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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

514
FZHW50 PHFO 131945
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
945 AM HST Fri Dec 13 2019

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

PHZ100-140800-
945 AM HST Fri Dec 13 2019

.Synopsis for Hawaiian coastal waters...
High pressure will keep locally strong trade winds across the
coastal waters through Saturday. A slight decline in trades is
possible Sunday, before a new high builds north of the area and
trades return to locally strong speeds by early next week. The
current northwest swell will subside through Saturday, with
another large northwest swell forecast for the beginning of next
week.

$$

PHZ110-140800-
Kauai Northwest Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds to 25 knots. Wind waves 7 feet.
Northwest swell 8 feet and northeast 5 to 6 feet. Scattered
showers.
.TONIGHT...East winds to 25 knots. Wind waves 7 feet. Northwest
swell 6 feet and northeast 7 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 4 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.
Northwest swell 4 feet and northeast 5 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...East winds 20 knots. Wind waves 5 feet. Northwest swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 6 feet increasing to 8 feet after midnight. Scattered
showers.
.MONDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
8 to 10 feet. Scattered showers.
.TUESDAY...East winds 20 knots. Wind waves 6 to 7 feet. Northwest
swell 6 to 8 feet. Isolated showers.

$$

PHZ111-140800-
Kauai Windward Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds to 25 knots. Wind waves 6 feet.
Northwest swell 8 feet and northeast 5 to 6 feet. Scattered
showers.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 feet decreasing to 5 feet after midnight. Swell northeast
7 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 4 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.
Northwest swell 4 feet and northeast 5 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 5 feet increasing to 8 feet after midnight.
Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
8 to 10 feet. Scattered showers.
.TUESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 to 9 feet. Scattered showers.

$$

PHZ112-140800-
Kauai Leeward Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds to 25 knots. Wind waves 6 feet.
Northwest swell 8 feet and northeast 5 feet. Scattered showers.
.TONIGHT...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 7 feet decreasing to 5 feet after midnight. Swell northeast
5 to 6 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 4 feet and northeast 6 feet. Isolated showers in the
morning.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 4 feet and northeast 5 feet. Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
4 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 5 feet increasing to 8 feet after midnight.
Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
8 to 10 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 6 to 7 feet. Northwest
swell 7 to 9 feet. Isolated showers.

$$

PHZ113-140800-
Kauai Channel-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 8 feet and northeast 3 to 4 feet. Scattered
showers.
.TONIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 6 feet and northeast 5 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 4 feet and northeast 5 feet. Isolated showers through the
day.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet.
Northwest swell 4 feet and northeast 4 to 5 feet. Isolated
showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 5 feet. Northwest
swell 4 feet. Isolated showers through the day.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 5 feet increasing to 7 feet after midnight.
Scattered showers.
.MONDAY...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 7 to 9 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 to 9 feet. Isolated showers.

$$

PHZ114-140800-
Oahu Windward Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet.
Northwest swell 9 feet and northeast 3 to 4 feet. Scattered
showers.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 feet and northeast 5 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 6 feet and northeast 5 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet.
Northwest swell 5 feet and northeast 4 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
5 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 6 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
8 to 10 feet. Scattered showers.
.TUESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 8 to 10 feet. Scattered showers.

$$

PHZ115-140800-
Oahu Leeward Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds 20 knots. Wind waves 5 feet.
Northwest swell 8 feet. Isolated showers through the day.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 5 feet and northeast 3 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves 5 feet. Northwest
swell 4 feet and northeast 3 feet.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet and northeast 3 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 5 feet. Northwest
swell 4 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 4 feet increasing to 6 feet after midnight.
Scattered showers.
.MONDAY...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 7 to 9 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 6 to 8 feet. Isolated showers.

$$

PHZ116-140800-
Kaiwi Channel-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 8 feet. Scattered showers, then isolated showers
in the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 7 feet. Northwest
swell 6 feet and northeast 3 to 4 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 4 feet and northeast 4 feet. Scattered showers in the
morning. Isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 4 feet and northeast 4 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 4 feet. Isolated showers through the day.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 5 feet. Scattered showers.
.MONDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet.
Northwest swell 7 to 9 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 to 9 feet. Isolated showers.

$$

PHZ117-140800-
Maui County Windward Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet.
Northwest swell 9 feet. Showers likely, then isolated showers in
the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 7 feet. Northwest
swell 8 feet and northeast 3 to 4 feet. Isolated showers in the
evening, then scattered showers after midnight.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 5 feet and northeast 4 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 5 feet and northeast 4 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
7 to 9 feet. Scattered showers.
.TUESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 to 9 feet. Scattered showers.

$$

PHZ118-140800-
Maui County Leeward Waters-
945 AM HST Fri Dec 13 2019

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet.
Northwest swell 6 feet. Isolated showers in the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 5 feet. Swell northeast 3 feet. Isolated showers.
.SATURDAY...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 3 feet and northeast 3 feet. Isolated showers in the
morning.
.SATURDAY NIGHT...East winds to 25 knots becoming northeast
15 knots after midnight. Wind waves 5 feet. Northwest swell
3 feet and northeast 3 feet. Isolated showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 5 to 7 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 5 to 6 feet. Northwest
swell 4 to 6 feet. Isolated showers.

$$

PHZ119-140800-
Maalaea Bay-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...North winds to 25 knots. Wind waves 2 feet or
less.
.TONIGHT...North winds to 25 knots. Wind waves 2 feet or less.
.SATURDAY...North winds to 25 knots. Wind waves 2 feet or less.
.SATURDAY NIGHT...Northeast winds to 25 knots. Wind waves 2 feet
or less.
.SUNDAY...Northeast winds 20 knots. Wind waves 2 feet or less.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 2 feet or
less. Isolated showers.
.MONDAY...Northeast winds 15 knots. Wind waves 3 feet.
.TUESDAY...Northeast winds 15 knots. Wind waves 2 feet or less.

$$

PHZ120-140800-
Pailolo Channel-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds to 25 knots. Wind waves 6 feet.
Northwest swell 7 feet. Scattered showers. Isolated showers in
the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 5 feet. Swell northeast 3 feet. Isolated showers in the
evening. Scattered showers after midnight.
.SATURDAY...East winds to 25 knots. Wind waves 6 feet. Mixed
swell northwest 4 feet and northeast 3 to 4 feet. Isolated
showers.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 6 feet.
Mixed swell northwest 4 feet and northeast 4 feet. Isolated
showers in the evening. Scattered showers after midnight.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 4 feet. Scattered showers in the morning. Isolated showers
in the afternoon.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 3 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
4 to 6 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 4 to 6 feet. Isolated showers.

$$

PHZ121-140800-
Alenuihaha Channel-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds to 25 knots. Wind waves 8 feet.
Northwest swell 9 feet. Scattered showers. Isolated showers in
the afternoon.
.TONIGHT...East winds to 30 knots. Wind waves 8 feet. Northwest
swell 7 feet. Isolated showers.
.SATURDAY...East winds to 25 knots. Wind waves 8 feet. Mixed
swell northwest 5 feet and northeast 3 feet. Isolated showers.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
Mixed swell northwest 5 feet and northeast 4 feet. Isolated
showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 4 feet. Isolated showers.
.SUNDAY NIGHT...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 4 feet. Isolated showers.
.MONDAY...East winds to 25 knots. Wind waves 8 feet. Northwest
swell 6 to 8 feet. Isolated showers.
.TUESDAY...East winds to 25 knots. Wind waves 7 to 8 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ122-140800-
Big Island Windward Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet.
Northwest swell 9 feet and east 3 feet. Scattered showers, then
isolated showers in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 7 feet and east 3 feet. Isolated showers in the evening,
then scattered showers after midnight.
.SATURDAY...East winds 20 knots. Wind waves 6 feet. Mixed swell
northwest 5 feet and northeast 4 feet. Scattered showers in the
morning, then isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet. Mixed
swell northwest 5 feet and northeast 4 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
6 to 8 feet. Scattered showers.
.TUESDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 7 to 9 feet. Scattered showers.

$$

PHZ123-140800-
Big Island Leeward Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...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. Isolated showers through the day.
.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 9 feet.
Northwest swell 5 feet. Isolated showers.
.SATURDAY...West winds 10 knots west of the Big Island...east to
25 knots near South Point. Wind waves 9 feet. Northwest swell
4 feet. Swell northeast 3 feet. Isolated showers in the morning.
.SATURDAY NIGHT...West of the Big Island, west winds 10 knots in
the evening becoming variable less than 10 knots. Near South
Point, east winds to 25 knots. Wind waves 8 feet. Mixed swell
northwest 3 feet and northeast 3 feet. Isolated showers.
.SUNDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 8 feet.
Northwest swell 3 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 7 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...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 to 6 feet. Isolated showers.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 8 to 9 feet.
Northwest swell 5 to 6 feet. Isolated showers.

$$

PHZ124-140800-
Big Island Southeast Waters-
945 AM HST Fri Dec 13 2019

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 7 feet and east 3 feet. Scattered showers, then
isolated showers in the afternoon.
.TONIGHT...Northeast winds to 25 knots. Wind waves 8 feet. Mixed
swell northwest 5 feet and east 3 feet. Isolated showers in the
evening, then scattered showers after midnight.
.SATURDAY...Northeast winds to 25 knots. Wind waves 8 feet. Mixed
swell northwest 4 feet and east 4 feet. Isolated showers through
the day.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
Mixed swell northwest 4 feet and east 4 feet. Isolated showers in
the evening, then scattered showers after midnight.
.SUNDAY...East winds 20 knots. Wind waves 8 feet. Northwest swell
4 feet. Isolated showers through the day.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 4 feet. Scattered showers.
.MONDAY...Northeast winds to 25 knots. Wind waves 9 to 10 feet.
Northwest swell 4 to 6 feet. Isolated showers.
.TUESDAY...East winds to 25 knots. Wind waves 8 to 9 feet.
Northwest swell 5 to 6 feet. Isolated showers.

$$

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



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