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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

676
FZHW50 PHFO 171922
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
922 AM HST Fri Jan 17 2020

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

PHZ100-180830-
922 AM HST Fri Jan 17 2020

.Synopsis for Hawaiian coastal waters...
High pressure will build north of the area over the weekend
behind a dissipating front. Ridge of high pressure will shift
southward into the area by Tuesday.

$$

PHZ110-180830-
Kauai Northwest Waters-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 6 feet increasing to 8 feet in the afternoon.
Showers in the morning, then isolated showers in the afternoon.
.TONIGHT...Northeast winds 20 knots. Wind waves 7 feet. North
swell 9 feet. Isolated showers.
.SATURDAY...Northeast winds to 25 knots. Wind waves 7 feet. North
swell 8 feet. Isolated showers in the morning.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
North swell 7 feet. Isolated showers.
.SUNDAY...East winds to 25 knots. Wind waves 7 feet. North swell
8 feet. Isolated showers in the morning.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 8 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 5 to 6 feet. North
swell 6 to 8 feet. Isolated showers.
.TUESDAY...East winds 15 knots in the morning becoming variable
less than 10 knots. Wind waves 4 to 5 feet. Northwest swell 4 to
5 feet.

$$

PHZ111-180830-
Kauai Windward Waters-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 6 feet increasing to 8 feet in the afternoon. Showers in
the morning, then isolated showers in the afternoon.
.TONIGHT...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 9 feet. Isolated showers.
.SATURDAY...Northeast winds 20 knots. Wind waves 6 feet. North
swell 8 feet. Isolated showers in the morning.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 7 feet. Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves 6 feet. North swell
8 feet. Scattered showers in the morning.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. North
swell 9 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 5 to 6 feet. North
swell 6 to 8 feet. Isolated showers.
.TUESDAY...Southeast winds 15 knots in the morning becoming
variable less than 10 knots. Wind waves 4 to 5 feet. North swell
4 to 6 feet.

$$

PHZ112-180830-
Kauai Leeward Waters-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 6 feet. Showers in the morning, then isolated
showers in the afternoon.
.TONIGHT...Northeast winds to 25 knots. In the Kaulakahi Channel,
northeast winds to 25 knots easing to 15 knots after midnight.
Wind waves 7 feet. North swell 9 feet. Isolated showers.
.SATURDAY...Northeast winds to 25 knots...northeast 15 knots in
the Kaulakahi Channel. Wind waves 7 feet. North swell 7 feet.
.SATURDAY NIGHT...Northeast winds to 25 knots...east 15 knots in
the Kaulakahi Channel. Wind waves 7 feet. North swell 7 feet.
Isolated showers.
.SUNDAY...East winds to 25 knots...east 15 knots in the Kaulakahi
Channel. Wind waves 7 feet. North swell 7 feet. Isolated showers
in the morning.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 8 feet.
.MONDAY...East winds 15 knots. Wind waves 4 to 6 feet. North
swell 6 to 8 feet. Isolated showers.
.TUESDAY...Southeast winds 15 knots in the morning becoming
variable less than 10 knots. Wind waves 3 to 4 feet. Northwest
swell 4 to 5 feet.

$$

PHZ113-180830-
Kauai Channel-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 3 feet increasing to 7 feet in the afternoon.
Showers in the morning, then scattered showers in the afternoon.
.TONIGHT...Northeast winds to 25 knots. Wind waves 7 feet. North
swell 9 feet. Isolated showers.
.SATURDAY...Northeast winds to 25 knots. Wind waves 7 feet. North
swell 8 feet.
.SATURDAY NIGHT...Northeast winds to 25 knots. Wind waves 7 feet.
North swell 7 feet. Isolated showers.
.SUNDAY...Northeast winds to 25 knots. Wind waves 7 feet. North
swell 7 feet. Isolated showers in the morning.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 9 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 5 to 6 feet. North
swell 6 to 8 feet. Isolated showers.
.TUESDAY...East winds 15 knots in the morning becoming variable
less than 10 knots. Wind waves 4 feet. North swell 4 to 6 feet.

$$

PHZ114-180830-
Oahu Windward Waters-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 3 feet increasing to 7 feet in the afternoon. Showers
likely.
.TONIGHT...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 9 feet. Isolated showers.
.SATURDAY...Northeast winds 20 knots. Wind waves 7 feet. North
swell 8 feet. Isolated showers in the morning.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
North swell 7 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 7 feet. North
swell 8 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 9 feet. Isolated showers.
.MONDAY...East winds 20 knots. Wind waves 6 to 7 feet. North
swell 7 to 9 feet. Isolated showers.
.TUESDAY...East winds 20 knots easing to 10 knots. Wind waves
4 to 6 feet. North swell 4 to 6 feet.

$$

PHZ115-180830-
Oahu Leeward Waters-
922 AM HST Fri Jan 17 2020

.TODAY...Northeast winds 20 knots. Wind waves 5 feet. Northwest
swell 5 feet in the afternoon. Showers likely.
.TONIGHT...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 8 feet.
.SATURDAY...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 7 feet.
.SATURDAY NIGHT...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 6 feet. Isolated showers.
.SUNDAY...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 7 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 8 feet.
.MONDAY...East winds 20 knots easing to 10 knots. Wind waves 4 to
6 feet. Northwest swell 6 to 8 feet.
.TUESDAY...North winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 3 to 4 feet. Northwest swell 3 to
5 feet.

$$

PHZ116-180830-
Kaiwi Channel-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds 20 knots. Wind waves 5 feet. Northwest
swell 4 feet in the afternoon. Showers likely.
.TONIGHT...Northeast winds to 25 knots. Wind waves 7 feet. North
swell 8 feet. Isolated showers.
.SATURDAY...Northeast winds to 25 knots. Wind waves 6 feet. North
swell 8 feet.
.SATURDAY NIGHT...Northeast winds to 25 knots. Wind waves 7 feet.
North swell 7 feet. Isolated showers through the night.
.SUNDAY...Northeast winds to 25 knots. Wind waves 7 feet. North
swell 7 feet increasing to 9 feet in the afternoon. Isolated
showers through the day.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 9 feet. Isolated showers.
.MONDAY...East winds 20 knots. Wind waves 6 to 7 feet. North
swell 7 to 9 feet. Isolated showers.
.TUESDAY...Southeast winds 20 knots becoming southwest 10 knots
in the afternoon, then becoming variable less than 10 knots. Wind
waves 4 to 6 feet. North swell 4 to 6 feet.

$$

PHZ117-180830-
Maui County Windward Waters-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds 20 knots. Wind waves 5 feet. Northwest
swell 4 feet in the afternoon. Showers likely.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 8 feet. Isolated showers.
.SATURDAY...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 8 feet. Isolated showers in the morning.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 7 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SUNDAY...Northeast winds 20 knots. Wind waves 7 feet. North
swell 7 feet increasing to 9 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 7 feet. North
swell 10 feet. Isolated showers.
.MONDAY...East winds 20 knots. Wind waves 6 to 7 feet. North
swell 8 to 10 feet. Isolated showers.
.TUESDAY...Southeast winds 15 knots. Wind waves 5 to 6 feet.
North swell 5 to 7 feet.

$$

PHZ118-180830-
Maui County Leeward Waters-
922 AM HST Fri Jan 17 2020

.TODAY...Northeast winds 20 knots. Wind waves 5 feet. Showers
likely.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. North
swell 5 feet. Isolated showers.
.SATURDAY...Northeast winds 20 knots. Wind waves 6 feet. North
swell 6 feet.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 6 feet. Isolated showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. North
swell 5 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 6 feet.
North swell 7 feet.
.MONDAY...East winds 15 knots. Wind waves 5 to 6 feet. North
swell 5 to 7 feet.
.TUESDAY...Northeast winds 10 knots becoming variable less than
10 knots. Wind waves 3 to 5 feet. North swell 3 to 5 feet.

$$

PHZ119-180830-
Maalaea Bay-
922 AM HST Fri Jan 17 2020

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

.TODAY...Winds variable less than 10 knots becoming north to
25 knots in the afternoon. Wind waves 2 feet or less. Scattered
showers.
.TONIGHT...North winds to 25 knots. Wind waves 3 feet.
.SATURDAY...North winds to 25 knots. Wind waves 3 feet.
.SATURDAY NIGHT...North winds to 30 knots. Wind waves 3 feet.
.SUNDAY...North winds to 30 knots. Wind waves 3 feet.
.SUNDAY NIGHT...North winds to 30 knots. Wind waves 3 feet.
.MONDAY...North winds to 25 knots. Wind waves 3 feet.
.TUESDAY...North winds to 25 knots becoming variable less than
10 knots. Wind waves 2 feet or less.

$$

PHZ120-180830-
Pailolo Channel-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds 20 knots. Wind waves 5 feet. Numerous
showers in the morning, then scattered showers in the afternoon.
.TONIGHT...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 6 feet. Isolated showers.
.SATURDAY...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 7 feet.
.SATURDAY NIGHT...East winds to 25 knots. Wind waves 6 feet.
North swell 7 feet. Isolated showers.
.SUNDAY...Northeast winds to 25 knots. Wind waves 6 feet. North
swell 7 feet. Isolated showers through the day.
.SUNDAY NIGHT...East winds to 30 knots. Wind waves 6 feet.
Northwest swell 8 feet. Isolated showers.
.MONDAY...East winds to 25 knots. Wind waves 5 to 6 feet.
Northwest swell 6 to 8 feet. Isolated showers.
.TUESDAY...Northeast winds to 25 knots becoming northwest
10 knots in the afternoon, then becoming variable less than
10 knots. Wind waves 4 to 5 feet. Northwest swell 4 to 5 feet.

$$

PHZ121-180830-
Alenuihaha Channel-
922 AM HST Fri Jan 17 2020

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

.TODAY...Winds variable less than 10 knots becoming northeast to
25 knots in the afternoon. Wind waves 6 feet. Scattered showers.
.TONIGHT...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 5 feet increasing to 7 feet after midnight.
Scattered showers.
.SATURDAY...Northeast winds to 25 knots. Wind waves 7 feet. North
swell 8 feet.
.SATURDAY NIGHT...Northeast winds to 25 knots. Wind waves 8 feet.
North swell 7 feet. Isolated showers in the evening. Scattered
showers after midnight.
.SUNDAY...Northeast winds to 30 knots. Wind waves 8 feet. North
swell 7 feet. Scattered showers in the morning. Isolated showers
in the afternoon.
.SUNDAY NIGHT...Northeast winds to 25 knots. Wind waves 8 feet.
North swell 10 feet. Isolated showers.
.MONDAY...East winds to 25 knots. Wind waves 6 to 8 feet.
Northwest swell 7 to 9 feet.
.TUESDAY...East winds to 25 knots easing to 15 knots. Wind waves
5 to 6 feet. Northwest swell 4 to 6 feet.

$$

PHZ122-180830-
Big Island Windward Waters-
922 AM HST Fri Jan 17 2020

.TODAY...Winds variable less than 10 knots becoming northeast
15 knots in the afternoon. Wind waves 5 feet. Scattered showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 5 feet increasing to 8 feet after midnight. Scattered
showers.
.SATURDAY...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 8 feet. Isolated showers in the morning.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 8 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. North
swell 7 feet. Numerous showers in the morning, then isolated
showers in the afternoon.
.SUNDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 10 feet. Isolated showers.
.MONDAY...East winds 20 knots. Wind waves 6 feet. North swell
8 to 10 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 5 to 6 feet. North
swell 5 to 7 feet.

$$

PHZ123-180830-
Big Island Leeward Waters-
922 AM HST Fri Jan 17 2020

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

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

$$

PHZ124-180830-
Big Island Southeast Waters-
922 AM HST Fri Jan 17 2020

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

.TODAY...Northeast winds 10 knots. Wind waves 5 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.TONIGHT...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 3 feet after midnight. Scattered showers.
.SATURDAY...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 5 feet. Scattered showers in the morning.
.SATURDAY NIGHT...Northeast winds to 30 knots. Wind waves 9 feet.
North swell 7 feet. Isolated showers.
.SUNDAY...Northeast winds to 25 knots. Wind waves 9 feet. North
swell 7 feet. Isolated showers in the morning.
.SUNDAY NIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
North swell 8 feet. Isolated showers.
.MONDAY...Northeast winds to 25 knots. Wind waves 8 to 9 feet.
North swell 7 to 9 feet. Isolated showers.
.TUESDAY...Northeast winds to 25 knots becoming east 15 knots.
Wind waves 6 to 8 feet. Northwest swell 4 to 6 feet.

$$

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



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