3 feet in the evening. Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ114-100745-
Oahu Windward Waters-
920 AM HST Tue Aug 9 2022

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

$$

PHZ115-100745-
Oahu Leeward Waters-
920 AM HST Tue Aug 9 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THURSDAY
MORNING...

.REST OF TODAY...East winds to 25 knots. Wind waves to 4 feet.
Isolated showers this morning.
.TONIGHT...East winds to 25 knots. Wind waves to 6 feet. Isolated
showers.
.WEDNESDAY...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves to
6 feet. Isolated showers.
.THURSDAY...East winds 20 knots. Wind waves to 6 feet. Isolated
showers in the morning.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves to 5 feet.
Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ116-100745-
Kaiwi Channel-
920 AM HST Tue Aug 9 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THURSDAY
MORNING...

.REST OF TODAY...East winds to 25 knots. Wind waves to 5 feet.
Isolated showers.
.TONIGHT...East winds to 25 knots. Wind waves to 7 feet. Isolated
showers.
.WEDNESDAY...East winds to 30 knots. Wind waves to 7 feet.
Isolated showers.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Isolated showers.
.THURSDAY...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ117-100745-
Maui County Windward Waters-
920 AM HST Tue Aug 9 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THURSDAY
MORNING...

.REST OF TODAY...East winds to 25 knots. Wind waves to 5 feet.
Isolated showers.
.TONIGHT...East winds to 25 knots. Wind waves to 6 feet. Isolated
showers.
.WEDNESDAY...East winds to 30 knots. Wind waves to 7 feet.
Isolated showers.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds to 25 knots. Wind waves to 6 feet. Swell
southeast 3 feet in the morning. Scattered showers, mainly in the
morning.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 6 feet.
Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Isolated
showers.
.SATURDAY...East winds to 25 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ118-100745-
Maui County Leeward Waters-
920 AM HST Tue Aug 9 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THURSDAY
MORNING...

.REST OF TODAY...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers this morning.
.TONIGHT...East winds to 30 knots. Wind waves to 8 feet. Isolated
showers.
.WEDNESDAY...East winds to 30 knots. Wind waves to 8 feet.
Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves to
8 feet. Isolated showers.
.THURSDAY...East winds 20 knots. Wind waves to 6 feet. Isolated
showers in the morning.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves to 6 feet.
Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ119-100745-
Maalaea Bay-
920 AM HST Tue Aug 9 2022

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

.REST OF TODAY...North winds to 30 knots. Wind waves to 3 feet.
.TONIGHT...North winds to 30 knots. Wind waves to 4 feet.
.WEDNESDAY...North winds to 30 knots. Wind waves to 5 feet.
.WEDNESDAY NIGHT...North winds to 30 knots. Wind waves to 5 feet.
.THURSDAY...North winds to 25 knots. Wind waves to 3 feet.
.THURSDAY NIGHT...North winds to 25 knots. Wind waves to 3 feet.
.FRIDAY...North winds to 25 knots. Wind waves around 3 feet.
.SATURDAY...North winds to 25 knots. Wind waves around 3 feet.

$$

PHZ120-100745-
Pailolo Channel-
920 AM HST Tue Aug 9 2022

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

.REST OF TODAY...East winds to 30 knots. Wind waves to 5 feet.
Isolated showers.
.TONIGHT...East winds to 30 knots. Wind waves to 6 feet. Isolated
showers.
.WEDNESDAY...East winds to 30 knots. Wind waves to 6 feet.
Isolated showers.
.WEDNESDAY NIGHT...East winds to 30 knots. Wind waves to 6 feet.
Isolated showers in the evening. Scattered showers after
midnight.
.THURSDAY...East winds to 25 knots. Wind waves to 6 feet.
Scattered showers in the morning. Isolated showers in the
afternoon.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves to 5 feet.
Isolated showers.
.FRIDAY...East winds to 25 knots. Wind waves around 4 feet.
Isolated showers.
.SATURDAY...East winds to 25 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ121-100745-
Alenuihaha Channel-
920 AM HST Tue Aug 9 2022

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

.REST OF TODAY...East winds to 30 knots. Wind waves to 7 feet.
Isolated showers.
.TONIGHT...East winds to 30 knots. Wind waves to 9 feet. Isolated
showers.
.WEDNESDAY...East winds to 30 knots. Wind waves to 9 feet.
Isolated showers.
.WEDNESDAY NIGHT...East winds to 30 knots. Wind waves to 9 feet.
Isolated showers.
.THURSDAY...East winds to 30 knots. Wind waves to 7 feet.
Isolated showers.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers.
.FRIDAY...East winds to 25 knots. Wind waves 5 to 6 feet.
Isolated showers.
.SATURDAY...East winds to 25 knots. Wind waves around 5 feet.
Isolated showers.

$$

PHZ122-100745-
Big Island Windward Waters-
920 AM HST Tue Aug 9 2022

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THURSDAY
MORNING...

.REST OF TODAY...East winds to 30 knots. Wind waves to 5 feet.
Isolated showers.
.TONIGHT...East winds to 25 knots. Wind waves to 6 feet. Isolated
showers.
.WEDNESDAY...East winds to 30 knots. Wind waves to 6 feet. Swell
southeast 3 feet in the afternoon. Isolated showers.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves to 6 feet.
Swell southeast 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...East winds to 25 knots. Wind waves to 6 feet. Swell
southeast 3 feet. Scattered showers.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet.
Isolated showers.

$$

PHZ123-100745-
Big Island Leeward Waters-
920 AM HST Tue Aug 9 2022

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

.REST OF TODAY...West winds 10 knots west of the Big Island...
east to 25 knots near South Point. Wind waves to 7 feet. Isolated
showers this morning.
.TONIGHT...West winds 10 knots west of the Big Island...east to
30 knots near South Point. Wind waves to 9 feet. Isolated
showers.
.WEDNESDAY...Southwest winds 10 knots west of the Big Island...
east to 30 knots near South Point. Wind waves to 10 feet.
Isolated showers in the morning.
.WEDNESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east to 30 knots near South Point. Wind waves to
10 feet. Swell southeast 3 feet. Isolated showers.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves to 8 feet.
Swell southeast 3 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east to 25 knots near South Point. Wind waves to
7 feet. Swell southeast 3 feet in the evening. Isolated showers.
.FRIDAY...West of the Big Island, winds variable less than
10 knots, becoming west 10 knots in the afternoon and evening,
then becoming variable less than 10 knots after midnight. Near
South Point, east winds to 25 knots. Wind waves around 7 feet.
Isolated showers.
.SATURDAY...Northwest winds 10 knots west of the Big Island...
east 20 knots near South Point. Wind waves around 7 feet.
Isolated showers.

$$

PHZ124-100745-
Big Island Southeast Waters-
920 AM HST Tue Aug 9 2022

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves to
7 feet. Isolated showers.
.TONIGHT...Northeast winds to 30 knots. Wind waves to 9 feet.
Isolated showers.
.WEDNESDAY...Northeast winds to 30 knots. Wind waves to 10 feet.
Swell southeast 3 feet in the afternoon. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds to 30 knots. Wind waves to
10 feet. Swell southeast 3 feet. Isolated showers in the evening,
then scattered showers after midnight.
.THURSDAY...East winds to 25 knots. Wind waves to 7 feet. Swell
southeast 3 feet. Scattered showers.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves to 7 feet.
Isolated showers.
.FRIDAY...East winds to 25 knots. Wind waves 6 to 7 feet.
Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves around 6 feet.
Isolated showers.

$$


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