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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

945
FZHW50 PHFO 291338
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
338 AM HST Fri Sep 29 2023

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

PHZ100-300245-
338 AM HST Fri Sep 29 2023

.Synopsis for Hawaiian coastal waters...
A ridge far north of the main Hawaiian Islands will keep fresh to
locally strong trade winds in the forecast through the weekend.
The ridge will weaken and wind speeds will decrease early next
week with winds shifting to southeasterlies.

$$

PHZ110-300245-
Kauai Northwest Waters-
338 AM HST Fri Sep 29 2023

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

$$

PHZ111-300245-
Kauai Windward Waters-
338 AM HST Fri Sep 29 2023

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

$$

PHZ112-300245-
Kauai Leeward Waters-
338 AM HST Fri Sep 29 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves to 4 feet. Isolated
showers in the morning.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers in the morning.
.SUNDAY NIGHT...East winds 20 knots. Wind waves to 4 feet.
Northwest swell 4 feet.
.MONDAY...East winds 15 knots, becoming variable less than
10 knots. Wind waves 3 to 4 feet. Northwest swell 4 feet.
.TUESDAY...East winds 10 knots, veering to south in the afternoon
and evening, then becoming variable less than 10 knots after
midnight. Wind waves around 2 feet or less. Northwest swell
4 feet. Isolated showers.

$$

PHZ113-300245-
Kauai Channel-
338 AM HST Fri Sep 29 2023

.TODAY...East winds 20 knots. Wind waves to 5 feet. Scattered
showers this morning. Isolated showers this afternoon.
.TONIGHT...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.SUNDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Northwest swell 4 feet.
.MONDAY...East winds 15 knots, becoming variable less than
10 knots. Wind waves 3 to 4 feet. Northwest swell 4 feet.
.TUESDAY...South winds 10 knots, becoming variable less than
10 knots. Wind waves around 3 feet. Northwest swell 3 to 4 feet.
Isolated showers.

$$

PHZ114-300245-
Oahu Windward Waters-
338 AM HST Fri Sep 29 2023

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

$$

PHZ115-300245-
Oahu Leeward Waters-
338 AM HST Fri Sep 29 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves to 4 feet. Isolated
showers in the morning.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves to 4 feet. Isolated
showers in the morning.
.SUNDAY NIGHT...East winds 20 knots. Wind waves to 4 feet.
Northwest swell 3 feet.
.MONDAY...East winds 15 knots, veering to southeast after
midnight. Wind waves around 3 feet. Northwest swell 3 to 4 feet.
.TUESDAY...South winds 10 knots, becoming variable less than
10 knots. Wind waves around 2 feet or less. Northwest swell
3 feet. Isolated showers.

$$

PHZ116-300245-
Kaiwi Channel-
338 AM HST Fri Sep 29 2023

.TODAY...East winds 20 knots. Wind waves to 5 feet. Scattered
showers this morning. Isolated showers this afternoon.
.TONIGHT...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.SATURDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves to 5 feet.
Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves to 5 feet. Isolated
showers.
.SUNDAY NIGHT...East winds 20 knots. Wind waves to 5 feet. North
swell 3 feet.
.MONDAY...East winds 15 knots, veering to south after midnight.
Wind waves around 4 feet. Northwest swell 3 feet.
.TUESDAY...South winds 10 knots in the morning, becoming variable
less than 10 knots. Wind waves around 3 feet. Northwest swell
3 to 4 feet. Isolated showers.

$$

PHZ117-300245-
Maui County Windward Waters-
338 AM HST Fri Sep 29 2023

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

$$

PHZ118-300245-
Maui County Leeward Waters-
338 AM HST Fri Sep 29 2023

.TODAY...East winds to 30 knots. Wind waves to 5 feet.
.TONIGHT...East winds to 25 knots. Wind waves to 6 feet. Isolated
showers.
.SATURDAY...Northeast winds to 25 knots. Wind waves to 5 feet.
Isolated showers in the morning.
.SATURDAY NIGHT...Northeast winds to 25 knots. Wind waves to
4 feet. Isolated showers.
.SUNDAY...East winds to 25 knots. Wind waves to 4 feet. Isolated
showers in the morning.
.SUNDAY NIGHT...East winds 20 knots. Wind waves to 4 feet.
.MONDAY...East winds 20 knots, easing to 10 knots after midnight.
Wind waves around 3 feet. Northwest swell 3 feet.
.TUESDAY...South winds 10 knots, veering to west in the afternoon
and evening, then becoming variable less than 10 knots after
midnight. Wind waves around 2 feet or less. Swell 2 feet or less.
Isolated showers.

$$

PHZ119-300245-
Maalaea Bay-
338 AM HST Fri Sep 29 2023

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

.TODAY...North winds to 25 knots. Wind waves to 3 feet this
morning, becoming 2 feet or less.
.TONIGHT...North winds to 30 knots. Wind waves to 3 feet.
.SATURDAY...North winds to 25 knots. Wind waves to 2 feet or
less.
.SATURDAY NIGHT...North winds to 25 knots. Wind waves to 2 feet
or less, becoming 3 feet after midnight.
.SUNDAY...North winds to 25 knots. Wind waves to 2 feet or less.
.SUNDAY NIGHT...North winds to 25 knots. Wind waves to 2 feet or
less.
.MONDAY...North winds 20 knots, becoming variable less than
10 knots. Wind waves around 2 feet or less. Swell 2 feet or less.
.TUESDAY...Winds variable less than 10 knots. Wind waves around
2 feet or less. Swell 2 feet or less. Isolated showers.

$$

PHZ120-300245-
Pailolo Channel-
338 AM HST Fri Sep 29 2023

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

.TODAY...East winds to 30 knots. Wind waves to 5 feet.
.TONIGHT...East winds to 25 knots. Wind waves to 5 feet. Isolated
showers in the evening. Scattered showers after midnight.
.SATURDAY...East winds to 25 knots. Wind waves to 5 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 to 25 knots. Wind waves to 5 feet. Scattered
showers in the morning. Isolated showers in the afternoon.
.SUNDAY NIGHT...East winds to 25 knots. Wind waves to 5 feet.
North swell 3 feet.
.MONDAY...East winds 20 knots, becoming variable less than
10 knots. Wind waves 3 to 4 feet. Northwest swell 3 feet.
.TUESDAY...Southwest winds 15 knots in the morning, veering to
west, then backing to southwest in the evening, becoming
variable less than 10 knots. Wind waves around 3 feet. Northwest
swell 3 feet. Isolated showers.

$$

PHZ121-300245-
Alenuihaha Channel-
338 AM HST Fri Sep 29 2023

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

.TODAY...East winds to 30 knots. Wind waves to 7 feet. North
swell 3 feet. Isolated showers this morning. Scattered showers
this afternoon.
.TONIGHT...East winds to 30 knots. Wind waves to 6 feet. Isolated
showers.
.SATURDAY...East winds to 30 knots. Wind waves to 6 feet.
Isolated showers.
.SATURDAY NIGHT...East winds to 30 knots. Wind waves to 6 feet.
Isolated showers.
.SUNDAY...East winds to 25 knots. Wind waves to 6 feet. Isolated
showers.
.SUNDAY NIGHT...East winds to 25 knots. Wind waves to 5 feet.
North swell 3 feet. Isolated showers after midnight.
.MONDAY...East winds 20 knots. Wind waves around 4 feet.
Northwest swell 4 feet.
.TUESDAY...East winds 15 knots. Wind waves around 3 feet.
Northwest swell 3 to 4 feet. Isolated showers.

$$

PHZ122-300245-
Big Island Windward Waters-
338 AM HST Fri Sep 29 2023

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

$$

PHZ123-300245-
Big Island Leeward Waters-
338 AM HST Fri Sep 29 2023

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

.TODAY...West winds 10 knots west of the Big Island...east to
30 knots near South Point. Wind waves to 7 feet.
.TONIGHT...West of the Big Island, west winds 10 knots. Near
South Point, east winds to 25 knots, rising to 30 knots after
midnight. Wind waves to 7 feet. Isolated showers.
.SATURDAY...West of the Big Island, winds variable less than
10 knots, becoming west 10 knots in the afternoon. Near South
Point, east winds to 25 knots. Wind waves to 7 feet. Isolated
showers in the morning.
.SATURDAY NIGHT...Southwest winds 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves to 7 feet.
Isolated showers.
.SUNDAY...West of the Big Island, winds variable less than
10 knots, becoming west 10 knots in the afternoon. Near South
Point, east winds to 25 knots. Wind waves to 7 feet. Isolated
showers in the morning.
.SUNDAY NIGHT...West winds 10 knots west of the Big Island...east
to 25 knots near South Point. Wind waves to 6 feet. Isolated
showers.
.MONDAY...West of the Big Island, winds variable less than
10 knots, becoming west 10 knots in the afternoon, then becoming
variable less than 10 knots in the evening, becoming northwest
10 knots after midnight. Near South Point, east winds 20 knots.
Wind waves 4 to 5 feet. Swell 2 feet or less. Isolated showers.
.TUESDAY...Northeast winds 15 knots, veering to southwest in the
afternoon, then backing to southeast in the evening, backing to
east after midnight. Wind waves 3 to 4 feet. Swell 2 feet or
less. Isolated showers.

$$

PHZ124-300245-
Big Island Southeast Waters-
338 AM HST Fri Sep 29 2023

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

.TODAY...East winds to 30 knots. Wind waves to 7 feet. North
swell 3 feet. Scattered showers this morning. Isolated showers
this afternoon.
.TONIGHT...Northeast winds to 30 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.
Isolated showers.
.SATURDAY NIGHT...Northeast winds to 25 knots. Wind waves to
7 feet. Isolated showers in the evening, then scattered showers
after midnight.
.SUNDAY...Northeast winds to 25 knots. Wind waves to 7 feet.
Isolated showers.
.SUNDAY NIGHT...East winds to 25 knots. Wind waves to 6 feet.
Isolated showers.
.MONDAY...East winds 20 knots. Wind waves 4 to 5 feet. North
swell 3 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 3 to 4 feet. Northwest
swell 3 feet. Isolated showers.

$$

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