Coastal Waters Forecast
Issued by NWS Honolulu, HI

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000
FZHW50 PHFO 161312
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
312 AM HST Sat Dec 16 2017

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

PHZ100-170145-
312 AM HST Sat Dec 16 2017

.Synopsis for Hawaiian coastal waters...
Winds and seas will continue to subside today, as a low pressure
trough moves westward over the state. This trough will produce
light winds over the area through early next week, then northeast
winds will increase across western sections on Tuesday as a cold
front moves in.

$$

PHZ110-170145-
Kauai Northwest Waters-
312 AM HST Sat Dec 16 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS MORNING...

.TODAY...Northeast winds 15 knots. Wind waves 6 feet. Northwest
swell 6 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TONIGHT...Northeast winds 10 knots. Wind waves 5 feet. Northwest
swell 6 feet. Scattered showers in the evening. Slight chance of
thunderstorms through the night. Isolated showers after midnight.
.SUNDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 5 feet. Northwest swell
6 feet. Isolated showers through the day.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 6 feet. Isolated showers in the evening,
then scattered showers after midnight.
.MONDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Scattered showers in the morning, then
isolated showers in the afternoon.
.MONDAY NIGHT...Northeast winds 10 knots. Wind waves 4 feet.
North swell 8 feet. Scattered showers.
.TUESDAY...Northeast winds 15 knots rising to 25 knots. Wind
waves 5 to 7 feet. North swell 8 to 9 feet. Scattered showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 to 6 feet.
North swell 7 to 8 feet. Scattered showers.

$$

PHZ111-170145-
Kauai Windward Waters-
312 AM HST Sat Dec 16 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS MORNING...

.TODAY...Northeast winds 15 knots. Wind waves 6 feet. Northwest
swell 6 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TONIGHT...East winds 10 knots. Wind waves 5 feet. Northwest
swell 6 feet. Scattered showers and slight chance of
thunderstorms.
.SUNDAY...Winds variable less than 10 knots becoming southwest
10 knots in the afternoon. Wind waves 5 feet. Northwest swell
6 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
5 feet. Northwest swell 6 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 5 feet increasing to 7 feet in the afternoon.
Scattered showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 8 feet. Scattered showers.
.TUESDAY...Northeast winds 10 knots rising to 20 knots. Wind
waves 4 to 6 feet. North swell 8 to 9 feet. Scattered showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 to 6 feet.
North swell 7 to 8 feet. Scattered showers.

$$

PHZ112-170145-
Kauai Leeward Waters-
312 AM HST Sat Dec 16 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS MORNING...

.TODAY...North winds 15 knots. Wind waves 5 feet. Northwest swell
6 feet. Scattered showers through the day. Slight chance of
thunderstorms in the afternoon.
.TONIGHT...Northeast winds 10 knots. Wind waves 4 feet. Northwest
swell 6 feet. Scattered showers in the evening. Slight chance of
thunderstorms through the night. Isolated showers after midnight.
.SUNDAY...East winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 3 feet. Northwest swell 6 feet.
Isolated showers through the day.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
3 feet. Northwest swell 6 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots. Wind waves 3 feet in
the morning then 2 feet or less. Northwest swell 5 feet. Isolated
showers.
.MONDAY NIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. Northwest swell 7 feet. Isolated showers.
.TUESDAY...Northeast winds 10 knots rising to 20 knots. Wind
waves 4 to 6 feet. North swell 7 to 9 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 to 6 feet.
North swell 6 to 7 feet. Isolated showers.

$$

PHZ113-170145-
Kauai Channel-
312 AM HST Sat Dec 16 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS MORNING...

.TODAY...North winds 15 knots veering east in the afternoon. Wind
waves 5 feet. North swell 6 feet. Scattered heavy showers and
slight chance of thunderstorms.
.TONIGHT...Winds variable less than 10 knots. Wind waves 5 feet.
Northwest swell 6 feet. Scattered showers and slight chance of
thunderstorms.
.SUNDAY...Southwest winds 10 knots. Wind waves 5 feet. Northwest
swell 6 feet. Scattered showers.
.SUNDAY NIGHT...Southwest winds 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Isolated showers.
.MONDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 7 feet. Isolated showers.
.TUESDAY...Northeast winds 10 knots rising to 20 knots after
midnight. Wind waves 4 to 5 feet. North swell 7 to 8 feet.
Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 5 to 6 feet.
North swell 7 to 8 feet. Scattered showers.

$$

PHZ114-170145-
Oahu Windward Waters-
312 AM HST Sat Dec 16 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS MORNING...

.TODAY...East winds 10 knots. Wind waves 5 feet. Northwest swell
6 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TONIGHT...Southeast winds 15 knots. Wind waves 6 feet. Northwest
swell 6 feet. Scattered showers and slight chance of
thunderstorms.
.SUNDAY...South winds 10 knots. Wind waves 6 feet. Northwest
swell 6 feet. Scattered showers.
.SUNDAY NIGHT...Southwest winds 10 knots. Wind waves 5 feet.
Northwest swell 6 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Isolated showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 7 feet. Isolated showers in the evening,
then scattered showers after midnight.
.TUESDAY...Northeast winds 10 knots rising to 20 knots after
midnight. Wind waves 4 to 6 feet. North swell 7 to 9 feet.
Scattered showers.
.WEDNESDAY...North winds 15 knots. Wind waves 5 to 6 feet. North
swell 7 to 8 feet. Scattered showers.

$$

PHZ115-170145-
Oahu Leeward Waters-
312 AM HST Sat Dec 16 2017

.TODAY...North winds 15 knots veering south in the afternoon.
Wind waves 4 feet. Northwest swell 6 feet. Scattered heavy
showers and slight chance of thunderstorms.
.TONIGHT...Southwest winds 10 knots. Wind waves 3 feet. Northwest
swell 5 feet. Scattered showers and slight chance of
thunderstorms.
.SUNDAY...South winds 10 knots. Wind waves 3 feet. Northwest
swell 5 feet. Scattered showers.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
3 feet. Northwest swell 5 feet. Isolated showers.
.MONDAY...Winds variable less than 10 knots. Wind waves 3 feet.
Northwest swell 4 feet. Isolated showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Northwest swell 6 feet. Isolated showers.
.TUESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots, then becoming northeast 10 knots.
Wind waves 3 feet. Northwest swell 7 to 8 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 7 feet. Isolated showers.

$$

PHZ116-170145-
Kaiwi Channel-
312 AM HST Sat Dec 16 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS MORNING...

.TODAY...Southeast winds 10 knots. Wind waves 4 feet. North swell
6 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TONIGHT...South winds 15 knots. Wind waves 5 feet. North swell
5 feet. Scattered showers and slight chance of thunderstorms.
.SUNDAY...South winds 15 knots. Wind waves 5 feet. Northwest
swell 5 feet. Scattered showers.
.SUNDAY NIGHT...Southwest winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 5 feet. Northwest swell
5 feet. Isolated showers.
.MONDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Isolated showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 6 feet. Scattered showers.
.TUESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots, then becoming northeast 10 knots.
Wind waves 3 to 4 feet. North swell 7 to 8 feet. Isolated
showers.
.WEDNESDAY...North winds 15 knots. Wind waves 4 to 5 feet. North
swell 7 to 8 feet. Scattered showers.

$$

PHZ117-170145-
Maui County Windward Waters-
312 AM HST Sat Dec 16 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS MORNING...

.TODAY...Southeast winds 10 knots. Wind waves 5 feet. Northwest
swell 6 feet. Heavy showers likely in the morning. Slight chance
of thunderstorms through the day. Scattered heavy showers in the
afternoon.
.TONIGHT...Southeast winds 10 knots. Wind waves 5 feet. Northwest
swell 5 feet. Scattered showers and slight chance of
thunderstorms.
.SUNDAY...South winds 10 knots. Wind waves 5 feet. Northwest
swell 5 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.SUNDAY NIGHT...Southwest winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 5 feet. Northwest swell
5 feet. Isolated showers in the evening, then scattered showers
after midnight.
.MONDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Scattered showers in the morning, then
isolated showers in the afternoon.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 6 feet. Scattered showers.
.TUESDAY...Winds variable less than 10 knots becoming northeast
10 knots. Wind waves 3 to 4 feet. North swell 7 to 8 feet.
Scattered showers.
.WEDNESDAY...North winds 15 knots. Wind waves 4 to 5 feet. North
swell 8 feet. Scattered showers.

$$

PHZ118-170145-
Maui County Leeward Waters-
312 AM HST Sat Dec 16 2017

.TODAY...South winds 10 knots. Wind waves 4 feet. North swell
5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TONIGHT...South winds 15 knots. Wind waves 4 feet. North swell
4 feet. Scattered showers and slight chance of thunderstorms.
.SUNDAY...South winds 10 knots. Wind waves 4 feet. Northwest
swell 4 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 4 feet. Isolated showers in the evening,
then scattered showers after midnight.
.MONDAY...Winds variable less than 10 knots. Wind waves 3 feet.
Northwest swell 4 feet. Isolated showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
3 feet. Northwest swell 4 feet. Scattered showers.
.TUESDAY...Winds variable less than 10 knots becoming northeast
10 knots. Wind waves 3 feet. North swell 5 to 6 feet. Isolated
showers.
.WEDNESDAY...Northeast winds 10 knots backing north. Wind waves
3 to 4 feet. North swell 6 to 7 feet. Isolated showers.

$$

PHZ119-170145-
Maalaea Bay-
312 AM HST Sat Dec 16 2017

.TODAY...Southeast winds 10 knots veering south in the afternoon.
Wind waves 2 feet or less then 3 feet in the afternoon. Scattered
heavy showers and slight chance of thunderstorms.
.TONIGHT...South winds 10 knots. Wind waves 2 feet or less.
Slight chance of thunderstorms in the evening. Scattered showers
through the night.
.SUNDAY...South winds 10 knots. Wind waves 2 feet or less.
Isolated showers in the morning.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Isolated showers in the evening, then scattered
showers after midnight.
.MONDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. Isolated showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Isolated showers.
.TUESDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. Isolated showers.
.WEDNESDAY...Winds variable less than 10 knots becoming north
15 knots. Wind waves 2 feet or less.

$$

PHZ120-170145-
Pailolo Channel-
312 AM HST Sat Dec 16 2017

.TODAY...Winds variable less than 10 knots becoming south
15 knots in the afternoon. Wind waves 4 feet. North swell 6 feet.
Scattered heavy showers and slight chance of thunderstorms.
.TONIGHT...South winds 15 knots. Wind waves 5 feet. North swell
5 feet. Scattered showers and slight chance of thunderstorms.
.SUNDAY...South winds 10 knots. Wind waves 5 feet. Northwest
swell 4 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 4 feet. Isolated showers in the evening,
then scattered showers after midnight.
.MONDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 4 feet. Scattered showers.
.TUESDAY...Winds variable less than 10 knots. Wind waves 3 to
4 feet. Northwest swell 5 to 7 feet. Isolated showers.
.WEDNESDAY...Northeast winds 10 knots. Wind waves 4 feet. North
swell 7 to 8 feet. Scattered showers.

$$

PHZ121-170145-
Alenuihaha Channel-
312 AM HST Sat Dec 16 2017

.TODAY...South winds 15 knots. Wind waves 5 feet. North swell
6 feet. Haze. Scattered heavy showers and slight chance of
thunderstorms.
.TONIGHT...South winds 10 knots. Wind waves 5 feet. North swell
5 feet. Haze. Scattered showers.
.SUNDAY...South winds 10 knots. Wind waves 5 feet. Northwest
swell 5 feet. Haze through the day. Isolated showers through the
day.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 5 feet. Isolated showers in the evening,
then scattered showers after midnight.
.MONDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 4 feet. Northwest swell
5 feet. Scattered showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 5 feet. Scattered showers in the evening,
then isolated showers after midnight.
.TUESDAY...Northeast winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. Northwest swell 6 to 7 feet.
Isolated showers.
.WEDNESDAY...Northeast winds 10 knots. Wind waves 4 feet. North
swell 7 to 8 feet. Isolated showers.

$$

PHZ122-170145-
Big Island Windward Waters-
312 AM HST Sat Dec 16 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS MORNING...

.TODAY...South winds 15 knots. Wind waves 5 feet. Northwest swell
6 feet. Haze through the day. Scattered heavy showers in the
morning. Slight chance of thunderstorms through the day. Isolated
heavy showers in the afternoon.
.TONIGHT...Southeast winds 10 knots. Wind waves 5 feet. Northwest
swell 5 feet. Haze. Scattered showers.
.SUNDAY...South winds 10 knots. Wind waves 5 feet. Northwest
swell 5 feet. Haze. Scattered showers.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
5 feet. Northwest swell 5 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Scattered showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 5 feet. Scattered showers in the evening,
then isolated showers after midnight.
.TUESDAY...North winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 3 to 4 feet. North swell 6 to
8 feet. Scattered showers.
.WEDNESDAY...North winds 10 knots. Wind waves 4 feet. North swell
7 to 8 feet. Scattered showers.

$$

PHZ123-170145-
Big Island Leeward Waters-
312 AM HST Sat Dec 16 2017

.TODAY...South winds 15 knots. Wind waves 4 feet. North swell
4 feet. Haze. Scattered showers and slight chance of
thunderstorms.
.TONIGHT...Southeast winds 10 knots. Wind waves 4 feet. Northwest
swell 4 feet. Haze. Isolated showers.
.SUNDAY...Southeast winds 10 knots. Wind waves 4 feet. Northwest
swell 4 feet. Haze through the day. Isolated showers in the
morning. Scattered showers in the afternoon.
.SUNDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 4 feet. Haze. Scattered showers.
.MONDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 4 feet. Northwest swell
4 feet. Haze. Scattered showers.
.MONDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 4 feet. Haze. Isolated showers.
.TUESDAY...Northeast winds 10 knots veering east in the evening,
then becoming variable less than 10 knots after midnight. Wind
waves 4 feet. Northwest swell 4 feet. Haze. Isolated showers.
.WEDNESDAY...Winds variable less than 10 knots becoming north
10 knots. Wind waves 3 feet. North swell 4 to 6 feet. Haze.
Isolated showers.

$$

PHZ124-170145-
Big Island Southeast Waters-
312 AM HST Sat Dec 16 2017

.TODAY...Winds variable less than 10 knots. Wind waves 4 feet.
North swell 5 feet. Haze through the day. Isolated showers
through the day.
.TONIGHT...East winds 10 knots. Wind waves 4 feet. North swell
4 feet. Haze. Isolated showers.
.SUNDAY...East winds 10 knots. Wind waves 4 feet. Northwest swell
4 feet. Haze. Scattered showers.
.SUNDAY NIGHT...Winds variable less than 10 knots becoming
northeast 10 knots after midnight. Wind waves 4 feet. Northwest
swell 4 feet. Haze. Scattered showers.
.MONDAY...East winds 10 knots. Wind waves 4 feet. Northwest swell
4 feet. Scattered showers.
.MONDAY NIGHT...Northeast winds 10 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.TUESDAY...Northeast winds 10 knots becoming variable less than
10 knots. Wind waves 4 feet. Northwest swell 4 to 6 feet.
Scattered showers.
.WEDNESDAY...Winds variable less than 10 knots becoming west
10 knots in the evening, then veering north after midnight. Wind
waves 3 to 4 feet. North swell 6 to 7 feet. Haze. Scattered
showers.

$$



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