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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

447
FZHW50 PHFO 131932
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
932 AM HST Tue Apr 13 2021

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

PHZ100-140830-
932 AM HST Tue Apr 13 2021

.Synopsis for Hawaiian coastal waters...
Northeast trade winds will strengthen through tomorrow as a high
far northwest of the area moves east. Winds will subside later in
the week as a cold front approaches from the north.

$$

PHZ110-140830-
Kauai Northwest Waters-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers through the day.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. North
swell 4 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet. North
swell 4 feet. Isolated showers through the day.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
North swell 4 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 4 feet. Isolated showers through the day.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 5 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 5 feet. Scattered showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 4 to 5 feet. Isolated showers.

$$

PHZ111-140830-
Kauai Windward Waters-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. North
swell 4 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 4 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 4 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...Northeast winds 10 knots. Wind waves 4 feet. North
swell 4 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 5 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...Northeast winds 15 knots. Wind waves 3 to 4 feet. North
swell 4 to 5 feet. Scattered showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 4 feet. Isolated showers.

$$

PHZ112-140830-
Kauai Leeward Waters-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. North
swell 3 feet. Isolated showers after midnight.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 6 feet. North
swell 4 feet.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 4 feet. Isolated showers through the night.
.THURSDAY...Northeast winds 15 knots. Wind waves 5 feet. North
swell 4 feet. Isolated showers in the morning.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 5 feet. Isolated showers.
.FRIDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 5 feet. Isolated showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 4 to 5 feet. Isolated showers.

$$

PHZ113-140830-
Kauai Channel-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 15 knots. Wind waves 5 feet.
North swell 4 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. North
swell 3 feet. Isolated showers through the night.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet.
Northeast swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
North swell 3 feet. Isolated showers.
.THURSDAY...Northeast winds 15 knots. Wind waves 5 feet. North
swell 4 feet. Isolated showers through the day.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 4 feet. Isolated showers.
.FRIDAY...Northeast winds 15 knots. Wind waves 3 to 4 feet. North
swell 4 to 5 feet. Isolated showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 4 feet. Isolated showers.

$$

PHZ114-140830-
Oahu Windward Waters-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 4 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 4 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 5 feet. Scattered showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 4 to 5 feet. Isolated showers.

$$

PHZ115-140830-
Oahu Leeward Waters-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 3 feet.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. North
swell 3 feet.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet. North
swell 3 feet.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
North swell 3 feet. Isolated showers after midnight.
.THURSDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 3 feet.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 4 feet. Isolated showers in the evening.
.FRIDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 4 feet. Isolated showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 3 to 4 feet. Isolated showers.

$$

PHZ116-140830-
Kaiwi Channel-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 20 knots. Wind waves 4 feet.
North swell 4 feet. Isolated showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers through the night.
.THURSDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 4 feet. Isolated showers through the night.
.FRIDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 4 feet. Isolated showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 3 to 4 feet. Isolated showers.

$$

PHZ117-140830-
Maui County Windward Waters-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.TONIGHT...Northeast winds 15 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
North swell 4 feet. Isolated showers.
.FRIDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 4 feet. Isolated showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 3 to 4 feet. Isolated showers.

$$

PHZ118-140830-
Maui County Leeward Waters-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. North
swell 3 feet.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 4 feet. North
swell 3 feet.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers after midnight.
.THURSDAY...Northeast winds 10 knots. Wind waves 4 feet. North
swell 3 feet.
.THURSDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
North swell 3 feet. Isolated showers in the evening.
.FRIDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
North swell 4 feet.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 3 to 4 feet. Isolated showers.

$$

PHZ119-140830-
Maalaea Bay-
932 AM HST Tue Apr 13 2021

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

.REST OF TODAY...North winds to 25 knots. Wind waves 2 feet or
less.
.TONIGHT...Northeast winds to 25 knots. Wind waves 2 feet or
less.
.WEDNESDAY...North winds to 25 knots. Wind waves 2 feet or less.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves 2 feet
or less.
.THURSDAY...North winds 20 knots. Wind waves 2 feet or less.
.THURSDAY NIGHT...North winds 20 knots in the evening becoming
variable less than 10 knots. Wind waves 2 feet or less.
.FRIDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. Isolated showers.
.SATURDAY...Winds variable less than 10 knots becoming northeast
10 knots. Wind waves 2 feet or less. Isolated showers.

$$

PHZ120-140830-
Pailolo Channel-
932 AM HST Tue Apr 13 2021

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers.
.TONIGHT...Northeast winds to 25 knots. Wind waves 4 feet.
Northeast swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 4 feet.
Northeast swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
4 feet. Northeast swell 3 feet. Isolated showers in the evening.
Scattered showers after midnight.
.THURSDAY...Northeast winds 20 knots. Wind waves 4 feet.
Northeast swell 3 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 20 knots easing to 10 knots
after midnight. Wind waves 3 feet. Northeast swell 4 feet.
Isolated showers.
.FRIDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
Northeast swell 4 feet. Isolated showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 3 feet.
Northeast swell 3 to 4 feet. Isolated showers.

$$

PHZ121-140830-
Alenuihaha Channel-
932 AM HST Tue Apr 13 2021

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.TONIGHT...Northeast winds to 25 knots. Wind waves 6 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 6 feet.
Northeast swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
6 feet. Northeast swell 3 feet. Isolated showers.
.THURSDAY...Northeast winds 15 knots. Wind waves 5 feet.
Northeast swell 3 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Northeast swell 3 feet. Isolated showers.
.FRIDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 4 feet. Isolated showers.
.SATURDAY...Northeast winds 10 knots rising to 20 knots. Wind
waves 3 feet. North swell 3 to 4 feet. Isolated showers.

$$

PHZ122-140830-
Big Island Windward Waters-
932 AM HST Tue Apr 13 2021

.REST OF TODAY...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 4 feet. Isolated showers.
.TONIGHT...Northeast winds 15 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
North swell 4 feet. Isolated showers through the night.
.FRIDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
North swell 4 feet. Isolated showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 3 to 4 feet. Isolated showers.

$$

PHZ123-140830-
Big Island Leeward Waters-
932 AM HST Tue Apr 13 2021

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

.REST OF TODAY...Southwest winds 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 4 feet.
Northwest swell 3 feet.
.TONIGHT...East winds 15 knots west of the Big Island...east to
25 knots near South Point. Wind waves 6 feet. North swell 3 feet
in the evening. Isolated showers.
.WEDNESDAY...Southwest winds 10 knots west of the Big Island...
east to 25 knots near South Point. Wind waves 6 feet.
.WEDNESDAY NIGHT...East winds 10 knots west of the Big Island...
east to 25 knots near South Point. Wind waves 6 feet. Isolated
showers.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...east 10 knots near South Point. Wind waves 5 feet.
Isolated showers in the morning.
.THURSDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 10 knots near South Point. Wind waves 3 feet.
Isolated showers in the evening.
.FRIDAY...Winds variable less than 10 knots west of the Big
Island...east 10 knots near South Point. Wind waves 3 feet. North
swell 3 feet.
.SATURDAY...Winds variable less than 10 knots west of the Big
Island...east 10 knots near South Point. Wind waves 3 to 4 feet.
North swell 3 feet.

$$

PHZ124-140830-
Big Island Southeast Waters-
932 AM HST Tue Apr 13 2021

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...Northeast winds to 25 knots. Wind waves 6 feet.
Northeast swell 3 feet. Isolated showers through the night.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 6 feet.
Northeast swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
6 feet. Northeast swell 3 feet. Isolated showers.
.THURSDAY...Northeast winds 15 knots. Wind waves 6 feet.
Northeast swell 3 feet. Isolated showers through the day.
.THURSDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Northeast swell 3 feet. Isolated showers in the evening.
.FRIDAY...East winds 10 knots. Wind waves 3 feet. Northeast swell
3 to 4 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 3 to 4 feet.
Northeast swell 3 to 4 feet. Isolated showers.

$$

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



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