Coastal Waters Forecast
Issued by NWS Honolulu, HI

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299
FZHW50 PHFO 260734
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
934 PM HST Wed Apr 25 2018

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

PHZ100-262015-
934 PM HST Wed Apr 25 2018

.Synopsis for Hawaiian coastal waters...
Strong high pressure northeast of the area will weaken through
Thursday. A low will develop north of the islands on Friday, and
linger through the weekend. A front associated with the low will
move down the island chain Friday through Saturday, with the front
stalling near the Big Island Sunday and Monday.

$$

PHZ110-262015-
Kauai Northwest Waters-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 3 feet. Isolated showers in the evening, then scattered
showers after midnight.
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers.
.THURSDAY NIGHT...Southeast winds 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Scattered showers.
.FRIDAY...Winds variable less than 10 knots becoming northwest
10 knots in the afternoon. Wind waves 3 feet. Northwest swell
5 feet. Haze. Scattered showers.
.FRIDAY NIGHT...North winds 15 knots. Wind waves 5 feet.
Northwest swell 5 feet. Scattered showers in the evening, then
isolated showers after midnight.
.SATURDAY...North winds 15 knots. Wind waves 4 feet. Northwest
swell 8 feet. Isolated showers through the day.
.SATURDAY NIGHT...Northwest winds 10 knots. Wind waves 3 feet.
Northwest swell 9 feet increasing to north 12 feet after
midnight. Isolated showers in the evening.
.SUNDAY...Northwest winds 10 knots. Wind waves 3 feet. North
swell 12 to 13 feet. Isolated showers.
.MONDAY...North winds 10 knots. Wind waves 3 feet. North swell
9 to 11 feet.

$$

PHZ111-262015-
Kauai Windward Waters-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 3 feet. Scattered showers.
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers.
.THURSDAY NIGHT...Southeast winds 10 knots. Wind waves 5 feet.
Northwest swell 5 feet. Scattered showers.
.FRIDAY...South winds 10 knots veering west in the afternoon.
Wind waves 4 feet. Northwest swell 6 feet. Haze. Scattered
showers.
.FRIDAY NIGHT...Northwest winds 15 knots. Wind waves 5 feet.
Northwest swell 5 feet. Scattered showers.
.SATURDAY...Northwest winds 15 knots. Wind waves 5 feet.
Northwest swell 8 feet. Scattered showers in the morning, then
isolated showers in the afternoon.
.SATURDAY NIGHT...Northwest winds 15 knots. Wind waves 4 feet.
Northwest swell 9 feet increasing to north 12 feet after
midnight. Isolated showers through the night.
.SUNDAY...Northwest winds 10 knots. Wind waves 3 feet. North
swell 12 to 13 feet. Isolated showers.
.MONDAY...North winds 10 knots. Wind waves 3 feet. North swell
9 to 11 feet. Isolated showers.

$$

PHZ112-262015-
Kauai Leeward Waters-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 3 feet. Isolated showers through the night.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Haze through the night. Isolated showers
in the evening. Scattered showers after midnight.
.FRIDAY...South winds 10 knots veering northwest in the
afternoon. Wind waves 3 feet in the morning then 2 feet or less.
Northwest swell 6 feet. Haze. Scattered showers.
.FRIDAY NIGHT...North winds 15 knots. Wind waves 6 feet.
Northwest swell 5 feet. Scattered showers.
.SATURDAY...North winds 20 knots. Wind waves 5 feet. Northwest
swell 8 feet. Isolated showers through the day.
.SATURDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 9 feet increasing to north 11 feet after
midnight.
.SUNDAY...Northwest winds 10 knots. Wind waves 2 feet or less.
North swell 11 to 12 feet.
.MONDAY...North winds 10 knots. Wind waves 2 feet or less. North
swell 9 to 11 feet.

$$

PHZ113-262015-
Kauai Channel-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 20 knots. Wind waves 7 feet. North swell
3 feet. Isolated showers in the evening, then scattered showers
after midnight.
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.THURSDAY NIGHT...Southeast winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...Southwest winds 10 knots. Wind waves 3 feet. Northwest
swell 5 feet. Haze. Scattered showers.
.FRIDAY NIGHT...North winds 10 knots rising to 20 knots after
midnight. Wind waves 5 feet. Northwest swell 5 feet. Scattered
showers.
.SATURDAY...North winds 15 knots. Wind waves 5 feet. Northwest
swell 6 feet increasing to 8 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 9 feet. Isolated showers in the evening.
.SUNDAY...Northwest winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. North swell 10 to 12 feet. Isolated
showers.
.MONDAY...Winds variable less than 10 knots becoming north
10 knots. Wind waves 3 feet. North swell 9 to 11 feet.

$$

PHZ114-262015-
Oahu Windward Waters-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 3 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers.
.THURSDAY NIGHT...Southeast winds 15 knots. Wind waves 5 feet.
Northwest swell 5 feet. Scattered showers.
.FRIDAY...South winds 10 knots veering southwest in the
afternoon. Wind waves 4 feet. Northwest swell 5 feet. Haze.
Scattered showers.
.FRIDAY NIGHT...Northwest winds 10 knots rising to 20 knots after
midnight. Wind waves 5 feet. Northwest swell 5 feet. Showers
likely in the evening, then scattered showers after midnight.
.SATURDAY...Northwest winds 15 knots. Wind waves 5 feet.
Northwest swell 6 feet increasing to 8 feet in the afternoon.
Scattered showers in the morning, then isolated showers in the
afternoon.
.SATURDAY NIGHT...Northwest winds 10 knots. Wind waves 4 feet.
Northwest swell 9 feet increasing to 11 feet after midnight.
Isolated showers.
.SUNDAY...Northwest winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. North swell 11 to 12 feet. Isolated
showers.
.MONDAY...Winds variable less than 10 knots becoming north
10 knots in the afternoon and evening, then becoming variable
less than 10 knots after midnight. Wind waves 3 feet. North swell
9 to 11 feet. Isolated showers.

$$

PHZ115-262015-
Oahu Leeward Waters-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 3 feet.
Northwest swell 4 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...South winds 10 knots. Wind waves 3 feet in the morning
then 2 feet or less. Northwest swell 5 feet. Haze. Scattered
showers.
.FRIDAY NIGHT...West winds 10 knots. Wind waves 2 feet or less
then 5 feet after midnight. Northwest swell 5 feet. Haze through
the night. Showers likely in the evening. Scattered showers after
midnight.
.SATURDAY...North winds 15 knots. Wind waves 5 feet. Northwest
swell 5 feet increasing to 7 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 7 feet increasing to 9 feet after midnight.
Isolated showers.
.SUNDAY...Northwest winds 10 knots. Wind waves 2 feet or less.
North swell 9 to 11 feet. Isolated showers.
.MONDAY...Winds variable less than 10 knots becoming north
10 knots. Wind waves 2 feet or less. North swell 8 to 10 feet.
Isolated showers.

$$

PHZ116-262015-
Kaiwi Channel-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 20 knots. Wind waves 7 feet. North swell
3 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. North swell
3 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...Southeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 4 feet. Northwest swell
5 feet. Haze. Scattered showers.
.FRIDAY NIGHT...West winds 10 knots. Wind waves 4 feet. Northwest
swell 5 feet. Haze through the night. Scattered showers in the
evening. Showers likely after midnight.
.SATURDAY...North winds 15 knots. Wind waves 5 feet. Northwest
swell 5 feet increasing to 7 feet in the afternoon. Scattered
showers.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 8 feet. Scattered showers.
.SUNDAY...Northwest winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. North swell 9 to 11 feet. Scattered
showers.
.MONDAY...Winds variable less than 10 knots becoming northeast
10 knots. Wind waves 3 feet. North swell 8 to 10 feet. Isolated
showers.

$$

PHZ117-262015-
Maui County Windward Waters-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 3 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers.
.THURSDAY NIGHT...Southeast winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.FRIDAY...Southeast winds 15 knots. Wind waves 4 feet. Northwest
swell 5 feet. Scattered showers.
.FRIDAY NIGHT...West winds 10 knots. Wind waves 4 feet. Northwest
swell 5 feet. Haze through the night. Scattered showers in the
evening. Showers likely after midnight.
.SATURDAY...Northwest winds 15 knots. Wind waves 5 feet.
Northwest swell 5 feet increasing to 7 feet in the afternoon.
Showers likely in the morning, then scattered showers in the
afternoon.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 4 feet.
Northwest swell 8 feet. Scattered showers.
.SUNDAY...Northwest winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. North swell 9 to 11 feet. Scattered
showers.
.MONDAY...Winds variable less than 10 knots becoming northeast
10 knots. Wind waves 3 feet. North swell 8 to 10 feet. Scattered
showers.

$$

PHZ118-262015-
Maui County Leeward Waters-
934 PM HST Wed Apr 25 2018

.TONIGHT...Northeast winds 15 knots. Wind waves 6 feet. North
swell 3 feet. Isolated showers through the night.
.THURSDAY...Northeast winds 15 knots. Wind waves 5 feet. North
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers through the night.
.FRIDAY...Southeast winds 10 knots veering south in the
afternoon. Wind waves 3 feet in the morning then 2 feet or less.
Northwest swell 4 feet. Haze through the day. Scattered showers
in the morning. Isolated showers in the afternoon.
.FRIDAY NIGHT...West winds 10 knots. Wind waves 2 feet or less
then 4 feet after midnight. Northwest swell 4 feet. Haze through
the night. Scattered showers in the evening. Showers likely after
midnight.
.SATURDAY...North winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Showers likely in the morning, then scattered
showers in the afternoon.
.SATURDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 5 feet increasing to 7 feet after midnight.
Scattered showers.
.SUNDAY...North winds 10 knots. Wind waves 2 feet or less. North
swell 7 to 9 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots becoming northeast
10 knots. Wind waves 2 feet or less. North swell 6 to 8 feet.
Scattered showers.

$$

PHZ119-262015-
Maalaea Bay-
934 PM HST Wed Apr 25 2018

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

.TONIGHT...Northeast winds to 25 knots. Wind waves 3 feet.
Isolated showers through the night.
.THURSDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
Isolated showers.
.THURSDAY NIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. Isolated showers through the night.
.FRIDAY...Winds variable less than 10 knots becoming southwest
10 knots in the afternoon. Wind waves 2 feet or less. Isolated
showers.
.FRIDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Haze through the night. Isolated showers in the
evening. Showers likely after midnight.
.SATURDAY...Winds variable less than 10 knots becoming north
15 knots in the afternoon. Wind waves 2 feet or less. Scattered
showers.
.SATURDAY NIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. Scattered showers in the evening, then showers likely after
midnight.
.SUNDAY...North winds 10 knots in the morning backing west, then
veering northeast in the evening becoming variable less than
10 knots. Wind waves 2 feet or less. Showers likely.
.MONDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. Scattered showers.

$$

PHZ120-262015-
Pailolo Channel-
934 PM HST Wed Apr 25 2018

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

.TONIGHT...East winds to 25 knots. Wind waves 6 feet. North swell
3 feet. Isolated showers in the evening, then scattered showers
after midnight.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.THURSDAY NIGHT...Northeast winds 15 knots in the evening
becoming variable less than 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.FRIDAY...Winds variable less than 10 knots becoming south
10 knots in the afternoon. Wind waves 3 feet. Northwest swell
4 feet. Isolated showers in the morning, then scattered showers
in the afternoon.
.FRIDAY NIGHT...Winds variable less than 10 knots becoming west
10 knots after midnight. Wind waves 3 feet. Northwest swell
4 feet. Haze through the night. Scattered showers in the evening.
Showers likely after midnight.
.SATURDAY...North winds 10 knots. Wind waves 3 feet. Northwest
swell 4 feet. Showers likely in the morning, then scattered
showers in the afternoon.
.SATURDAY NIGHT...North winds 10 knots. Wind waves 3 feet in the
evening then 2 feet or less. Northwest swell 6 feet. Scattered
showers.
.SUNDAY...Northwest winds 10 knots veering north. Wind waves
3 feet. Northwest swell 7 to 9 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots becoming northeast
10 knots. Wind waves 3 feet. Northwest swell 7 to 9 feet.
Scattered showers.

$$

PHZ121-262015-
Alenuihaha Channel-
934 PM HST Wed Apr 25 2018

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

.TONIGHT...East winds to 25 knots. Wind waves 8 feet. North swell
3 feet. Isolated showers in the evening. Scattered showers after
midnight.
.THURSDAY...East winds 20 knots. Wind waves 7 feet. North swell
3 feet. Isolated showers through the day.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Haze through the night. Isolated showers
through the night.
.FRIDAY...East winds 15 knots veering south in the afternoon.
Wind waves 4 feet. Northwest swell 5 feet. Haze through the day.
Isolated showers through the day.
.FRIDAY NIGHT...Southwest winds 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Haze. Scattered showers.
.SATURDAY...West winds 10 knots becoming north 20 knots in the
afternoon. Wind waves 4 feet. Northwest swell 5 feet. Scattered
showers in the morning, then showers likely in the afternoon.
.SATURDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 7 feet. Showers likely.
.SUNDAY...North winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. North swell 8 to 10 feet. Showers
likely.
.MONDAY...Northwest winds 10 knots in the morning becoming
variable less than 10 knots, then becoming northeast 10 knots.
Wind waves 3 feet. North swell 7 to 9 feet. Scattered showers.

$$

PHZ122-262015-
Big Island Windward Waters-
934 PM HST Wed Apr 25 2018

.TONIGHT...East winds 15 knots. Wind waves 6 feet. North swell
4 feet. Scattered showers.
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.FRIDAY...Southeast winds 15 knots. Wind waves 5 feet. Northwest
swell 5 feet. Scattered showers.
.FRIDAY NIGHT...South winds 15 knots. Wind waves 4 feet.
Northwest swell 5 feet. Scattered showers.
.SATURDAY...Southwest winds 10 knots veering north in the
afternoon. Wind waves 4 feet. Northwest swell 5 feet. Showers
likely.
.SATURDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 7 feet. Showers likely.
.SUNDAY...North winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. North swell 8 to 10 feet. Showers
likely.
.MONDAY...Winds variable less than 10 knots becoming north
10 knots. Wind waves 3 feet. North swell 7 to 9 feet. Showers
likely.

$$

PHZ123-262015-
Big Island Leeward Waters-
934 PM HST Wed Apr 25 2018

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

.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 8 feet.
Haze. Isolated showers.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 7 feet. Haze.
Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 6 feet.
Northwest swell 3 feet after midnight. Haze. Isolated showers.
.FRIDAY...West of the Big Island, winds variable less than
10 knots becoming west 10 knots in the afternoon. Near South
Point, east winds 15 knots. Wind waves 5 feet. Northwest swell
3 feet. Haze. Isolated showers.
.FRIDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east 10 knots near South Point. Wind waves 4 feet.
Northwest swell 3 feet. Haze. Scattered showers.
.SATURDAY...Winds variable less than 10 knots becoming north
15 knots in the afternoon. Wind waves 4 feet. Northwest swell
3 feet. Haze through the day. Scattered showers in the morning.
Showers likely in the afternoon.
.SATURDAY NIGHT...North winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet. Haze. Showers likely.
.SUNDAY...North winds 10 knots becoming variable less than
10 knots. Wind waves 3 feet. Northwest swell 5 to 6 feet. Haze.
Showers likely.
.MONDAY...Winds variable less than 10 knots becoming north
10 knots. Wind waves 3 feet. Northwest swell 4 to 6 feet. Haze.
Showers likely.

$$

PHZ124-262015-
Big Island Southeast Waters-
934 PM HST Wed Apr 25 2018

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

.TONIGHT...Northeast winds to 25 knots. Wind waves 8 feet. North
swell 3 feet. Scattered showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 7 feet. North
swell 3 feet. Scattered showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 3 feet. Scattered showers.
.FRIDAY...East winds 15 knots. Wind waves 5 feet. North swell
4 feet. Scattered showers.
.FRIDAY NIGHT...East winds 10 knots. Wind waves 4 feet. Northwest
swell 4 feet. Scattered showers in the evening, then showers
likely after midnight.
.SATURDAY...Winds variable less than 10 knots becoming northwest
10 knots in the afternoon. Wind waves 4 feet. Northwest swell
4 feet. Haze. Showers likely.
.SATURDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 4 feet. Haze. Showers likely.
.SUNDAY...Northeast winds 10 knots becoming variable less than
10 knots. Wind waves 3 to 4 feet. Northwest swell 5 to 7 feet.
Haze. Showers likely.
.MONDAY...Winds variable less than 10 knots. Wind waves 3 feet.
Northwest swell 6 to 8 feet. Scattered showers.

$$



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