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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

957
FZHW50 PHFO 231937
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
937 AM HST Tue Apr 23 2019

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

PHZ100-240845-
937 AM HST Tue Apr 23 2019

.Synopsis for Hawaiian coastal waters...
A ridge of high pressure will remain north of the state through
Thursday, then begin to weaken Friday as a front stalls northwest
of the area.

$$

PHZ110-240845-
Kauai Northwest Waters-
937 AM HST Tue Apr 23 2019

.REST OF TODAY...East winds 20 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers through the day.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers in the evening, then scattered
showers after midnight.
.WEDNESDAY...East winds 20 knots. Wind waves 6 feet. North swell
3 feet. Isolated showers through the day.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers in the evening, then scattered
showers after midnight.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. North swell
3 feet. Isolated showers through the day.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 4 feet. Isolated showers in the evening, then scattered
showers after midnight.
.FRIDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 3 to 4 feet. North
swell 3 feet. Isolated showers.

$$

PHZ111-240845-
Kauai Windward Waters-
937 AM HST Tue Apr 23 2019

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers in the evening, then scattered
showers after midnight.
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. North swell
3 feet. Isolated showers.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers in the evening, then scattered
showers after midnight.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. North swell
3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 4 feet. Isolated showers in the evening, then scattered
showers after midnight.
.FRIDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet. Scattered showers.
.SATURDAY...East winds 10 knots. Wind waves 3 to 4 feet. North
swell 3 feet. Scattered showers.

$$

PHZ112-240845-
Kauai Leeward Waters-
937 AM HST Tue Apr 23 2019

.REST OF TODAY...East winds 20 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers late in the morning.
.TONIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.WEDNESDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...East winds 20 knots...east 10 knots in the
Kaulakahi Channel. Wind waves 5 feet. North swell 3 feet.
Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. North swell
3 feet. Isolated showers in the morning.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 3 to 4 feet. North
swell 3 feet. Isolated showers.
.SATURDAY...East winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. North swell 3 feet. Isolated
showers.

$$

PHZ113-240845-
Kauai Channel-
937 AM HST Tue Apr 23 2019

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet. Isolated
showers through the day.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet after midnight. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers through the day.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
North swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. North swell
3 feet. Isolated showers through the day.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet. Isolated showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 3 feet. North
swell 3 feet. Isolated showers.

$$

PHZ114-240845-
Oahu Windward Waters-
937 AM HST Tue Apr 23 2019

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet. Isolated
showers.
.TONIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers in the evening, then scattered
showers after midnight.
.WEDNESDAY...East winds 15 knots. Wind waves 6 feet. North swell
3 feet. Isolated showers.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers in the evening, then scattered
showers after midnight.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. North swell
3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 4 feet. Isolated showers in the evening, then scattered
showers after midnight.
.FRIDAY...East winds 15 knots. Wind waves 4 to 5 feet. North
swell 3 to 4 feet. Scattered showers.
.SATURDAY...East winds 10 knots. Wind waves 4 feet. North swell
3 feet. Scattered showers.

$$

PHZ115-240845-
Oahu Leeward Waters-
937 AM HST Tue Apr 23 2019

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet.
.THURSDAY...East winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 4 feet. North
swell 3 feet.
.FRIDAY...East winds 10 knots. Wind waves 3 to 4 feet. North
swell 3 feet. Isolated showers.
.SATURDAY...East winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 3 feet. North swell 3 feet.
Isolated showers.

$$

PHZ116-240845-
Kaiwi Channel-
937 AM HST Tue Apr 23 2019

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet. Isolated
showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. Isolated
showers in the evening. Scattered showers after midnight.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers in the evening.
Scattered showers after midnight.
.THURSDAY...Northeast winds 15 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 5 feet. North
swell 4 feet. Isolated showers in the evening. Scattered showers
after midnight.
.FRIDAY...East winds 15 knots. Wind waves 5 feet. North swell
3 to 4 feet. Isolated showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.

$$

PHZ117-240845-
Maui County Windward Waters-
937 AM HST Tue Apr 23 2019

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

$$

PHZ118-240845-
Maui County Leeward Waters-
937 AM HST Tue Apr 23 2019

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. Isolated
showers after midnight.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Northwest 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 4 feet.
North swell 3 feet. Isolated showers after midnight.
.FRIDAY...East winds 10 knots. Wind waves 3 to 4 feet. Mixed
swell north 3 feet and south 3 feet. Isolated showers.
.SATURDAY...East winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 3 feet. Mixed swell north 3 feet
and south 3 feet. Isolated showers.

$$

PHZ119-240845-
Maalaea Bay-
937 AM HST Tue Apr 23 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TODAY...North winds 20 knots. Wind waves 3 feet.
.TONIGHT...North winds 20 knots. Wind waves 3 feet.
.WEDNESDAY...North winds to 25 knots. Wind waves 3 feet.
.WEDNESDAY NIGHT...North winds to 25 knots. Wind waves 3 feet.
.THURSDAY...North winds to 25 knots. Wind waves 3 feet in the
morning then 2 feet or less.
.THURSDAY NIGHT...North winds to 25 knots. Wind waves 2 feet or
less then 3 feet after midnight.
.FRIDAY...North winds 20 knots. Wind waves 2 feet or less.
.SATURDAY...North winds 15 knots becoming variable less than
10 knots. Wind waves 2 feet or less.

$$

PHZ120-240845-
Pailolo Channel-
937 AM HST Tue Apr 23 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TODAY...East winds to 25 knots. Wind waves 6 feet.
Isolated showers.
.TONIGHT...East winds to 25 knots. Wind waves 6 feet. Isolated
showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 3 feet in the afternoon. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet. Isolated showers.
.SATURDAY...East winds 15 knots veering southeast after midnight.
Wind waves 3 feet. North swell 3 feet. Scattered showers.

$$

PHZ121-240845-
Alenuihaha Channel-
937 AM HST Tue Apr 23 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TODAY...East winds to 25 knots. Wind waves 8 feet.
Isolated showers.
.TONIGHT...East winds to 25 knots. Wind waves 7 feet. Isolated
showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet in the afternoon. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 5 to 6 feet. North
swell 3 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet. Isolated showers.

$$

PHZ122-240845-
Big Island Windward Waters-
937 AM HST Tue Apr 23 2019

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

$$

PHZ123-240845-
Big Island Leeward Waters-
937 AM HST Tue Apr 23 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TODAY...Winds variable less than 10 knots west of the
Big Island...east to 25 knots near South Point. Wind waves
8 feet. Isolated showers late in the morning.
.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 8 feet.
Isolated showers.
.WEDNESDAY...West of the Big Island, winds variable less than
10 knots becoming west 10 knots in the afternoon. Near South
Point, east winds 20 knots. Wind waves 7 feet. West swell 3 feet
in the afternoon. Isolated showers in the morning.
.WEDNESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 7 feet.
West swell 3 feet in the evening. Isolated showers.
.THURSDAY...West of the Big Island, winds variable less than
10 knots becoming west 10 knots in the afternoon. Near South
Point, east winds 20 knots. Wind waves 7 feet. Isolated showers
in the morning.
.THURSDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 6 feet.
Isolated showers.
.FRIDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 5 to 6 feet.
North swell 3 feet. Isolated showers.
.SATURDAY...West of the Big Island, winds variable less than
10 knots becoming west 10 knots. Near South Point, east winds
15 knots. Wind waves 4 to 5 feet. North swell 3 feet. Isolated
showers.

$$

PHZ124-240845-
Big Island Southeast Waters-
937 AM HST Tue Apr 23 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TODAY...Northeast winds to 25 knots. Wind waves 8 feet.
Isolated showers through the day.
.TONIGHT...Northeast winds to 25 knots. Wind waves 8 feet.
Isolated showers.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 3 feet in the afternoon. Isolated showers through
the day.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
8 feet. Northwest swell 3 feet in the evening. Isolated showers.
.THURSDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 3 feet in the afternoon. Isolated showers through the day.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 5 to 6 feet. Northwest
swell 3 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 4 to 5 feet. North
swell 3 feet. Scattered showers.

$$

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



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