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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

476
FZHW50 PHFO 231925
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
925 AM HST Fri Feb 23 2018

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

PHZ100-240830-
925 AM HST Fri Feb 23 2018

.Synopsis for Hawaiian coastal waters...
Strong high pressure far north northeast of the area along with a
nearly stationary surface trough northwest of Kauai, will support
increasing east to southeast winds over the coastal waters
through next week. An upper-level disturbance west of the area
will allow for locally heavy showers and a slight chance of a
thunderstorms through the weekend.

$$

PHZ110-240830-
Kauai Northwest Waters-
925 AM HST Fri Feb 23 2018

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

.REST OF TODAY...Southeast winds 20 knots. Wind waves 5 feet.
Mixed swell northwest 5 feet and east 4 to 5 feet. Haze. Heavy
showers likely and isolated thunderstorms.
.TONIGHT...Southeast winds 20 knots. Wind waves 5 feet. Mixed
swell northwest 4 feet and east 5 feet. Haze. Showers likely and
isolated thunderstorms.
.SATURDAY...Southeast winds 20 knots. Wind waves 5 feet. Mixed
swell northwest 3 feet and east 5 to 6 feet. Showers likely and
isolated thunderstorms through the day. Haze in the afternoon.
.SATURDAY NIGHT...Southeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 3 feet in the evening. Swell east 6 feet. Haze
through the night. Scattered showers in the evening. Isolated
thunderstorms through the night. Showers likely after midnight.
.SUNDAY...East winds to 25 knots. Wind waves 6 feet. Swell east
6 feet. Haze. Showers likely and isolated thunderstorms.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Swell
east 5 to 6 feet. Haze. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 5 to 6 feet. Swell east
5 to 6 feet. Haze. Scattered showers.
.TUESDAY...East winds to 25 knots. Wind waves 5 feet. Mixed swell
northwest 3 feet and east 6 to 8 feet. Haze. Scattered showers.

$$

PHZ111-240830-
Kauai Windward Waters-
925 AM HST Fri Feb 23 2018

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

.REST OF TODAY...Southeast winds 20 knots. Wind waves 6 feet.
Mixed swell northwest 5 feet and east 4 to 5 feet. Haze. Heavy
showers likely and isolated thunderstorms through the day.
.TONIGHT...Southeast winds 20 knots. Wind waves 5 feet. Mixed
swell northwest 4 feet and east 5 feet. Haze in the evening.
Showers likely and isolated thunderstorms through the night.
.SATURDAY...Southeast winds 20 knots. Wind waves 6 feet. Mixed
swell northwest 3 feet and east 5 to 6 feet. Showers likely in
the morning. Isolated thunderstorms through the day. Scattered
showers in the afternoon.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 6 feet.
Northwest swell 3 feet in the evening. Swell east 6 feet.
Scattered showers in the evening. Isolated thunderstorms through
the night. Showers likely after midnight.
.SUNDAY...East winds to 25 knots. Wind waves 7 feet. Swell east
6 feet. Showers likely and isolated thunderstorms.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Swell
east 5 feet. Showers likely in the evening, then scattered
showers after midnight.
.MONDAY...East winds to 25 knots. Wind waves 6 feet. Swell east
5 to 6 feet. Scattered showers.
.TUESDAY...East winds to 25 knots. Wind waves 5 feet. Mixed swell
northwest 3 feet and east 6 to 8 feet. Scattered showers.

$$

PHZ112-240830-
Kauai Leeward Waters-
925 AM HST Fri Feb 23 2018

.REST OF TODAY...Southeast winds 15 knots. Wind waves 4 feet.
Mixed swell northwest 5 feet and east 3 feet. Haze. Heavy showers
likely and isolated thunderstorms.
.TONIGHT...Southeast winds 15 knots. Wind waves 4 feet. Mixed
swell northwest 4 feet and east 3 feet. Haze. Showers likely and
isolated thunderstorms.
.SATURDAY...Southeast winds 15 knots. Wind waves 4 feet. Mixed
swell northwest 3 feet and east 3 to 4 feet. Haze. Showers likely
and isolated thunderstorms.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 4 feet.
Northwest swell 3 feet in the evening. Swell east 4 feet. Haze
through the night. Scattered showers in the evening. Isolated
thunderstorms through the night. Showers likely after midnight.
.SUNDAY...East winds 15 knots. Wind waves 5 feet. Swell east
4 feet. Haze. Showers likely and isolated thunderstorms.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Swell
east 3 feet. Haze. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Swell east 3 to
4 feet. Haze. Scattered showers.
.TUESDAY...East winds 15 knots. Wind waves 4 feet. Mixed swell
northwest 3 feet and east 4 to 5 feet. Haze. Scattered showers.

$$

PHZ113-240830-
Kauai Channel-
925 AM HST Fri Feb 23 2018

.REST OF TODAY...East winds 10 knots. Wind waves 4 feet. Mixed
swell northwest 5 feet and east 4 feet. Haze. Isolated heavy
showers and thunderstorms.
.TONIGHT...Southeast winds 15 knots. Wind waves 4 feet. Mixed
swell northwest 4 feet and east 5 feet. Haze. Showers likely and
isolated thunderstorms.
.SATURDAY...Southeast winds 15 knots. Wind waves 5 feet. Mixed
swell northwest 3 feet and east 5 feet. Showers likely in the
morning. Isolated thunderstorms through the day. Scattered
showers in the afternoon. Haze in the afternoon.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 5 feet.
Northwest swell 3 feet in the evening. Swell east 5 feet. Haze.
Scattered showers and isolated thunderstorms.
.SUNDAY...East winds 20 knots. Wind waves 6 feet. Swell east
5 feet. Haze. Showers likely and isolated thunderstorms.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Swell
east 5 feet. Haze. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Swell east 5 to
6 feet. Haze. Scattered showers.
.TUESDAY...East winds 20 knots. Wind waves 4 to 5 feet. Mixed
swell northwest 3 feet and east 6 to 7 feet. Haze. Scattered
showers.

$$

PHZ114-240830-
Oahu Windward Waters-
925 AM HST Fri Feb 23 2018

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

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

$$

PHZ115-240830-
Oahu Leeward Waters-
925 AM HST Fri Feb 23 2018

.REST OF TODAY...East winds 10 knots. Wind waves 4 feet. Mixed
swell northwest 4 feet and east 3 feet. Haze. Isolated heavy
showers and thunderstorms.
.TONIGHT...Southeast winds 10 knots. Wind waves 4 feet. Mixed
swell northwest 3 feet and east 3 to 4 feet. Haze. Scattered
showers and isolated thunderstorms.
.SATURDAY...East winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet in the morning. Swell east 4 feet. Scattered showers
and isolated thunderstorms.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Swell
east 4 feet. Scattered showers and isolated thunderstorms.
.SUNDAY...East winds 15 knots. Wind waves 4 feet. Swell east
4 feet. Showers likely and isolated thunderstorms.
.SUNDAY NIGHT...Northeast winds 10 knots. Wind waves 4 feet.
Swell east 4 feet. Scattered showers.
.MONDAY...East winds 10 knots. Wind waves 4 feet. Swell east
4 feet. Scattered showers.
.TUESDAY...East winds 10 knots. Wind waves 4 feet. Swell east
4 to 5 feet. Isolated showers.

$$

PHZ116-240830-
Kaiwi Channel-
925 AM HST Fri Feb 23 2018

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

.REST OF TODAY...East winds to 25 knots. Wind waves 6 feet. Mixed
swell northwest 5 feet and east 5 feet. Haze. Scattered heavy
showers and isolated thunderstorms.
.TONIGHT...East winds 20 knots. Wind waves 6 feet. Mixed swell
northwest 4 feet and east 5 to 6 feet. Haze in the evening.
Scattered showers and isolated thunderstorms through the night.
.SATURDAY...East winds to 25 knots. Wind waves 6 feet. Mixed
swell northwest 3 feet and east 6 feet. Scattered showers and
isolated thunderstorms.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
Northwest swell 3 feet in the evening. Swell east 6 feet.
Scattered showers and isolated thunderstorms.
.SUNDAY...East winds to 25 knots. Wind waves 7 feet. Swell east
6 feet. Showers likely and isolated thunderstorms.
.SUNDAY NIGHT...East winds to 25 knots. Wind waves 7 feet. Swell
east 6 feet. Scattered showers.
.MONDAY...East winds to 25 knots. Wind waves 7 feet. Swell east
6 to 7 feet. Scattered showers.
.TUESDAY...East winds to 25 knots. Wind waves 6 to 7 feet. Swell
east 7 to 8 feet. Scattered showers.

$$

PHZ117-240830-
Maui County Windward Waters-
925 AM HST Fri Feb 23 2018

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

.REST OF TODAY...East winds to 25 knots. Wind waves 7 feet. Mixed
swell northwest 5 feet and east 6 feet. Isolated heavy showers
and thunderstorms.
.TONIGHT...Southeast winds to 25 knots. Wind waves 7 feet. Mixed
swell northwest 4 feet and east 6 feet. Showers likely and
isolated thunderstorms.
.SATURDAY...East winds to 25 knots. Wind waves 7 feet. Mixed
swell northwest 3 feet and east 6 feet. Showers likely in the
morning. Isolated thunderstorms through the day. Scattered
showers in the afternoon.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
Mixed swell northwest 3 feet and east 6 feet. Scattered showers.
.SUNDAY...East winds to 25 knots. Wind waves 7 feet. Swell east
6 feet. Showers likely.
.SUNDAY NIGHT...East winds to 25 knots. Wind waves 7 feet. Swell
east 6 feet. Showers likely in the evening, then scattered
showers after midnight.
.MONDAY...East winds to 25 knots. Wind waves 8 feet. Swell east
6 to 8 feet. Scattered showers.
.TUESDAY...East winds to 30 knots. Wind waves 7 feet. Swell east
8 to 9 feet. Scattered showers.

$$

PHZ118-240830-
Maui County Leeward Waters-
925 AM HST Fri Feb 23 2018

.REST OF TODAY...East winds 10 knots. Wind waves 4 feet. Mixed
swell northwest 4 feet and east 4 feet. Haze. Scattered heavy
showers and isolated thunderstorms.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Mixed swell
northwest 3 feet and east 4 feet. Haze in the evening. Scattered
showers and isolated thunderstorms through the night.
.SATURDAY...East winds 15 knots. Wind waves 4 feet. Mixed swell
northwest 3 feet and east 4 feet. Scattered showers and isolated
thunderstorms.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Swell
east 4 to 5 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 5 feet. Swell east 4 to
5 feet. Scattered showers.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Swell east 4 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Swell east 4 to
5 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 5 feet. Swell east
5 to 6 feet. Isolated showers.

$$

PHZ119-240830-
Maalaea Bay-
925 AM HST Fri Feb 23 2018

.REST OF TODAY...Winds variable less than 10 knots. Wind waves
2 feet or less. Haze. Scattered heavy showers and isolated
thunderstorms through the day.
.TONIGHT...Winds variable less than 10 knots. Wind waves 2 feet
or less. Scattered showers and isolated thunderstorms.
.SATURDAY...East winds 10 knots. Wind waves 2 feet or less.
Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT...Northeast winds 15 knots. Wind waves 2 feet or
less. Scattered showers.
.SUNDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
Scattered showers.
.SUNDAY NIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. Scattered showers in the evening, then isolated showers
after midnight.
.MONDAY...Northeast winds 10 knots. Wind waves 3 feet. Isolated
showers.
.TUESDAY...Northeast winds 20 knots. Wind waves 3 feet. Isolated
showers.

$$

PHZ120-240830-
Pailolo Channel-
925 AM HST Fri Feb 23 2018

.REST OF TODAY...East winds 15 knots. Wind waves 5 feet. Mixed
swell northwest 3 feet and east 5 feet. Scattered heavy showers.
Isolated thunderstorms through the day. Isolated heavy showers in
the afternoon.
.TONIGHT...East winds 15 knots. Wind waves 5 feet. Swell east
5 to 6 feet. Scattered showers and isolated thunderstorms.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. Swell east
6 feet. Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Swell
east 6 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 5 feet. Swell east
6 feet. Scattered showers.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 6 feet. Swell
east 6 feet. Scattered showers.
.MONDAY...East winds 15 knots rising to 20 knots. Wind waves
6 feet. Swell east 6 to 7 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 5 feet. Swell east
7 to 8 feet. Isolated showers.

$$

PHZ121-240830-
Alenuihaha Channel-
925 AM HST Fri Feb 23 2018

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

.REST OF TODAY...East winds to 25 knots. Wind waves 7 feet. Mixed
swell northwest 4 feet and east 5 feet. Haze. Isolated heavy
showers and thunderstorms.
.TONIGHT...East winds to 25 knots. Wind waves 7 feet. Mixed swell
northwest 3 feet and east 6 feet. Haze. Scattered showers and
isolated thunderstorms.
.SATURDAY...East winds to 25 knots. Wind waves 7 feet. Mixed
swell northwest 3 feet and east 6 feet. Haze in the morning.
Scattered showers and isolated thunderstorms through the day.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
Swell east 6 feet. Scattered showers.
.SUNDAY...East winds to 25 knots. Wind waves 7 feet. Swell east
6 feet. Scattered showers.
.SUNDAY NIGHT...East winds to 25 knots. Wind waves 7 feet. Swell
east 6 feet. Scattered showers in the evening, then isolated
showers after midnight.
.MONDAY...East winds to 25 knots. Wind waves 8 feet. Swell east
6 to 8 feet. Isolated showers.
.TUESDAY...East winds to 30 knots. Wind waves 7 feet. Swell east
8 to 9 feet. Isolated showers.

$$

PHZ122-240830-
Big Island Windward Waters-
925 AM HST Fri Feb 23 2018

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

.REST OF TODAY...Southeast winds to 25 knots. Wind waves 6 feet.
Mixed swell northwest 5 feet and east 6 feet. Heavy showers
likely. Isolated thunderstorms through the day. Isolated heavy
showers in the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 6 feet. Mixed swell
northwest 4 feet and east 6 feet. Occasional showers and isolated
thunderstorms.
.SATURDAY...East winds to 25 knots. Wind waves 6 feet. Mixed
swell northwest 3 feet and east 6 feet. Showers likely in the
morning. Isolated thunderstorms through the day. Scattered
showers in the afternoon.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
Mixed swell northwest 3 feet and east 7 feet. Scattered showers.
.SUNDAY...East winds to 25 knots. Wind waves 7 feet. Swell east
6 feet. Showers likely.
.SUNDAY NIGHT...East winds to 25 knots. Wind waves 7 feet. Swell
east 6 feet. Showers likely in the evening, then scattered
showers after midnight.
.MONDAY...East winds to 25 knots. Wind waves 7 feet. Swell east
6 to 8 feet. Scattered showers.
.TUESDAY...East winds to 25 knots. Wind waves 6 feet. Mixed swell
northwest 3 feet and east 8 to 9 feet. Scattered showers.

$$

PHZ123-240830-
Big Island Leeward Waters-
925 AM HST Fri Feb 23 2018

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

.REST OF TODAY...Winds variable less than 10 knots west of the
Big Island...east to 25 knots near South Point. Wind waves
7 feet. Mixed swell west 5 feet and east 5 feet. Haze. Isolated
heavy showers and thunderstorms.
.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 6 feet.
Mixed swell west 4 feet and east 5 to 6 feet. Haze. Scattered
showers and isolated thunderstorms.
.SATURDAY...Southwest winds 10 knots west of the Big Island...
east to 25 knots near South Point. Wind waves 6 feet. Mixed swell
west 3 feet and east 6 feet. Haze. Scattered showers and isolated
thunderstorms.
.SATURDAY NIGHT...West winds 10 knots west of the Big Island...
east to 30 knots near South Point. Wind waves 8 feet. Mixed swell
west 3 feet and east 6 feet. Haze. Scattered showers.
.SUNDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 7 feet.
Swell east 6 feet. Haze. Scattered showers.
.SUNDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 7 feet.
Swell east 6 feet. Haze. Scattered showers.
.MONDAY...West of the Big Island, winds variable less than
10 knots becoming west 10 knots. Near South Point, east winds to
25 knots. Wind waves 7 feet. Swell east 6 to 7 feet. Haze.
Isolated showers.
.TUESDAY...West of the Big Island, northwest winds 10 knots
backing south in the evening, then veering west after midnight.
Near South Point, east winds to 30 knots. Wind waves 7 feet.
Swell east 7 to 9 feet. Haze. Isolated showers.

$$

PHZ124-240830-
Big Island Southeast Waters-
925 AM HST Fri Feb 23 2018

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

.REST OF TODAY...East winds to 25 knots. Wind waves 6 feet. Mixed
swell west 5 feet and east 5 to 6 feet. Heavy showers likely.
Isolated thunderstorms through the day. Occasional heavy showers
in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 6 feet. Mixed swell
northwest 4 feet and east 6 feet. Occasional showers and isolated
thunderstorms.
.SATURDAY...East winds to 25 knots. Wind waves 5 feet. Mixed
swell northwest 3 feet and east 6 feet. Occasional showers in the
morning. Isolated thunderstorms through the day. Showers likely
in the afternoon.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
Mixed swell northwest 3 feet and east 6 to 7 feet. Showers
likely.
.SUNDAY...East winds to 25 knots. Wind waves 6 feet. Swell east
6 feet. Showers likely.
.SUNDAY NIGHT...East winds to 25 knots. Wind waves 6 feet. Swell
east 6 feet. Showers likely in the evening, then scattered
showers after midnight.
.MONDAY...East winds to 25 knots. Wind waves 6 to 7 feet. Swell
east 6 to 8 feet. Scattered showers.
.TUESDAY...East winds to 30 knots. Wind waves 6 feet. Swell east
8 to 9 feet. Scattered showers.

$$

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



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