Coastal Waters Forecast
Issued by NWS Honolulu, HI

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000
FZHW50 PHFO 171334
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
334 AM HST Tue Oct 17 2017

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

PHZ100-180230-
334 AM HST Tue Oct 17 2017

.Synopsis for Hawaiian coastal waters...
Strong surface high pressure will persist far north of the
islands through Thursday. The trades will begin to ease starting
Friday as the high pressure weakens and begins to move eastward.

$$

PHZ110-180230-
Kauai Northwest Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...East winds to 25 knots. Wind waves 8 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 8 feet. Scattered
showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 8 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
Scattered showers.
.THURSDAY...East winds to 25 knots. Wind waves 8 feet. North
swell 3 feet increasing to 5 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
North swell 5 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 to 7 feet. North
swell 4 to 5 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 5 to 6 feet.
Northwest swell 3 to 4 feet. Scattered showers.

$$

PHZ111-180230-
Kauai Windward Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...East winds to 25 knots. Wind waves 9 feet. Northwest
swell 3 feet in the morning. Scattered showers in the morning,
then isolated showers in the afternoon.
.TONIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Scattered showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 8 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 8 feet.
Scattered showers.
.THURSDAY...East winds to 25 knots. Wind waves 8 feet. North
swell 3 feet increasing to 5 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 8 feet. North
swell 5 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 to 7 feet. North
swell 4 to 5 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 5 to 6 feet.
Northwest swell 3 to 4 feet. Scattered showers.

$$

PHZ112-180230-
Kauai Leeward Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...East winds to 25 knots. Wind waves 10 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.TONIGHT...Northeast winds to 25 knots. Wind waves 10 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.WEDNESDAY...East winds to 25 knots. Wind waves 10 feet.
Scattered showers in the morning, then isolated showers in the
afternoon.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves 10 feet.
Isolated showers in the evening, then scattered showers after
midnight.
.THURSDAY...East winds to 25 knots. Wind waves 9 feet. North
swell 3 feet increasing to 5 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves 9 feet.
North swell 5 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...East winds 20 knots. Wind waves 7 to 8 feet. North
swell 4 to 5 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 to 4 feet. Isolated showers.

$$

PHZ113-180230-
Kauai Channel-
334 AM HST Tue Oct 17 2017

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

.TODAY...Northeast winds to 25 knots. Wind waves 10 feet.
Isolated showers through the day.
.TONIGHT...Northeast winds to 25 knots. Wind waves 10 feet.
Isolated showers.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 10 feet.
Isolated showers through the day.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves 10 feet.
Isolated showers.
.THURSDAY...East winds to 25 knots. Wind waves 9 feet. North
swell 3 feet increasing to 5 feet in the afternoon. Isolated
showers through the day.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves 9 feet.
North swell 5 feet. Isolated showers.
.FRIDAY...East winds 20 knots. Wind waves 7 to 8 feet. North
swell 4 to 5 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 to 4 feet. Isolated showers.

$$

PHZ114-180230-
Oahu Windward Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...Northeast winds to 25 knots. Wind waves 9 feet.
Northwest swell 3 feet in the morning. Scattered showers in the
morning, then isolated showers in the afternoon.
.TONIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Scattered showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 8 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
Scattered showers.
.THURSDAY...East winds to 25 knots. Wind waves 8 feet. North
swell 3 feet increasing to 5 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
North swell 5 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 7 feet. North swell
4 to 6 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 to 4 feet. Scattered showers.

$$

PHZ115-180230-
Oahu Leeward Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...Northeast winds to 25 knots. Wind waves 9 feet. Isolated
showers through the day.
.TONIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Isolated showers through the night.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Isolated showers through the day.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
9 feet. Isolated showers through the night.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet. North
swell 4 feet in the afternoon. Isolated showers through the day.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves 9 feet.
North swell 5 feet. Isolated showers through the night.
.FRIDAY...East winds 20 knots. Wind waves 6 to 8 feet. Northwest
swell 4 to 5 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 to 4 feet. Isolated showers.

$$

PHZ116-180230-
Kaiwi Channel-
334 AM HST Tue Oct 17 2017

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

.TODAY...Northeast winds to 25 knots. Wind waves 9 feet. North
swell 3 feet in the morning. Isolated showers through the day.
.TONIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Isolated showers through the night.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Isolated showers through the day.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves 9 feet.
Isolated showers through the night.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet. North
swell 4 feet in the afternoon. Isolated showers through the day.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
North swell 5 feet. Isolated showers through the night.
.FRIDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet. North
swell 4 to 6 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 6 feet. North swell
3 to 4 feet. Isolated showers.

$$

PHZ117-180230-
Maui County Windward Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...East winds to 25 knots. Wind waves 8 feet. Northwest
swell 3 feet. Scattered showers.
.TONIGHT...East winds to 25 knots. Wind waves 8 feet. North swell
3 feet. Scattered showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 8 feet. Scattered
showers.
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
Scattered showers.
.THURSDAY...East winds to 25 knots. Wind waves 8 feet. North
swell 3 feet increasing to 5 feet in the afternoon. Scattered
showers.
.THURSDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
North swell 6 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 to 8 feet. North
swell 5 to 6 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 6 feet. North swell
3 to 5 feet. Scattered showers.

$$

PHZ118-180230-
Maui County Leeward Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...Northeast winds to 25 knots. Wind waves 9 feet. Isolated
showers in the morning.
.TONIGHT...Northeast winds to 25 knots. Wind waves 9 feet.
Isolated showers.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 9 feet.
Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 9 feet.
Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 8 feet. North
swell 3 feet in the afternoon. Isolated showers in the morning.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves 8 feet.
North swell 4 feet. Isolated showers.
.FRIDAY...Northeast winds 15 knots. Wind waves 6 to 7 feet. North
swell 4 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 5 feet. North swell
3 to 4 feet. Isolated showers.

$$

PHZ119-180230-
Maalaea Bay-
334 AM HST Tue Oct 17 2017

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

.TODAY...North winds to 30 knots. Wind waves 5 feet.
.TONIGHT...North winds to 30 knots. Wind waves 5 feet.
.WEDNESDAY...North winds to 30 knots. Wind waves 5 feet.
.WEDNESDAY NIGHT...North winds to 30 knots. Wind waves 5 feet.
.THURSDAY...North winds to 30 knots. Wind waves 4 feet.
.THURSDAY NIGHT...North winds to 30 knots. Wind waves 4 feet.
.FRIDAY...North winds to 25 knots. Wind waves 3 to 4 feet.
.SATURDAY...North winds to 25 knots easing to 15 knots after
midnight. Wind waves 3 feet.

$$

PHZ120-180230-
Pailolo Channel-
334 AM HST Tue Oct 17 2017

...GALE WARNING IN EFFECT THROUGH EARLY THURSDAY MORNING...

.TODAY...Northeast gales to 35 knots. Wind waves 8 feet.
Scattered showers in the morning. Isolated showers in the
afternoon.
.TONIGHT...Northeast gales to 35 knots. Wind waves 8 feet.
Isolated showers in the evening. Scattered showers after
midnight.
.WEDNESDAY...East gales to 35 knots. Wind waves 8 feet. Scattered
showers in the morning. Isolated showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds to 30 knots. Wind waves
8 feet. Isolated showers in the evening. Scattered showers after
midnight.
.THURSDAY...Northeast winds to 30 knots. Wind waves 8 feet. North
swell 4 feet in the afternoon. Scattered showers in the morning.
Isolated showers in the afternoon.
.THURSDAY NIGHT...Northeast winds to 30 knots. Wind waves 7 feet.
North swell 5 feet. Isolated showers in the evening. Scattered
showers after midnight.
.FRIDAY...East winds to 25 knots. Wind waves 6 to 7 feet. North
swell 4 to 5 feet. Scattered showers.
.SATURDAY...East winds to 25 knots easing to 15 knots after
midnight. Wind waves 5 feet. North swell 3 to 4 feet. Scattered
showers.

$$

PHZ121-180230-
Alenuihaha Channel-
334 AM HST Tue Oct 17 2017

...GALE WARNING IN EFFECT THROUGH EARLY THURSDAY MORNING...

.TODAY...Northeast gales to 35 knots. Wind waves 12 feet. North
swell 3 feet. Isolated showers in the morning. Scattered showers
in the afternoon.
.TONIGHT...Northeast gales to 35 knots. Wind waves 12 feet.
Isolated showers.
.WEDNESDAY...East gales to 35 knots. Wind waves 12 feet. Isolated
showers in the morning. Scattered showers in the afternoon.
.WEDNESDAY NIGHT...Northeast gales to 35 knots. Wind waves
12 feet. Isolated showers.
.THURSDAY...Northeast winds to 30 knots. Wind waves 12 feet.
North swell 4 feet in the afternoon. Isolated showers in the
morning. Scattered showers in the afternoon.
.THURSDAY NIGHT...Northeast winds to 30 knots. Wind waves
11 feet. North swell 5 feet. Isolated showers.
.FRIDAY...Northeast winds to 30 knots. Wind waves 9 to 10 feet.
North swell 5 to 6 feet. Isolated showers.
.SATURDAY...East winds to 25 knots easing to 15 knots after
midnight. Wind waves 6 to 7 feet. North swell 3 to 5 feet.
Isolated showers.

$$

PHZ122-180230-
Big Island Windward Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 3 feet. Scattered showers.
.TONIGHT...Northeast winds to 25 knots. Wind waves 6 feet. North
swell 3 feet. Scattered showers.
.WEDNESDAY...Northeast winds to 25 knots. Wind waves 6 feet.
North swell 3 feet in the morning. Scattered showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
Scattered showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 6 feet. North
swell 4 feet in the afternoon. Scattered showers.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 5 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 5 to 6 feet. North
swell 5 to 6 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. North swell
4 to 5 feet. Scattered showers.

$$

PHZ123-180230-
Big Island Leeward Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...West of the Big Island, southeast winds 10 knots veering
west in the afternoon. Near South Point, east winds to 30 knots.
Wind waves 12 feet. Isolated showers in the morning. Haze through
the day.
.TONIGHT...West of the Big Island, southwest winds 10 knots
backing east after midnight. Near South Point, east winds to
30 knots. Wind waves 12 feet. Haze through the night. Isolated
showers through the night.
.WEDNESDAY...West of the Big Island, winds variable less than
10 knots becoming southwest 10 knots in the afternoon. Near South
Point, east winds to 30 knots. Wind waves 12 feet. Isolated
showers in the morning. Haze through the day.
.WEDNESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east to 30 knots near South Point. Wind waves
12 feet. Haze through the night. Isolated showers through the
night.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...east to 30 knots near South Point. Wind waves 12 feet.
Isolated showers in the morning. Haze through the day.
.THURSDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east to 30 knots near South Point. Wind waves
11 feet. Haze through the night. Isolated showers through the
night.
.FRIDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 10 to
12 feet. Northwest swell 3 feet. Haze. Isolated showers.
.SATURDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 8 feet. Haze.
Isolated showers.

$$

PHZ124-180230-
Big Island Southeast Waters-
334 AM HST Tue Oct 17 2017

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

.TODAY...Northeast winds to 30 knots. Wind waves 12 feet.
Scattered showers.
.TONIGHT...Northeast winds to 30 knots. Wind waves 12 feet.
Scattered showers.
.WEDNESDAY...Northeast winds to 30 knots. Wind waves 12 feet.
Scattered showers.
.WEDNESDAY NIGHT...Northeast winds to 30 knots. Wind waves
12 feet. Scattered showers.
.THURSDAY...Northeast winds to 30 knots. Wind waves 12 feet.
North swell 3 feet in the afternoon. Scattered showers.
.THURSDAY NIGHT...Northeast winds to 30 knots. Wind waves
11 feet. North swell 4 feet. Scattered showers.
.FRIDAY...Northeast winds to 25 knots. Wind waves 9 to 11 feet.
North swell 5 to 6 feet. Scattered showers.
.SATURDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet.
North swell 4 to 5 feet. Scattered showers.

$$



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