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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

025
FZHW50 PHFO 220105
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
305 PM HST Fri Feb 21 2020

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

PHZ100-221330-
305 PM HST Fri Feb 21 2020

.Synopsis for Hawaiian coastal waters...
A strong high northeast of the area will move southeast at
10 knots and maintain strong trade winds through tonight. A front
will approach from the north over the weekend, then dissipate
north of the area on Monday. A new high moving east behind the
front will be north of the area Tuesday.

$$

PHZ110-221330-
Kauai Northwest Waters-
305 PM HST Fri Feb 21 2020

.TONIGHT...East winds 20 knots. Wind waves 8 feet. Northwest
swell 5 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 7 feet. Northwest
swell 6 feet. Isolated showers.
.SATURDAY NIGHT...Southeast winds 10 knots. Wind waves 6 feet.
Northwest swell 5 feet. Isolated showers through the night.
.SUNDAY...Southwest winds 10 knots. Wind waves 5 feet. Northwest
swell 5 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Winds variable less than 10 knots becoming
northeast 10 knots after midnight. Wind waves 5 feet. Northwest
swell 4 feet. Scattered showers after midnight.
.MONDAY...Northeast winds 10 knots. Wind waves 6 feet. Northwest
swell 4 feet increasing to 6 feet in the afternoon. Scattered
showers.
.MONDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 feet increasing to 11 feet after midnight. Scattered
showers.
.TUESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 11 to 13 feet. Scattered showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 7 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ111-221330-
Kauai Windward Waters-
305 PM HST Fri Feb 21 2020

.TONIGHT...East winds 15 knots. Wind waves 8 feet. Northwest
swell 5 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 7 feet. Northwest
swell 6 feet. Isolated showers.
.SATURDAY NIGHT...Southeast winds 10 knots. Wind waves 6 feet.
Northwest swell 5 feet. Isolated showers.
.SUNDAY...Winds variable less than 10 knots becoming southwest
10 knots in the afternoon. Wind waves 5 feet. Northwest swell
5 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Northwest winds 10 knots veering north after
midnight. Wind waves 5 feet. Northwest swell 4 feet. Scattered
showers after midnight.
.MONDAY...Northeast winds 10 knots. Wind waves 6 feet. Northwest
swell 4 feet increasing to 6 feet in the afternoon. Scattered
showers.
.MONDAY NIGHT...East winds 15 knots. Wind waves 7 feet. Northwest
swell 7 feet increasing to 10 feet after midnight. Scattered
showers.
.TUESDAY...East winds 15 knots. Wind waves 8 feet. Northwest
swell 11 to 13 feet. Scattered showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 7 feet.
Northwest swell 7 to 9 feet. Scattered showers.

$$

PHZ112-221330-
Kauai Leeward Waters-
305 PM HST Fri Feb 21 2020

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 5 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 7 feet. Northwest
swell 6 feet.
.SATURDAY NIGHT...Southeast winds 10 knots in the evening
becoming variable less than 10 knots. Wind waves 5 feet.
Northwest swell 5 feet. Isolated showers after midnight.
.SUNDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers in the morning.
.SUNDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers after midnight.
.MONDAY...Northeast winds 10 knots. Wind waves 5 feet. Northwest
swell 4 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 6 feet increasing to 10 feet after midnight.
Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 7 to 8 feet. Northwest
swell 11 to 13 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 7 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ113-221330-
Kauai Channel-
305 PM HST Fri Feb 21 2020

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 4 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 7 feet. Northwest
swell 6 feet. Isolated showers.
.SATURDAY NIGHT...East winds 15 knots veering south after
midnight. Wind waves 6 feet. Northwest swell 5 feet. Isolated
showers.
.SUNDAY...Winds variable less than 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Northwest winds 10 knots veering north after
midnight. Wind waves 5 feet. Northwest swell 4 feet. Isolated
showers after midnight.
.MONDAY...Northeast winds 15 knots. Wind waves 6 feet. Northwest
swell 4 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 5 feet increasing to 8 feet after midnight.
Isolated showers.
.TUESDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet.
Northwest swell 10 to 12 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ114-221330-
Oahu Windward Waters-
305 PM HST Fri Feb 21 2020

.TONIGHT...East winds 20 knots. Wind waves 8 feet. Northwest
swell 5 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 8 feet. Northwest
swell 6 feet. Isolated showers.
.SATURDAY NIGHT...Southeast winds 15 knots. Wind waves 7 feet.
Northwest swell 6 feet. Isolated showers.
.SUNDAY...South winds 10 knots. Wind waves 6 feet. Northwest
swell 5 feet. Isolated showers in the morning.
.SUNDAY NIGHT...North winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers after midnight.
.MONDAY...Northeast winds 10 knots. Wind waves 6 feet. Northwest
swell 4 feet. Isolated showers.
.MONDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 5 feet increasing to 8 feet after midnight. Scattered
showers.
.TUESDAY...East winds 15 knots. Wind waves 8 feet. Northwest
swell 10 to 12 feet. Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 8 to 10 feet. Isolated showers.

$$

PHZ115-221330-
Oahu Leeward Waters-
305 PM HST Fri Feb 21 2020

.TONIGHT...East winds 15 knots. Wind waves 7 feet. Northwest
swell 4 feet.
.SATURDAY...East winds 15 knots in the morning becoming variable
less than 10 knots. Wind waves 6 feet. Northwest swell 5 feet.
.SATURDAY NIGHT...Winds variable less than 10 knots. Wind waves
5 feet. Northwest swell 4 feet. Isolated showers after midnight.
.SUNDAY...East winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 4 feet. Northwest swell 4 feet.
Isolated showers in the morning.
.SUNDAY NIGHT...Winds variable less than 10 knots becoming north
10 knots after midnight. Wind waves 4 feet. Northwest swell
3 feet.
.MONDAY...Northeast winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet.
.MONDAY NIGHT...Northeast winds 15 knots. Wind waves 6 feet.
Northwest swell 3 feet increasing to 6 feet after midnight.
Isolated showers.
.TUESDAY...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 8 to 10 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ116-221330-
Kaiwi Channel-
305 PM HST Fri Feb 21 2020

.TONIGHT...East winds 20 knots. Wind waves 8 feet. North swell
4 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 8 feet. Northwest
swell 5 feet. Isolated showers.
.SATURDAY NIGHT...Southeast winds 15 knots. Wind waves 7 feet.
Northwest swell 5 feet. Isolated showers.
.SUNDAY...South winds 10 knots. Wind waves 6 feet. Northwest
swell 5 feet. Isolated showers in the morning.
.SUNDAY NIGHT...North winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers after midnight.
.MONDAY...Northeast winds 10 knots. Wind waves 5 feet. Northwest
swell 4 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 15 knots. Wind waves 7 feet.
Northwest swell 4 feet increasing to 6 feet after midnight.
Isolated showers.
.TUESDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet.
Northwest swell 9 to 11 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 8 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ117-221330-
Maui County Windward Waters-
305 PM HST Fri Feb 21 2020

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

.TONIGHT...East winds to 25 knots. Wind waves 8 feet. Northwest
swell 4 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves 9 feet. Northwest
swell 5 feet. Isolated showers.
.SATURDAY NIGHT...Southeast winds 20 knots. Wind waves 7 feet.
Northwest swell 5 feet. Isolated showers.
.SUNDAY...Southeast winds 20 knots easing to 10 knots in the
afternoon. Wind waves 7 feet. Northwest swell 5 feet. Isolated
showers in the morning.
.SUNDAY NIGHT...East winds 10 knots. Wind waves 6 feet. Northwest
swell 4 feet. Isolated showers after midnight.
.MONDAY...East winds 10 knots. Wind waves 5 feet. Northwest swell
4 feet. Isolated showers.
.MONDAY NIGHT...East winds 15 knots. Wind waves 7 feet. Northwest
swell 4 feet increasing to 6 feet after midnight. Scattered
showers.
.TUESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 9 to 11 feet. Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 8 to 10 feet. Scattered showers.

$$

PHZ118-221330-
Maui County Leeward Waters-
305 PM HST Fri Feb 21 2020

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

.TONIGHT...East winds 20 knots. Wind waves 9 feet. Northwest
swell 3 feet.
.SATURDAY...East winds 10 knots. Wind waves 7 feet. Northwest
swell 4 feet.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers after midnight.
.SUNDAY...Southeast winds 10 knots veering west in the afternoon.
Wind waves 5 feet. Northwest swell 3 feet. Isolated showers in
the morning.
.SUNDAY NIGHT...Winds variable less than 10 knots becoming north
10 knots after midnight. Wind waves 4 feet. Northwest swell
3 feet.
.MONDAY...Northeast winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet.
.MONDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers.
.TUESDAY...Northeast winds 15 knots. Wind waves 6 feet. Northwest
swell 6 to 8 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 6 feet.
Northwest swell 5 to 7 feet. Isolated showers.

$$

PHZ119-221330-
Maalaea Bay-
305 PM HST Fri Feb 21 2020

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

.TONIGHT...North winds to 25 knots. Wind waves 3 feet.
.SATURDAY...North winds 20 knots becoming northeast 10 knots in
the afternoon. Wind waves 3 feet in the morning then 2 feet or
less.
.SATURDAY NIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less.
.SUNDAY...Winds variable less than 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.
.MONDAY NIGHT...North winds 10 knots rising to 20 knots after
midnight. Wind waves 3 feet.
.TUESDAY...North winds to 25 knots. Wind waves 3 feet.
.WEDNESDAY...North winds to 25 knots. Wind waves 4 to 6 feet.

$$

PHZ120-221330-
Pailolo Channel-
305 PM HST Fri Feb 21 2020

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

.TONIGHT...East winds to 25 knots. Wind waves 8 feet. North swell
3 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 8 feet. Northwest
swell 4 feet. Isolated showers in the afternoon.
.SATURDAY NIGHT...Northeast winds 10 knots. Wind waves 7 feet.
Northwest swell 4 feet. Isolated showers.
.SUNDAY...Winds variable less than 10 knots becoming northwest
10 knots in the afternoon. Wind waves 6 feet. Northwest swell
3 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
5 feet. Northwest swell 3 feet.
.MONDAY...Winds variable less than 10 knots becoming northeast
10 knots in the afternoon. Wind waves 5 feet.
.MONDAY NIGHT...Northeast winds 15 knots. Wind waves 7 feet.
Northwest swell 4 feet after midnight. Isolated showers.
.TUESDAY...East winds to 25 knots. Wind waves 6 to 7 feet.
Northwest swell 6 to 8 feet. Isolated showers.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 8 to
10 feet. Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ121-221330-
Alenuihaha Channel-
305 PM HST Fri Feb 21 2020

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

.TONIGHT...East winds to 25 knots. Wind waves 10 feet. Northwest
swell 4 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves 8 feet. Northwest
swell 5 feet. Isolated showers in the afternoon.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 7 feet.
Northwest swell 5 feet. Isolated showers.
.SUNDAY...Northeast winds 15 knots backing northwest in the
afternoon. Wind waves 7 feet. Northwest swell 5 feet. Isolated
showers in the morning.
.SUNDAY NIGHT...Northeast winds 10 knots. Wind waves 6 feet.
Northwest swell 4 feet.
.MONDAY...Northeast winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 3 feet. Isolated showers.
.TUESDAY...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 7 to 9 feet. Isolated showers.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 8 to
10 feet. Northwest swell 8 to 10 feet. Isolated showers.

$$

PHZ122-221330-
Big Island Windward Waters-
305 PM HST Fri Feb 21 2020

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

.TONIGHT...East winds to 25 knots. Wind waves 8 feet. Northwest
swell 4 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves 8 feet. Northwest
swell 5 feet. Isolated showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 7 feet.
Northwest swell 5 feet. Isolated showers.
.SUNDAY...Southeast winds 15 knots. Wind waves 7 feet. Northwest
swell 5 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Southeast winds 10 knots. Wind waves 6 feet.
Northwest swell 4 feet. Isolated showers after midnight.
.MONDAY...East winds 10 knots. Wind waves 5 feet. Northwest swell
4 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 15 knots. Wind waves 6 feet.
Northwest swell 4 feet. Scattered showers.
.TUESDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 7 to 9 feet. Scattered showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet.
Northwest swell 8 to 10 feet. Scattered showers.

$$

PHZ123-221330-
Big Island Leeward Waters-
305 PM HST Fri Feb 21 2020

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

.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 10 feet.
Northwest swell 3 feet. Isolated showers.
.SATURDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 10 feet.
Northwest swell 3 feet.
.SATURDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 8 feet.
Northwest swell 4 feet. Isolated showers after midnight.
.SUNDAY...West of the Big Island, north winds 10 knots. Near
South Point, east winds 20 knots easing to 10 knots in the
afternoon. Wind waves 8 feet. Northwest swell 4 feet. Isolated
showers in the morning.
.SUNDAY NIGHT...West of the Big Island, north winds 10 knots in
the evening becoming variable less than 10 knots. Near South
Point, east winds 10 knots. Wind waves 6 feet. Northwest swell
4 feet.
.MONDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 6 feet.
Northwest swell 3 feet.
.MONDAY NIGHT...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.
.TUESDAY...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.
.WEDNESDAY...West of the Big Island, winds variable less than
10 knots becoming southeast 10 knots in the evening, then backing
north after midnight. Near South Point, east winds 20 knots. Wind
waves 8 to 9 feet. Northwest swell 5 to 7 feet. Isolated showers.

$$

PHZ124-221330-
Big Island Southeast Waters-
305 PM HST Fri Feb 21 2020

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

.TONIGHT...East winds to 25 knots. Wind waves 10 feet. North
swell 3 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves 9 feet. North swell
3 feet. Isolated showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 8 feet.
Northwest swell 4 feet. Isolated showers through the night.
.SUNDAY...East winds 15 knots. Wind waves 7 feet. Northwest swell
4 feet. Isolated showers in the morning.
.SUNDAY NIGHT...East winds 10 knots. Wind waves 6 feet. Northwest
swell 4 feet. Isolated showers after midnight.
.MONDAY...Northeast winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.MONDAY NIGHT...Northeast winds 20 knots. Wind waves 8 feet.
Northwest swell 3 feet. Isolated showers.
.TUESDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 5 to 7 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 9 feet.
Northwest swell 6 to 8 feet. Isolated showers.

$$

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



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