Coastal Waters Forecast
Issued by NWS Honolulu, HI

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000
FZHW50 PHFO 120734
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
934 PM HST Mon Dec 11 2017

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

PHZ100-122000-
934 PM HST Mon Dec 11 2017

.Synopsis for Hawaiian coastal waters...
A new larger north northwest swell will arrive Tuesday, peak
Tuesday night into Wednesday, then slowly decline through Friday.
The next cold front is expected to move down the island chain
Tuesday through Wednesday morning, with increasing north to
northeast winds behind the front. Winds are forecast to peak on
Thursday, then decrease Friday into Saturday.

$$

PHZ110-122000-
Kauai Northwest Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...West winds 15 knots. Wind waves 3 feet.
Northwest swell 7 feet. Showers likely in the evening, then
chance of showers after midnight.
.TUESDAY...Northwest winds 15 knots. Wind waves 4 feet. North
swell 10 feet increasing to 13 feet in the afternoon. Showers
likely in the morning, then chance of showers in the afternoon.
.TUESDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 18 feet. Isolated showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 18 feet decreasing to 16 feet in the afternoon.
Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
8 feet. Northwest swell 14 feet. Isolated showers through the
night.
.THURSDAY...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 12 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 10 feet decreasing to 8 feet after midnight.
Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet.
Northwest swell 6 to 8 feet. Scattered showers.
.SATURDAY...Northeast winds 15 knots becoming variable less than
10 knots. Wind waves 3 to 4 feet. Northwest swell 6 to 7 feet.
Scattered showers.

$$

PHZ111-122000-
Kauai Windward Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...Southwest winds 15 knots. Wind waves 4 feet.
Northwest swell 7 feet. Showers likely.
.TUESDAY...Northwest winds 15 knots. Wind waves 4 feet. North
swell 10 feet increasing to 12 feet in the afternoon. Showers
likely in the morning, then chance of showers in the afternoon.
.TUESDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 18 feet. Isolated showers in the evening, then
scattered showers after midnight.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 18 feet decreasing to 16 feet in the afternoon.
Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
8 feet. Northwest swell 14 feet. Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 9 feet.
Northwest swell 13 feet decreasing to 11 feet in the afternoon.
Scattered showers in the morning, then isolated showers in the
afternoon.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 9 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 7 to 8 feet. Showers likely.
.SATURDAY...East winds 10 knots becoming variable less than
10 knots. Wind waves 3 to 4 feet. Northwest swell 6 to 7 feet.
Showers likely.

$$

PHZ112-122000-
Kauai Leeward Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...West winds 15 knots. Wind waves 2 feet or less
then 3 feet after midnight. Northwest swell 6 feet. Scattered
showers.
.TUESDAY...Northwest winds 15 knots. Wind waves 4 feet. North
swell 9 feet increasing to northwest 12 feet in the afternoon.
Showers likely in the morning, then chance of showers in the
afternoon.
.TUESDAY NIGHT...North winds 20 knots. Wind waves 4 feet.
Northwest swell 17 feet. Isolated showers in the evening, then
scattered showers after midnight.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 16 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 9 feet.
Northwest swell 14 feet. Isolated showers after midnight.
.THURSDAY...Northeast winds to 25 knots...northeast 15 knots in
the Kaulakahi Channel. Wind waves 9 feet. Northwest swell 13 feet
decreasing to 11 feet in the afternoon. Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 10 feet decreasing to 8 feet after midnight.
Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet. North
swell 6 to 7 feet. Scattered showers.
.SATURDAY...East winds 10 knots becoming variable less than
10 knots. Wind waves 3 to 4 feet. Northwest swell 6 to 7 feet.
Scattered showers.

$$

PHZ113-122000-
Kauai Channel-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...Southwest winds 15 knots. Wind waves 3 feet.
Northwest swell 6 feet. Scattered showers.
.TUESDAY...West winds 15 knots veering northwest in the
afternoon. Wind waves 4 feet. North swell 8 feet increasing to
10 feet in the afternoon. Showers likely.
.TUESDAY NIGHT...North winds 20 knots. Wind waves 4 feet.
Northwest swell 15 feet increasing to 17 feet after midnight.
Isolated showers in the evening, then scattered showers after
midnight.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 16 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 9 feet.
Northwest swell 14 feet. Isolated showers after midnight.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 11 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves
10 feet. Northwest swell 9 feet. Isolated showers.
.FRIDAY...Northeast winds 15 knots. Wind waves 6 to 8 feet. North
swell 6 to 8 feet. Scattered showers.
.SATURDAY...Northeast winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. Northwest swell 6 to 7 feet.
Scattered showers.

$$

PHZ114-122000-
Oahu Windward Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...Southwest winds 20 knots. Wind waves 4 feet.
Northwest swell 6 feet. Showers likely.
.TUESDAY...Southwest winds 15 knots veering northwest in the
afternoon. Wind waves 4 feet. North swell 8 feet increasing to
11 feet in the afternoon. Showers likely.
.TUESDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 15 feet increasing to 17 feet after midnight.
Scattered showers.
.WEDNESDAY...North winds 15 knots. Wind waves 5 feet. Northwest
swell 16 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 8 feet.
Northwest swell 14 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 13 feet decreasing to 11 feet in the afternoon.
Scattered showers in the morning, then isolated showers in the
afternoon.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves
10 feet. Northwest swell 9 feet. Scattered showers.
.FRIDAY...East winds 15 knots. Wind waves 6 to 7 feet. Northwest
swell 6 to 8 feet. Showers likely.
.SATURDAY...East winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. Northwest swell 6 to 7 feet. Showers
likely.

$$

PHZ115-122000-
Oahu Leeward Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...South winds 15 knots. Wind waves 2 feet or
less. Northwest swell 6 feet. Isolated showers in the evening,
then chance of showers after midnight.
.TUESDAY...Southwest winds 10 knots. Wind waves 2 feet or less
then 3 feet in the afternoon. Northwest swell 7 feet increasing
to 9 feet in the afternoon. Chance of showers in the morning,
then showers likely in the afternoon.
.TUESDAY NIGHT...North winds 20 knots. Wind waves 5 feet.
Northwest swell 13 feet increasing to 15 feet after midnight.
Scattered showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 15 feet. Scattered showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 8 feet.
Northwest swell 13 feet.
.THURSDAY...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 12 feet decreasing to 10 feet in the afternoon.
Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 8 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots becoming east 10 knots after
midnight. Wind waves 5 to 7 feet. Northwest swell 6 to 7 feet.
Scattered showers.
.SATURDAY...East winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 2 feet or less. Northwest swell
5 to 6 feet. Scattered showers.

$$

PHZ116-122000-
Kaiwi Channel-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...South winds 15 knots. Wind waves 3 feet.
Northwest swell 6 feet. Slight chance of showers through the
night. Haze after midnight.
.TUESDAY...Southwest winds 15 knots. Wind waves 3 feet. North
swell 7 feet increasing to 9 feet in the afternoon. Chance of
showers in the morning, then showers likely in the afternoon.
.TUESDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 13 feet increasing to 16 feet after midnight.
Scattered showers in the evening, then showers likely after
midnight.
.WEDNESDAY...North winds 20 knots. Wind waves 5 feet. Northwest
swell 16 feet. Scattered showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 8 feet.
Northwest swell 14 feet. Isolated showers.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 13 feet decreasing to 11 feet in the afternoon.
Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 9 feet. Scattered showers.
.FRIDAY...East winds 15 knots. Wind waves 6 feet. North swell
6 to 8 feet. Showers likely.
.SATURDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 3 feet. Northwest swell
6 feet. Scattered showers.

$$

PHZ117-122000-
Maui County Windward Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...South winds 15 knots. Wind waves 3 feet.
Northwest swell 7 feet. Haze after midnight. Slight chance of
showers after midnight.
.TUESDAY...Southwest winds 15 knots. Wind waves 4 feet. Northwest
swell 7 feet increasing to north 9 feet in the afternoon. Haze in
the morning. Chance of showers through the day.
.TUESDAY NIGHT...Northwest winds 15 knots. Wind waves 5 feet.
Northwest swell 13 feet increasing to 16 feet after midnight.
Showers likely.
.WEDNESDAY...North winds 15 knots. Wind waves 5 feet. Northwest
swell 16 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 15 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 12 feet. Scattered showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 10 feet. Scattered showers in the evening, then
showers likely after midnight.
.FRIDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
7 to 9 feet. Showers likely.
.SATURDAY...Southeast winds 10 knots. Wind waves 3 feet.
Northwest swell 6 to 7 feet. Scattered showers.

$$

PHZ118-122000-
Maui County Leeward Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...South winds 15 knots. Wind waves 2 feet or
less. Northwest swell 5 feet. Haze after midnight. Slight chance
of showers after midnight.
.TUESDAY...Southwest winds 10 knots. Wind waves 2 feet or less
then 3 feet in the afternoon. Northwest swell 5 feet. Slight
chance of showers in the morning, then chance of showers in the
afternoon.
.TUESDAY NIGHT...Northwest winds 10 knots becoming north 20 knots
after midnight. Wind waves 4 feet. Northwest swell 9 feet
increasing to 11 feet after midnight. Showers likely.
.WEDNESDAY...North winds 20 knots. Wind waves 6 feet. Northwest
swell 12 feet. Scattered showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 8 feet.
Northwest swell 11 feet.
.THURSDAY...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 9 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 7 feet. Scattered showers.
.FRIDAY...East winds 10 knots. Wind waves 4 to 6 feet. North
swell 5 to 6 feet. Scattered showers.
.SATURDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. Northwest swell 4 to 5 feet. Scattered showers.

$$

PHZ119-122000-
Maalaea Bay-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...South winds 10 knots. Wind waves 2 feet or
less. Haze after midnight.
.TUESDAY...Southwest winds 10 knots. Wind waves 2 feet or less.
Haze in the morning. Chance of showers in the afternoon.
.TUESDAY NIGHT...Winds variable less than 10 knots becoming
northeast 15 knots after midnight. Wind waves 2 feet or less.
Showers likely.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 2 feet or less.
Scattered showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 3 feet.
.THURSDAY...North winds to 25 knots. Wind waves 3 feet.
.THURSDAY NIGHT...North winds to 25 knots. Wind waves 3 feet.
Scattered showers.
.FRIDAY...Northeast winds 10 knots becoming variable less than
10 knots. Wind waves 2 feet or less. Scattered showers.
.SATURDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. Scattered showers.

$$

PHZ120-122000-
Pailolo Channel-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...South winds 10 knots. Wind waves 2 feet or
less. Northwest swell 5 feet. Haze after midnight. Slight chance
of showers after midnight.
.TUESDAY...Southwest winds 15 knots. Wind waves 3 feet. Northwest
swell 6 feet. Slight chance of showers in the morning, then
chance of showers in the afternoon.
.TUESDAY NIGHT...Winds variable less than 10 knots becoming north
15 knots after midnight. Wind waves 4 feet. Northwest swell
9 feet increasing to 12 feet after midnight. Scattered showers in
the evening, then showers likely after midnight.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 12 feet. Scattered showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 7 feet.
Northwest swell 11 feet. Isolated showers after midnight.
.THURSDAY...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 9 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 8 feet.
Northwest swell 7 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots becoming variable less than
10 knots. Wind waves 4 to 5 feet. North swell 6 to 7 feet.
Scattered showers.
.SATURDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 5 to 6 feet. Scattered showers.

$$

PHZ121-122000-
Alenuihaha Channel-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...Southwest winds 10 knots. Wind waves 2 feet or
less then 3 feet after midnight. Northwest swell 6 feet. Haze
after midnight.
.TUESDAY...Southwest winds 15 knots. Wind waves 3 feet. Northwest
swell 6 feet increasing to 8 feet in the afternoon. Haze in the
morning. Slight chance of showers in the afternoon.
.TUESDAY NIGHT...West winds 10 knots becoming north 20 knots
after midnight. Wind waves 4 feet. Northwest swell 10 feet
increasing to 13 feet after midnight. Scattered showers in the
evening, then showers likely after midnight.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 5 feet.
Northwest swell 15 feet. Scattered showers in the morning, then
isolated showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
8 feet. Northwest swell 14 feet. Isolated showers in the evening.
Scattered showers after midnight.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 12 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 11 feet decreasing to 9 feet after midnight.
Scattered showers.
.FRIDAY...Northeast winds 20 knots becoming east 10 knots after
midnight. Wind waves 4 to 6 feet. North swell 7 to 9 feet. Haze.
Scattered showers.
.SATURDAY...East winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 2 feet or less. Northwest swell
5 to 7 feet. Haze. Scattered showers.

$$

PHZ122-122000-
Big Island Windward Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...South winds 10 knots. Wind waves 2 feet or
less then 3 feet after midnight. Northwest swell 7 feet. Haze
after midnight. Slight chance of showers after midnight.
.TUESDAY...South winds 10 knots. Wind waves 3 feet. Northwest
swell 6 feet increasing to 8 feet in the afternoon. Haze. Slight
chance of showers.
.TUESDAY NIGHT...South winds 10 knots veering west after
midnight. Wind waves 4 feet. North swell 10 feet increasing to
northwest 14 feet after midnight. Haze in the evening. Scattered
showers in the evening, then isolated showers after midnight.
.WEDNESDAY...North winds 20 knots. Wind waves 5 feet. Northwest
swell 16 feet. Showers likely in the morning, then isolated
showers in the afternoon.
.WEDNESDAY NIGHT...North winds to 25 knots. Wind waves 7 feet.
Northwest swell 15 feet. Scattered showers.
.THURSDAY...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 12 feet. Scattered showers.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
Northwest swell 10 feet. Scattered showers in the evening, then
showers likely after midnight.
.FRIDAY...Northeast winds 10 knots veering southeast after
midnight. Wind waves 4 feet. Northwest swell 7 to 9 feet. Haze.
Showers likely.
.SATURDAY...Southeast winds 10 knots. Wind waves 2 feet or less.
Northwest swell 5 to 7 feet. Haze. Scattered showers.

$$

PHZ123-122000-
Big Island Leeward Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...Southeast winds 10 knots in the evening
becoming variable less than 10 knots. Wind waves 2 feet or less.
Northwest swell 5 feet. Haze after midnight.
.TUESDAY...Winds variable less than 10 knots becoming west
10 knots in the afternoon. Wind waves 2 feet or less then 3 feet
in the afternoon. Northwest swell 4 feet. Haze in the morning.
.TUESDAY NIGHT...Northwest winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 4 feet. Northwest swell
6 feet increasing to 8 feet after midnight. Isolated showers.
.WEDNESDAY...West of the Big Island, north winds 20 knots. Near
South Point, east winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 6 feet. Northwest swell 10 feet.
Isolated showers through the day.
.WEDNESDAY NIGHT...Northeast winds 20 knots west of the Big
Island...variable less than 10 knots near South Point. Wind waves
8 feet. Northwest swell 10 feet. Isolated showers through the
night.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 9 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 7 feet. Haze. Scattered showers.
.FRIDAY...West of the Big Island, north winds 10 knots becoming
variable less than 10 knots. Near South Point, winds variable
less than 10 knots becoming east 10 knots. Wind waves 4 to
5 feet. North swell 5 to 7 feet. Haze. Scattered showers.
.SATURDAY...Northeast winds 10 knots veering southeast in the
afternoon, then backing northeast. Wind waves 2 feet or less.
Northwest swell 4 feet. Haze. Scattered showers.

$$

PHZ124-122000-
Big Island Southeast Waters-
934 PM HST Mon Dec 11 2017

.REST OF TONIGHT...East winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 2 feet or less. Northwest
swell 6 feet. Slight chance of showers after midnight.
.TUESDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less then 3 feet in the afternoon. Northwest swell 5 feet.
Slight chance of showers.
.TUESDAY NIGHT...Winds variable less than 10 knots. Wind waves
4 feet. Northwest swell 7 feet increasing to 9 feet after
midnight. Isolated showers.
.WEDNESDAY...Northeast winds 10 knots rising to to 25 knots in
the afternoon. Wind waves 6 feet. Northwest swell 10 feet. Haze.
Isolated showers.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
9 feet. Northwest swell 11 feet. Haze. Isolated showers.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 9 feet. Haze. Isolated showers.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves 9 feet.
Northwest swell 8 feet. Haze. Scattered showers.
.FRIDAY...Northeast winds 20 knots becoming north 10 knots in the
afternoon, then veering northeast. Wind waves 4 to 5 feet. North
swell 6 to 7 feet. Haze. Scattered showers.
.SATURDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
North swell 4 to 6 feet. Haze. Scattered showers.

$$



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