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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

788
FZHW50 PHFO 122005
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
1005 AM HST Thu Dec 12 2019

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

PHZ100-130830-
1005 AM HST Thu Dec 12 2019

.Synopsis for Hawaiian coastal waters...
A front is moving southeast over the far northwest offshore
waters this morning. This front will stall just NW of Kauai
tonight and dissipate Friday. A strong surface high will pass
north of the islands tonight into Friday, driving a boost in
trade wind speeds. A large northwest swell will peak this morning
then slowly subside through Saturday.

$$

PHZ110-130830-
Kauai Northwest Waters-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...Northeast winds 20 knots. Wind waves 4 feet.
Northwest swell 13 feet. Chance of showers late in the morning.
Slight chance of thunderstorms through the day. Heavy showers
likely in the afternoon.
.TONIGHT...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 12 feet and north 8 feet. Showers likely and
slight chance of thunderstorms.
.FRIDAY...East winds to 25 knots. Wind waves 8 feet. Northwest
swell 10 feet and north 8 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 feet and northeast 7 to 8 feet. Showers likely.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 6 feet and northeast 6 to 7 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 5 feet. Swell northeast 5 feet. Isolated showers in the
evening, then scattered showers after midnight.
.SUNDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
5 to 7 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 8 feet. Northwest swell
8 to 10 feet. Scattered showers.

$$

PHZ111-130830-
Kauai Windward Waters-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 13 feet. Chance of showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 11 feet and north 7 to 8 feet. Showers likely.
.FRIDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
10 feet and north 8 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 feet and northeast 7 to 8 feet. Showers likely.
.SATURDAY...East winds 20 knots. Wind waves 8 feet. Northwest
swell 6 feet and northeast 6 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 6 feet. Swell northeast 5 feet. Isolated showers in the
evening, then scattered showers after midnight.
.SUNDAY...Northeast winds 15 knots. Wind waves 6 feet. Northwest
swell 5 to 6 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 8 feet. Northwest swell
7 to 9 feet. Scattered showers.

$$

PHZ112-130830-
Kauai Leeward Waters-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 13 feet. Chance of showers and slight chance of
thunderstorms through the day.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 11 feet and north 7 to 8 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
11 feet decreasing to 9 feet in the afternoon. Swell north
8 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 7 feet and north 7 to 8 feet. Showers likely.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 6 feet and northeast 6 to 7 feet. Isolated showers in the
morning.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 5 feet. Swell northeast 5 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 5 to 6 feet.
Northwest swell 5 to 6 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 to 8 feet. Northwest
swell 7 to 9 feet. Isolated showers.

$$

PHZ113-130830-
Kauai Channel-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...Northeast winds 10 knots. Wind waves 2 feet or
less then 3 feet in the afternoon. Northwest swell 12 feet.
Chance of showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. Northwest
swell 11 feet and north 5 to 6 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
10 feet and north 7 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 9 feet decreasing to 7 feet after midnight. Swell north
7 feet. Showers likely in the evening, then scattered showers
after midnight.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. North swell
6 feet and northeast 6 feet. Isolated showers through the day.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 6 feet. Swell northeast 5 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 5 to 6 feet. Scattered showers.
.MONDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ114-130830-
Oahu Windward Waters-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...East winds 10 knots. Wind waves 3 feet.
Northwest swell 12 feet. Chance of showers through the day.
.TONIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 11 feet and north 5 to 6 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
10 feet and north 7 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 8 feet and north 7 to 8 feet. Showers likely.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 6 feet and northeast 6 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 7 feet. North
swell 6 feet. Swell northeast 5 feet. Isolated showers in the
evening, then scattered showers after midnight.
.SUNDAY...Northeast winds 15 knots. Wind waves 6 feet. Northwest
swell 5 to 6 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 to 8 feet. Northwest
swell 7 to 9 feet. Scattered showers.

$$

PHZ115-130830-
Oahu Leeward Waters-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...Winds variable less than 10 knots becoming
northeast 10 knots in the afternoon. Wind waves 2 feet or less.
Northwest swell 12 feet.
.TONIGHT...Northeast winds 15 knots. Wind waves 4 feet. Northwest
swell 10 feet and north 4 to 5 feet.
.FRIDAY...East winds 20 knots. Wind waves 5 feet. Northwest swell
9 feet and north 6 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 7 feet and north 6 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 5 feet and north 5 to 6 feet. Isolated showers in the
morning.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 5 feet. Swell north 5 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 5 to 6 feet.
Northwest swell 4 to 5 feet. Scattered showers.
.MONDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet.
Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ116-130830-
Kaiwi Channel-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...East winds 10 knots. Wind waves 3 feet.
Northwest swell 12 feet. Chance of showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 4 feet. Northwest
swell 11 feet and north 4 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
10 feet and north 5 to 6 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 8 feet and north 7 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. North swell
6 feet and north 6 feet. Isolated showers through the day.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 6 feet. Swell north 5 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 5 to 6 feet. Scattered showers.
.MONDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet.
Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ117-130830-
Maui County Windward Waters-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...East winds 15 knots. Wind waves 3 feet.
Northwest swell 13 feet. Chance of showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 11 feet and north 4 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
10 feet and north 5 to 6 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 8 feet and north 7 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 6 feet and north 6 feet. Scattered showers in the morning,
then isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 7 feet.
Northwest swell 6 feet. Swell north 5 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
5 to 6 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 to 8 feet. Northwest
swell 6 to 8 feet. Scattered showers.

$$

PHZ118-130830-
Maui County Leeward Waters-
1005 AM HST Thu Dec 12 2019

.REST OF TODAY...Winds variable less than 10 knots becoming
northeast 10 knots in the afternoon. Wind waves 2 feet or less.
Northwest swell 9 feet. Slight chance of showers in the
afternoon.
.TONIGHT...Northeast winds 15 knots. Wind waves 2 feet or less
then 4 feet after midnight. Northwest swell 8 feet and north 3 to
4 feet.
.FRIDAY...East winds 20 knots. Wind waves 5 feet. Northwest swell
7 feet and north 4 to 5 feet. Scattered showers in the morning,
then isolated showers in the afternoon.
.FRIDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 6 feet and north 6 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 6 feet. North swell
5 feet and north 5 feet. Isolated showers in the morning.
.SATURDAY NIGHT...Northeast winds 15 knots. Wind waves 6 feet.
North swell 4 feet. Swell north 5 feet. Isolated showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 5 feet. Northwest
swell 3 to 4 feet. Isolated showers.
.MONDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet.
Northwest swell 4 to 6 feet. Isolated showers.

$$

PHZ119-130830-
Maalaea Bay-
1005 AM HST Thu Dec 12 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH EARLY
SATURDAY MORNING...

.REST OF TODAY...Winds variable less than 10 knots becoming east
10 knots in the afternoon. Wind waves 2 feet or less.
.TONIGHT...Northeast winds 10 knots. Wind waves 2 feet or less.
.FRIDAY...Northeast winds 20 knots. Wind waves 2 feet or less
then 3 feet in the afternoon. Isolated showers through the day.
.FRIDAY NIGHT...Northeast winds 20 knots. Wind waves 3 feet.
Scattered showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 feet.
.SATURDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
.SUNDAY...Northeast winds 15 knots. Wind waves 3 feet. Isolated
showers.
.MONDAY...Northeast winds 15 knots. Wind waves 3 feet.

$$

PHZ120-130830-
Pailolo Channel-
1005 AM HST Thu Dec 12 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH EARLY
SATURDAY MORNING...

.REST OF TODAY...East winds 10 knots. Wind waves 2 feet or less
then 3 feet in the afternoon. Northwest swell 9 feet. Chance of
showers.
.TONIGHT...East winds 20 knots. Wind waves 4 feet. Northwest
swell 8 feet and north 3 feet. Scattered showers.
.FRIDAY...East winds to 25 knots. Wind waves 5 feet. Northwest
swell 8 feet and north 4 to 5 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 7 feet and north 6 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. North swell
6 feet and northeast 5 to 6 feet. Scattered showers in the
morning. Isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 5 feet. Swell northeast 5 feet. Isolated showers in the
evening. Scattered showers after midnight.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 4 to 5 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
4 to 6 feet. Isolated showers.

$$

PHZ121-130830-
Alenuihaha Channel-
1005 AM HST Thu Dec 12 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH EARLY
SATURDAY MORNING...

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 13 feet. Slight chance of showers.
.TONIGHT...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 12 feet decreasing to 10 feet after midnight. Swell north
3 feet. Scattered showers.
.FRIDAY...East winds to 30 knots. Wind waves 8 feet. Northwest
swell 9 feet and north 4 feet. Isolated showers.
.FRIDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
Northwest swell 8 feet and north 5 to 6 feet. Scattered showers
in the evening, then isolated showers after midnight.
.SATURDAY...East winds to 25 knots. Wind waves 8 feet. North
swell 6 feet and north 5 feet. Isolated showers.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
North swell 6 feet. Swell northeast 5 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet.
Northwest swell 5 to 6 feet. Isolated showers.
.MONDAY...East winds to 25 knots. Wind waves 8 to 9 feet.
Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ122-130830-
Big Island Windward Waters-
1005 AM HST Thu Dec 12 2019

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

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet.
Northwest swell 13 feet. Chance of showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 11 feet and north 3 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
9 feet. Swell north 3 to 5 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 8 feet and north 5 to 6 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 feet and north 5 feet. Scattered showers in the morning,
then isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 7 feet.
Northwest swell 6 feet. Swell north 5 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...Northeast winds 15 knots. Wind waves 5 to 6 feet.
Northwest swell 5 to 6 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 6 to 7 feet. Northwest
swell 6 to 8 feet. Scattered showers.

$$

PHZ123-130830-
Big Island Leeward Waters-
1005 AM HST Thu Dec 12 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH EARLY
SATURDAY MORNING...

.REST OF TODAY...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 5 feet.
Northwest swell 8 feet. Slight chance of showers.
.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 7 feet.
Northwest swell 8 feet. Isolated showers in the evening.
Scattered showers after midnight.
.FRIDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 9 feet.
Northwest swell 7 feet. Swell north 3 feet. Isolated showers.
.FRIDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 9 feet.
Northwest swell 6 feet and north 3 to 4 feet. Isolated showers.
.SATURDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 9 feet.
Northwest swell 4 feet and north 4 feet. Isolated showers in the
morning.
.SATURDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east to 25 knots near South Point. Wind waves
9 feet. North swell 4 feet. Swell north 4 feet. Isolated showers.
.SUNDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 7 to 9 feet.
Northwest swell 3 to 4 feet. Isolated showers.
.MONDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 8 to
10 feet. Northwest swell 4 to 6 feet. Isolated showers.

$$

PHZ124-130830-
Big Island Southeast Waters-
1005 AM HST Thu Dec 12 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH EARLY
SATURDAY MORNING...

.REST OF TODAY...East winds 20 knots. Wind waves 5 feet.
Northwest swell 9 feet. Chance of showers late in the morning,
then slight chance of showers in the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 7 feet. Northwest
swell 8 feet and northeast 3 feet. Scattered showers.
.FRIDAY...East winds to 25 knots. Wind waves 9 feet. Northwest
swell 7 feet and northeast 3 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.FRIDAY NIGHT...East winds to 25 knots. Wind waves 9 feet.
Northwest swell 6 feet and northeast 4 feet. Scattered showers.
.SATURDAY...East winds to 25 knots. Wind waves 9 feet. Northwest
swell 6 feet and northeast 5 feet. Isolated showers through the
day.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 9 feet.
North swell 5 feet. Swell northeast 5 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...Northeast winds 20 knots. Wind waves 8 to 9 feet. North
swell 4 to 5 feet. Scattered showers.
.MONDAY...Northeast winds to 25 knots. Wind waves 9 to 10 feet.
Northwest swell 4 to 6 feet. Isolated showers.

$$

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



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