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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

444
FZHW50 PHFO 301323
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
323 AM HST Tue May 30 2023

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

PHZ100-310230-
323 AM HST Tue May 30 2023

.Synopsis for Hawaiian coastal waters...
Surface high pressure far north of the state will gradually drift
south over the next couple days then weaken towards the end of
the week into the weekend.

$$

PHZ110-310230-
Kauai Northwest Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 5 feet. Southwest
swell 3 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY...East winds 15 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds 20 knots. Wind waves to 4 feet. Scattered
showers, mainly in the morning.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Swell
2 feet or less. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.

$$

PHZ111-310230-
Kauai Windward Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 15 knots. Wind waves to 4 feet. Southwest
swell 3 feet. Scattered showers, mainly this morning.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Scattered
showers.
.WEDNESDAY...East winds 15 knots. Wind waves to 4 feet. Scattered
showers, mainly in the morning.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds 15 knots. Wind waves to 4 feet. Scattered
showers, mainly in the morning.
.THURSDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.FRIDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.

$$

PHZ112-310230-
Kauai Leeward Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 5 feet. Southwest
swell 3 feet. Scattered showers with a slight chance of
thunderstorms this morning.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Scattered
showers with a slight chance of thunderstorms.
.WEDNESDAY...East winds 15 knots. Wind waves to 4 feet. Scattered
showers with a slight chance of thunderstorms in the morning,
then isolated showers in the afternoon.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers.
.THURSDAY...East winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.THURSDAY NIGHT...Winds east winds 20 knots. Wind waves to
4 feet. Isolated showers.
.FRIDAY...East winds 20 knots. In the Kaulakahi Channel, east
winds 20 knots, easing to 10 knots. Wind waves around 4 feet.
Swell 2 feet or less. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 3 to 4 feet. Swell
2 feet or less. Isolated showers.

Winds and seas higher in and near tstms.

$$

PHZ113-310230-
Kauai Channel-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet. Southwest
swell 3 feet. A slight chance of thunderstorms this morning.
Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. A slight
chance of thunderstorms with isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves to 4 feet. A slight
chance of thunderstorms in the morning. Isolated showers.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves around 4 feet.
Swell 2 feet or less. Isolated showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 to 4 feet.
Swell 2 feet or less. Isolated showers.

Winds and seas higher in and near tstms.

$$

PHZ114-310230-
Oahu Windward Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet. Southwest
swell 3 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY...East winds 15 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds 15 knots. Wind waves to 4 feet. Scattered
showers, mainly in the morning.
.THURSDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.FRIDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.

$$

PHZ115-310230-
Oahu Leeward Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet. Southwest
swell 3 feet. Scattered showers with a slight chance of
thunderstorms this morning.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Scattered
showers with a slight chance of thunderstorms.
.WEDNESDAY...East winds 15 knots. Wind waves to 3 feet. Scattered
showers with a slight chance of thunderstorms in the morning.
Isolated showers in the afternoon.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 3 feet.
Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves around 4 feet.
Swell 2 feet or less. Isolated showers.
.SATURDAY...Northeast winds 20 knots. Wind waves around 4 feet.
Swell 2 feet or less. Isolated showers.

Winds and seas higher in and near tstms.

$$

PHZ116-310230-
Kaiwi Channel-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet. Southwest
swell 3 feet. A slight chance of thunderstorms this morning.
Isolated showers this afternoon.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Isolated
showers in the evening. A slight chance of thunderstorms.
.WEDNESDAY...East winds 15 knots. Wind waves to 4 feet. A slight
chance of thunderstorms in the morning, then isolated showers in
the afternoon.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves to 4 feet.
Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves around 3 feet.
Swell 2 feet or less. Isolated showers.
.SATURDAY...Northeast winds 15 knots. Wind waves around 3 feet.
Swell 2 feet or less. Isolated showers.

Winds and seas higher in and near tstms.

$$

PHZ117-310230-
Maui County Windward Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet. Southwest
swell 3 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY...East winds 15 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds 20 knots. Wind waves to 4 feet. Scattered
showers, mainly in the morning.
.THURSDAY NIGHT...East winds 15 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.FRIDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.

$$

PHZ118-310230-
Maui County Leeward Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet. Southwest
swell 3 feet. A slight chance of thunderstorms with isolated
showers this morning.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. A slight
chance of thunderstorms. Isolated showers after midnight.
.WEDNESDAY...East winds 15 knots. Wind waves to 3 feet. A slight
chance of thunderstorms in the morning. Isolated showers.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 3 feet.
Isolated showers.
.THURSDAY...Northeast winds 15 knots. Wind waves to 2 feet or
less, becoming 3 feet in the afternoon. Isolated showers.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves to 4 feet.
Isolated showers.
.FRIDAY...Northeast winds 15 knots. Wind waves around 3 feet.
Swell 2 feet or less. Isolated showers.
.SATURDAY...Northeast winds 15 knots. Wind waves around 3 feet.
Swell 2 feet or less. Isolated showers.

Winds and seas higher in and near tstms.

$$

PHZ119-310230-
Maalaea Bay-
323 AM HST Tue May 30 2023

.TODAY...North winds 20 knots. Wind waves to 2 feet or less.
.TONIGHT...North winds 20 knots. Wind waves to 2 feet or less.
.WEDNESDAY...North winds 20 knots. Wind waves to 2 feet or less.
.WEDNESDAY NIGHT...North winds 20 knots. Wind waves to 2 feet or
less.
.THURSDAY...North winds 20 knots. Wind waves to 2 feet or less.
.THURSDAY NIGHT...North winds 20 knots. Wind waves to 2 feet or
less.
.FRIDAY...North winds 20 knots. Wind waves around 2 feet or less.
Swell 2 feet or less.
.SATURDAY...North winds 20 knots. Wind waves around 2 feet or
less. Swell 2 feet or less.

$$

PHZ120-310230-
Pailolo Channel-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet. Southwest
swell 3 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY...East winds 20 knots. Wind waves to 3 feet. Isolated
showers.
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves to 3 feet.
Isolated showers in the evening. Scattered showers after
midnight.
.THURSDAY...East winds 20 knots. Wind waves to 3 feet. Scattered
showers in the morning. Isolated showers in the afternoon.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 3 feet.
Isolated showers in the evening. Scattered showers after
midnight.
.FRIDAY...Northeast winds 20 knots. Wind waves around 3 feet.
Swell 2 feet or less. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves around 3 feet. Swell
2 feet or less. Isolated showers.

$$

PHZ121-310230-
Alenuihaha Channel-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 5 feet. Southwest
swell 3 feet. Scattered showers with a slight chance of
thunderstorms this morning. Isolated showers this afternoon.
.TONIGHT...East winds 20 knots. Wind waves to 5 feet. Isolated
showers in the evening. A slight chance of thunderstorms.
Scattered showers after midnight.
.WEDNESDAY...East winds 20 knots. Wind waves to 4 feet. Scattered
showers with a slight chance of thunderstorms in the morning.
Isolated showers in the afternoon.
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.THURSDAY NIGHT...East winds 20 knots. Wind waves to 4 feet.
Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Swell
2 feet or less. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet. Swell
2 feet or less. Isolated showers.

Winds and seas higher in and near tstms.

$$

PHZ122-310230-
Big Island Windward Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 3 feet. Southwest
swell 3 feet. Scattered showers, mainly this morning.
.TONIGHT...East winds 20 knots. Wind waves to 3 feet. Scattered
showers.
.WEDNESDAY...East winds 15 knots. Wind waves to 3 feet. Scattered
showers, mainly in the morning.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves to 3 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds 15 knots. Wind waves to 3 feet. Scattered
showers, mainly in the morning.
.THURSDAY NIGHT...East winds 15 knots. Wind waves to 3 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.FRIDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves around 3 feet. Swell
2 feet or less. Scattered showers.

$$

PHZ123-310230-
Big Island Leeward Waters-
323 AM HST Tue May 30 2023

.TODAY...West of the Big Island, winds variable less than
10 knots, becoming west 10 knots this afternoon. Near South
Point, east winds 20 knots. Wind waves to 5 feet. Southwest swell
3 feet. A slight chance of thunderstorms with isolated showers
this morning.
.TONIGHT...West of the Big Island, winds variable less than
10 knots. Near South Point, east winds 20 knots, easing to
15 knots after midnight. Wind waves to 4 feet. A slight chance of
thunderstorms with isolated showers.
.WEDNESDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves to 4 feet. A
slight chance of thunderstorms in the morning. Isolated showers.
.WEDNESDAY NIGHT...West of the Big Island, winds variable less
than 10 knots, becoming north 10 knots after midnight. Near South
Point, east winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves to 4 feet.
Isolated showers.
.THURSDAY NIGHT...West of the Big Island, northwest winds
10 knots. Near South Point, east winds 20 knots, easing to
15 knots after midnight. Wind waves to 4 feet. Isolated showers.
.FRIDAY...West of the Big Island, south winds 10 knots in the
morning, becoming variable less than 10 knots, then becoming west
10 knots. Near South Point, east winds 15 knots, rising to
20 knots. Wind waves 4 to 5 feet. Swell 2 feet or less. Isolated
showers.
.SATURDAY...West of the Big Island, west winds 10 knots in the
morning, becoming variable less than 10 knots, then becoming
southwest 10 knots in the evening, veering to northwest. Near
South Point, east winds 20 knots. Wind waves around 5 feet. Swell
2 feet or less. Isolated showers.

Winds and seas higher in and near tstms.

$$

PHZ124-310230-
Big Island Southeast Waters-
323 AM HST Tue May 30 2023

.TODAY...East winds 20 knots. Wind waves to 4 feet. South swell
3 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY...East winds 15 knots. Wind waves to 4 feet. Isolated
showers.
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds 20 knots. Wind waves to 4 feet. Scattered
showers, mainly in the morning.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves to 4 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.FRIDAY...East winds 20 knots. Wind waves around 4 feet. Swell
2 feet or less. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves around 4 feet. Swell
2 feet or less. Scattered showers.

$$

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