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National Weather Service Marine Forecast FZHW50 PHFO

FZHW50 PHFO 161922
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
922 AM HST Thu Aug 16 2018

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

PHZ100-170830-
922 AM HST Thu Aug 16 2018

Synopsis for Hawaiian coastal waters

Light to moderate trade winds will persist through Saturday, and
then increase early next week. Tropical Storm Lane, currently
about 1700 nm east-southeast of Hilo, Hawaii, may bring an
increase in east swell next week.



PHZ110-170830-
Kauai Northwest Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 15 knots. Wind waves 3 feet. Isolated
showers late in the morning.

TONIGHT
East winds 15 knots. Wind waves 3 feet. Isolated
showers.

FRIDAY
East winds 15 knots. Wind waves 3 feet. Isolated
showers.

FRIDAY NIGHT
Northeast winds 15 knots. Wind waves 3 feet.
Isolated showers in the evening, then scattered showers after
midnight.

SATURDAY
East winds 15 knots. Wind waves 3 feet. Scattered
showers in the morning, then isolated showers in the afternoon.

SATURDAY NIGHT
East winds 15 knots. Wind waves 3 feet.
Scattered showers.

SUNDAY
East winds 15 knots. Wind waves 4 feet. Swell east
3 feet. Numerous showers.

MONDAY
East winds 20 knots. Wind waves 4 to 5 feet. Swell east
3 feet. Scattered showers. 



PHZ111-170830-
Kauai Windward Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 15 knots. Wind waves 3 feet. Isolated
showers through the day.

TONIGHT
East winds 15 knots. Wind waves 3 feet. Isolated
showers in the evening, then scattered showers after midnight.

FRIDAY
East winds 10 knots. Wind waves 3 feet. Scattered
showers in the morning, then isolated showers in the afternoon.

FRIDAY NIGHT
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

SATURDAY
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

SATURDAY NIGHT
East winds 15 knots. Wind waves 3 feet.
Numerous showers.

SUNDAY
East winds 15 knots. Wind waves 4 feet. Swell east
3 feet. Frequent showers.

MONDAY
East winds 20 knots. Wind waves 4 to 5 feet. Swell east
3 feet. Scattered showers. 



PHZ112-170830-
Kauai Leeward Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 15 knots. Wind waves 3 feet. Isolated
showers late in the morning.

TONIGHT
East winds 15 knots. Wind waves 4 feet. Isolated
showers.

FRIDAY
East winds 15 knots. Wind waves 4 feet. Isolated
showers.

FRIDAY NIGHT
Northeast winds 15 knots. Wind waves 3 feet.
Scattered showers.

SATURDAY
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

SATURDAY NIGHT
East winds 15 knots. Wind waves 3 feet.
Scattered showers.

SUNDAY
East winds 15 knots. Wind waves 4 feet. Scattered
showers.

MONDAY
East winds 20 knots. Wind waves 5 feet. Scattered
showers. 



PHZ113-170830-
Kauai Channel-
922 AM HST Thu Aug 16 2018

REST OF TODAY
Northeast winds 15 knots. Wind waves 3 feet.
Isolated showers.

TONIGHT
Northeast winds 15 knots. Wind waves 4 feet. Isolated
showers.

FRIDAY
Northeast winds 15 knots. Wind waves 3 feet. Scattered
showers.

FRIDAY NIGHT
East winds 15 knots. Wind waves 4 feet. Scattered
showers.

SATURDAY
East winds 15 knots. Wind waves 4 feet. Scattered
showers.

SATURDAY NIGHT
East winds 15 knots. Wind waves 4 feet.
Numerous showers.

SUNDAY
East winds 20 knots. Wind waves 4 to 5 feet. Swell east
3 feet. Scattered showers.

MONDAY
East winds 20 knots. Wind waves 5 to 6 feet. Swell east
3 feet. Scattered showers. 



PHZ114-170830-
Oahu Windward Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 15 knots. Wind waves 3 feet.
Scattered showers.

TONIGHT
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

FRIDAY
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

FRIDAY NIGHT
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

SATURDAY
East winds 15 knots. Wind waves 3 feet. Scattered
showers in the morning, then numerous showers in the afternoon.

SATURDAY NIGHT
East winds 15 knots. Wind waves 4 feet.
Frequent showers.

SUNDAY
East winds 15 knots. Wind waves 4 feet. Swell east
3 feet. Frequent showers.

MONDAY
East winds 20 knots. Wind waves 4 to 5 feet. Swell east
3 feet. Scattered showers. 



PHZ115-170830-
Oahu Leeward Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 15 knots. Wind waves 4 feet.
Scattered showers through the day.

TONIGHT
Northeast winds 15 knots. Wind waves 4 feet. Scattered
showers.

FRIDAY
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

FRIDAY NIGHT
East winds 15 knots. Wind waves 4 feet. Scattered
showers.

SATURDAY
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

SATURDAY NIGHT
East winds 15 knots. Wind waves 4 feet.
Numerous showers in the evening, then scattered showers after
midnight.

SUNDAY
East winds 15 knots. Wind waves 4 feet. Numerous
showers.

MONDAY
East winds 20 knots. Wind waves 5 feet. Scattered
showers. 



PHZ116-170830-
Kaiwi Channel-
922 AM HST Thu Aug 16 2018

REST OF TODAY
Northeast winds 15 knots. Wind waves 3 feet.
Scattered showers.

TONIGHT
East winds 15 knots. Wind waves 4 feet. Scattered
showers.

FRIDAY
Northeast winds 15 knots. Wind waves 3 feet. Scattered
showers.

FRIDAY NIGHT
East winds 15 knots. Wind waves 3 feet. Scattered
showers.

SATURDAY
East winds 15 knots. Wind waves 3 feet. Numerous
showers.

SATURDAY NIGHT
East winds 15 knots. Wind waves 4 feet.
Frequent showers in the evening, then numerous showers after
midnight.

SUNDAY
East winds 20 knots. Wind waves 4 feet. Swell east
3 feet. Numerous showers.

MONDAY
East winds 20 knots. Wind waves 5 feet. Swell east
3 feet. Scattered showers. 



PHZ117-170830-
Maui County Windward Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 15 knots. Wind waves 3 feet. Numerous
showers late in the morning, then scattered showers in the
afternoon.

TONIGHT
East winds 15 knots. Wind waves 3 feet. Numerous
showers.

FRIDAY
East winds 15 knots. Wind waves 3 feet. Numerous
showers in the morning, then scattered showers in the afternoon.

FRIDAY NIGHT
East winds 15 knots. Wind waves 3 feet. Numerous
showers.

SATURDAY
East winds 15 knots. Wind waves 3 feet. Frequent
showers.

SATURDAY NIGHT
East winds 15 knots. Wind waves 4 feet.
Frequent showers.

SUNDAY
East winds 15 knots. Wind waves 4 feet. Swell east
3 feet. Frequent showers.

MONDAY
East winds 20 knots. Wind waves 4 feet. Swell east
3 feet. Scattered showers. 



PHZ118-170830-
Maui County Leeward Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
Northeast winds 15 knots. Wind waves 3 feet.
Scattered showers.

TONIGHT
East winds 15 knots. Wind waves 4 feet. Scattered
showers.

FRIDAY
East winds 15 knots. Wind waves 4 feet. Scattered
showers.

FRIDAY NIGHT
East winds 15 knots. Wind waves 4 feet. Scattered
showers.

SATURDAY
East winds 15 knots. Wind waves 4 feet. Numerous
showers in the morning, then scattered showers in the afternoon.

SATURDAY NIGHT
East winds 15 knots. Wind waves 4 feet.
Numerous showers in the evening, then scattered showers after
midnight.

SUNDAY
East winds 15 knots. Wind waves 4 feet. Swell east
3 feet. Scattered showers.

MONDAY
East winds 15 knots. Wind waves 5 feet. Swell east
3 feet. Scattered showers. 



PHZ119-170830-
Maalaea Bay-
922 AM HST Thu Aug 16 2018

REST OF TODAY
North winds 10 knots. Wind waves 2 feet or less.
Isolated showers late in the morning, then scattered showers in
the afternoon.

TONIGHT
North winds 15 knots. Wind waves 2 feet or less.
Scattered showers.

FRIDAY
Northwest winds 15 knots backing southwest in the
afternoon. Wind waves 2 feet or less. Scattered showers.

FRIDAY NIGHT
North winds 10 knots. Wind waves 2 feet or less.
Scattered showers.

SATURDAY
Northeast winds 15 knots. Wind waves 2 feet or less.
Scattered showers.

SATURDAY NIGHT
Northeast winds 20 knots. Wind waves 2 feet or
less. Numerous showers in the evening, then scattered showers
after midnight.

SUNDAY
Northeast winds 20 knots. Wind waves 2 feet or less.
Scattered showers.

MONDAY
Northeast winds 20 knots. Wind waves 3 feet. 



PHZ120-170830-
Pailolo Channel-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 20 knots. Wind waves 3 feet.
Scattered showers.

TONIGHT
East winds 20 knots. Wind waves 3 feet. Scattered
showers.

FRIDAY
East winds 20 knots. Wind waves 3 feet. Scattered
showers.

FRIDAY NIGHT
East winds 20 knots. Wind waves 3 feet. Scattered
showers.

SATURDAY
East winds 20 knots. Wind waves 3 feet. Numerous
showers.

SATURDAY NIGHT
East winds 20 knots. Wind waves 4 feet.
Numerous showers.

SUNDAY
East winds 20 knots. Wind waves 4 feet. Swell east
3 feet. Scattered showers.

MONDAY
East winds to 25 knots. Wind waves 4 to 5 feet. Swell
east 3 feet. Scattered showers. 



PHZ121-170830-
Alenuihaha Channel-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 20 knots. Wind waves 4 feet. Isolated
showers late in the morning, then scattered showers in the
afternoon.

TONIGHT
East winds 20 knots. Wind waves 5 feet. Scattered
showers.

FRIDAY
East winds 20 knots. Wind waves 5 feet. Scattered
showers.

FRIDAY NIGHT
East winds 20 knots. Wind waves 5 feet. Scattered
showers.

SATURDAY
East winds 20 knots. Wind waves 5 feet. Numerous
showers in the morning, then scattered showers in the afternoon.

SATURDAY NIGHT
East winds 20 knots. Wind waves 5 feet.
Scattered showers through the night.

SUNDAY
East winds 20 knots. Wind waves 5 feet. Swell east
3 feet. Scattered showers.

MONDAY
East winds to 25 knots. Wind waves 6 feet. Swell east
3 feet. Scattered showers. 



PHZ122-170830-
Big Island Windward Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 15 knots. Wind waves 3 feet. Numerous
showers late in the morning, then scattered showers in the
afternoon.

TONIGHT
East winds 15 knots. Wind waves 3 feet. Numerous
showers.

FRIDAY
East winds 15 knots. Wind waves 3 feet. Numerous
showers in the morning, then scattered showers in the afternoon.

FRIDAY NIGHT
East winds 15 knots. Wind waves 3 feet. Numerous
showers.

SATURDAY
East winds 15 knots. Wind waves 3 feet. Frequent
showers in the morning, then numerous showers in the afternoon.

SATURDAY NIGHT
East winds 15 knots. Wind waves 4 feet.
Frequent showers in the evening, then numerous showers after
midnight.

SUNDAY
East winds 20 knots. Wind waves 4 feet. Swell east
4 feet. Scattered showers.

MONDAY
East winds 20 knots. Wind waves 4 feet. Swell east
4 feet. Scattered showers. 



PHZ123-170830-
Big Island Leeward Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 3 feet.
Haze through the day. Numerous showers late in the morning.
Scattered showers in the afternoon.

TONIGHT
Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 4 feet. Haze.
Scattered showers.

FRIDAY
West of the Big Island, south winds 10 knots veering
west in the afternoon. Near South Point, east winds 15 knots.
Wind waves 4 feet. Haze. Scattered showers.

FRIDAY NIGHT
Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 4 feet. Haze.
Scattered showers.

SATURDAY
West winds 10 knots west of the Big Island...east
20 knots near South Point. Wind waves 5 feet. Haze through the
day. Scattered showers in the morning. Numerous showers in the
afternoon.

SATURDAY NIGHT
East winds 10 knots west of the Big Island...
east 20 knots near South Point. Wind waves 5 feet. Haze through
the night. Isolated showers in the evening. Scattered showers
after midnight.

SUNDAY
West of the Big Island, west winds 10 knots backing
east. Near South Point, east winds 20 knots. Wind waves 5 to
6 feet. Swell east 4 feet. Haze. Scattered showers.

MONDAY
West of the Big Island, west winds 10 knots backing
east. Near South Point, east winds to 25 knots. Wind waves 4 to
5 feet. Swell east 4 feet. Haze. Isolated showers. 



PHZ124-170830-
Big Island Southeast Waters-
922 AM HST Thu Aug 16 2018

REST OF TODAY
East winds 15 knots. Wind waves 3 feet. Numerous
showers late in the morning, then scattered showers in the
afternoon.

TONIGHT
East winds 15 knots. Wind waves 3 feet. Numerous
showers.

FRIDAY
Northeast winds 15 knots. Wind waves 4 feet. Numerous
showers in the morning, then scattered showers in the afternoon.

FRIDAY NIGHT
Northeast winds 20 knots. Wind waves 4 feet.
Numerous showers.

SATURDAY
East winds 20 knots. Wind waves 5 feet. Numerous
showers.

SATURDAY NIGHT
East winds 20 knots. Wind waves 5 feet.
Numerous showers.

SUNDAY
East winds 20 knots. Wind waves 5 to 6 feet. Swell east
4 feet. Numerous showers.

MONDAY
East winds to 25 knots. Wind waves 4 to 5 feet. Swell
east 4 feet. Scattered showers.