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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

745
FZHW50 PHFO 220745
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
945 PM HST Thu Feb 21 2019

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

PHZ100-222015-
945 PM HST Thu Feb 21 2019

.Synopsis for Hawaiian coastal waters...
A trough near the Big Island will weaken and shift east as high
pressure builds northwest of the area over the weekend. A cold
front will approach and pass to the north early next week followed
by strong high pressure through midweek.

$$

PHZ110-222015-
Kauai Northwest Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...East winds 10 knots early in the evening
becoming variable less than 10 knots. Wind waves 6 feet. Mixed
swell west 3 feet and east 6 feet.
.FRIDAY...Winds variable less than 10 knots. Wind waves 5 feet.
Mixed swell west 3 feet and east 3 feet.
.FRIDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Swell east 3 feet.
.SATURDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 3 feet in the afternoon.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.SUNDAY...North winds 15 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet increasing to 6 feet after midnight.
Scattered showers.
.MONDAY...North winds 15 knots. Wind waves 4 feet. Northwest
swell 6 to 7 feet. Scattered showers.
.TUESDAY...North winds 20 knots. Wind waves 5 to 6 feet.
Northwest swell 9 to 11 feet and northeast 3 feet. Scattered
showers.

$$

PHZ111-222015-
Kauai Windward Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Winds variable less than 10 knots. Wind waves
6 feet. Mixed swell northwest 3 feet and east 6 feet.
.FRIDAY...Winds variable less than 10 knots. Wind waves 5 feet.
Mixed swell northwest 3 feet and east 3 feet. Isolated showers in
the afternoon.
.FRIDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Swell east 3 feet.
.SATURDAY...North winds 10 knots. Wind waves 4 feet.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.SUNDAY...North winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet increasing to 6 feet after midnight.
Scattered showers.
.MONDAY...North winds 10 knots. Wind waves 4 feet. Northwest
swell 6 to 7 feet. Scattered showers.
.TUESDAY...North winds 15 knots. Wind waves 5 to 7 feet.
Northwest swell 9 to 11 feet and northeast 3 feet. Scattered
showers.

$$

PHZ112-222015-
Kauai Leeward Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Mixed swell northwest 3 feet and east 4 feet.
.FRIDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Mixed swell northwest 3 feet and east 3 feet.
.FRIDAY NIGHT...Winds variable less than 10 knots. Wind waves
3 feet. Swell east 3 feet.
.SATURDAY...North winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet in the afternoon.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.SUNDAY...North winds 15 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 4 feet increasing to 6 feet after midnight.
Isolated showers.
.MONDAY...Northeast winds 15 knots. Wind waves 3 to 4 feet.
Northwest swell 6 to 7 feet. Scattered showers.
.TUESDAY...North winds 15 knots. Wind waves 5 to 7 feet.
Northwest swell 8 to 10 feet. Scattered showers.

$$

PHZ113-222015-
Kauai Channel-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 10 knots early in the evening
becoming variable less than 10 knots. Wind waves 5 feet. Mixed
swell northwest 3 feet and east 6 feet.
.FRIDAY...Winds variable less than 10 knots. Wind waves 5 feet.
Northwest swell 3 feet in the morning. Swell northeast 3 feet.
.FRIDAY NIGHT...Northeast winds 10 knots. Wind waves 4 feet.
Swell northeast 3 feet.
.SATURDAY...Northeast winds 10 knots. Wind waves 4 feet.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet after midnight. Isolated showers.
.SUNDAY...North winds 15 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers through the day.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 3 feet increasing to 5 feet after midnight.
Isolated showers.
.MONDAY...Northeast winds 10 knots. Wind waves 4 feet. Northwest
swell 5 to 7 feet. Isolated showers.
.TUESDAY...North winds 15 knots. Wind waves 5 to 7 feet.
Northwest swell 8 to 10 feet. Isolated showers.

$$

PHZ114-222015-
Oahu Windward Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...East winds 10 knots early in the evening
becoming variable less than 10 knots. Wind waves 6 feet. Mixed
swell northwest 3 feet and east 6 feet.
.FRIDAY...Winds variable less than 10 knots. Wind waves 5 feet.
Mixed swell northwest 3 feet and east 3 feet. Isolated showers.
.FRIDAY NIGHT...Northeast winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 5 feet. Swell east
3 feet. Isolated showers.
.SATURDAY...North winds 10 knots. Wind waves 4 feet. Isolated
showers.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet after midnight. Isolated showers.
.SUNDAY...North winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet. Scattered showers.
.MONDAY...Northeast winds 10 knots. Wind waves 4 feet. Northwest
swell 5 to 7 feet. Scattered showers.
.TUESDAY...North winds 15 knots. Wind waves 5 to 7 feet.
Northwest swell 8 to 10 feet. Scattered showers.

$$

PHZ115-222015-
Oahu Leeward Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 10 knots. Wind waves 3 feet.
Swell east 4 to 5 feet.
.FRIDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 3 feet. Swell northeast
3 feet.
.FRIDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
.SATURDAY...Northeast winds 10 knots. Wind waves 3 feet.
.SATURDAY NIGHT...North winds 15 knots. Wind waves 3 feet.
.SUNDAY...North winds 10 knots. Wind waves 3 feet in the morning
then 2 feet or less. Northwest swell 3 feet in the afternoon.
.SUNDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet.
.MONDAY...Northeast winds 10 knots. Wind waves 3 feet. Northwest
swell 4 to 6 feet. Isolated showers.
.TUESDAY...North winds 15 knots. Wind waves 4 to 6 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ116-222015-
Kaiwi Channel-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 10 knots. Wind waves 5 feet.
Mixed swell northwest 3 feet and east 6 feet. Isolated showers.
.FRIDAY...Northeast winds 10 knots. Wind waves 5 feet. Northwest
swell 3 feet in the morning. Swell northeast 3 feet. Isolated
showers.
.FRIDAY NIGHT...Northeast winds 10 knots. Wind waves 4 feet.
Swell northeast 3 feet. Isolated showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 4 feet. Isolated
showers.
.SATURDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Isolated showers.
.SUNDAY...North winds 15 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers in the morning.
.SUNDAY NIGHT...North winds 15 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...Northeast winds 10 knots. Wind waves 3 to 4 feet.
Northwest swell 5 to 7 feet. Scattered showers.
.TUESDAY...North winds 15 knots. Wind waves 4 to 6 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ117-222015-
Maui County Windward Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 10 knots. Wind waves 6 feet.
Mixed swell northwest 3 feet and east 6 feet. Scattered showers.
.FRIDAY...Northeast winds 10 knots. Wind waves 5 feet. Northwest
swell 3 feet in the morning. Swell east 3 feet. Scattered
showers.
.FRIDAY NIGHT...Northeast winds 10 knots backing north after
midnight. Wind waves 5 feet. Scattered showers.
.SATURDAY...North winds 10 knots. Wind waves 4 feet. Scattered
showers.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Isolated showers.
.SUNDAY...North winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers in the morning.
.SUNDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...North winds 10 knots. Wind waves 4 feet. Northwest
swell 5 to 7 feet. Scattered showers.
.TUESDAY...North winds 15 knots. Wind waves 4 to 6 feet.
Northwest swell 7 to 9 feet. Scattered showers.

$$

PHZ118-222015-
Maui County Leeward Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 10 knots. Wind waves 4 feet.
Swell east 5 feet. Isolated showers.
.FRIDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 4 feet. Swell northeast
3 feet. Isolated showers.
.FRIDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
Isolated showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 3 feet. Isolated
showers.
.SATURDAY NIGHT...North winds 15 knots. Wind waves 3 feet.
.SUNDAY...North winds 15 knots. Wind waves 3 feet.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
.MONDAY...North winds 10 knots. Wind waves 3 feet. Northwest
swell 3 to 5 feet. Isolated showers.
.TUESDAY...North winds 15 knots. Wind waves 4 feet. Northwest
swell 4 to 6 feet. Isolated showers.

$$

PHZ119-222015-
Maalaea Bay-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. Isolated showers early in the evening.
.FRIDAY...Northwest winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 2 feet or less. Isolated
showers through the day.
.FRIDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Isolated showers in the evening.
.SATURDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less.
.SATURDAY NIGHT...Winds variable less than 10 knots becoming
northeast 10 knots after midnight. Wind waves 2 feet or less.
.SUNDAY...North winds 10 knots. Wind waves 2 feet or less.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less.
.MONDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. Isolated showers.
.TUESDAY...North winds 10 knots. Wind waves 2 feet or less.

$$

PHZ120-222015-
Pailolo Channel-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 10 knots. Wind waves 5 feet.
Swell east 5 to 6 feet. Isolated showers.
.FRIDAY...East winds 10 knots. Wind waves 5 feet. Swell east
3 feet. Isolated showers.
.FRIDAY NIGHT...Northeast winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 4 feet. Isolated showers.
.SATURDAY...North winds 10 knots. Wind waves 4 feet. Isolated
showers through the day.
.SATURDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
Isolated showers.
.SUNDAY...North winds 10 knots. Wind waves 3 feet.
.SUNDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet after midnight. Isolated showers.
.MONDAY...North winds 10 knots. Wind waves 3 feet. Northwest
swell 3 to 5 feet. Isolated showers.
.TUESDAY...North winds 10 knots. Wind waves 3 to 4 feet.
Northwest swell 5 to 6 feet. Isolated showers.

$$

PHZ121-222015-
Alenuihaha Channel-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 6 feet.
Swell east 6 feet. Isolated showers.
.FRIDAY...Northeast winds 10 knots. Wind waves 5 feet. Swell east
3 feet. Isolated showers.
.FRIDAY NIGHT...Winds variable less than 10 knots. Wind waves
5 feet. Isolated showers through the night.
.SATURDAY...North winds 10 knots. Wind waves 4 feet. Isolated
showers.
.SATURDAY NIGHT...Northeast winds 10 knots. Wind waves 4 feet.
Isolated showers.
.SUNDAY...North winds 15 knots. Wind waves 4 feet.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...Northeast winds 10 knots. Wind waves 3 to 4 feet.
Northwest swell 4 to 6 feet. Isolated showers.
.TUESDAY...North winds 15 knots. Wind waves 3 to 5 feet.
Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ122-222015-
Big Island Windward Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Northeast winds 15 knots veering southeast
after midnight. Wind waves 7 feet. Mixed swell northwest 3 feet
and east 6 feet. Showers likely.
.FRIDAY...Southeast winds 15 knots. Wind waves 6 feet. Swell east
3 feet. Showers likely.
.FRIDAY NIGHT...South winds 10 knots. Wind waves 6 feet. Swell
east 3 feet. Showers likely.
.SATURDAY...Southeast winds 10 knots. Wind waves 4 feet. Showers
likely in the morning, then scattered showers in the afternoon.
.SATURDAY NIGHT...Southeast winds 10 knots backing north after
midnight. Wind waves 4 feet. Scattered showers.
.SUNDAY...North winds 10 knots. Wind waves 5 feet. Northwest
swell 3 feet in the afternoon. Scattered showers in the morning.
.SUNDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...North winds 10 knots becoming variable less than
10 knots. Wind waves 3 to 4 feet. Northwest swell 4 to 6 feet.
Scattered showers.
.TUESDAY...North winds 10 knots becoming northwest 20 knots. Wind
waves 4 to 6 feet. Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ123-222015-
Big Island Leeward Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...North winds 15 knots veering east after
midnight. Wind waves 6 feet. Swell northeast 5 to 6 feet.
Isolated showers.
.FRIDAY...Southeast winds 15 knots. Wind waves 6 feet. Swell
northeast 3 feet. Scattered showers.
.FRIDAY NIGHT...Southeast winds 10 knots. Wind waves 6 feet.
Swell northeast 3 feet. Scattered showers.
.SATURDAY...Southeast winds 10 knots backing north in the
afternoon. Wind waves 4 feet. Scattered showers.
.SATURDAY NIGHT...North winds 10 knots west of the Big Island...
variable less than 10 knots near South Point. Wind waves 4 feet.
.SUNDAY...Northwest winds 10 knots west of the Big Island...
variable less than 10 knots near South Point. Wind waves 4 feet.
.SUNDAY NIGHT...North winds 15 knots. Wind waves 3 feet.
.MONDAY...Northeast winds 10 knots. Wind waves 3 feet. Northwest
swell 3 to 4 feet.
.TUESDAY...Northwest winds 10 knots. Wind waves 3 to 5 feet.
Northwest swell 4 to 5 feet.

$$

PHZ124-222015-
Big Island Southeast Waters-
945 PM HST Thu Feb 21 2019

.REST OF TONIGHT...Southeast winds 15 knots. Wind waves 7 feet.
Swell east 5 to 6 feet. Showers likely.
.FRIDAY...Southeast winds 15 knots. Wind waves 6 feet. Swell east
3 feet. Showers likely.
.FRIDAY NIGHT...Southeast winds 10 knots. Wind waves 6 feet.
Swell east 3 feet. Showers likely.
.SATURDAY...Southeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 4 feet. Swell east
3 feet. Showers likely in the morning, then scattered showers in
the afternoon.
.SATURDAY NIGHT...Winds variable less than 10 knots becoming
north 10 knots after midnight. Wind waves 4 feet. Scattered
showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 feet. Scattered
showers in the morning.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Isolated showers.
.MONDAY...Northeast winds 10 knots. Wind waves 4 to 5 feet.
Northwest swell 3 feet. Isolated showers.
.TUESDAY...Northwest winds 10 knots in the morning becoming
variable less than 10 knots, then becoming north 15 knots. Wind
waves 3 to 5 feet. Northwest swell 3 to 5 feet. Isolated showers.

$$

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



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