National Weather Service United States Department of Commerce

SYNOPSIS FOR HAWAIIAN COASTAL WATERS
Jul 19, 2018 9:52 am HST

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Synopsis for Hawaiian coastal waters:
Broad high pressure far north of the islands will maintain east trade winds through the period. An area of low pressure passing south of the islands will support breezy winds through Friday. Winds will then ease slightly, before becoming locally breezy again by late in the weekend.


Kauai Northwest Waters-
Jul 19, 2018 9:52 am HST

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REST OF TODAY:
East winds 20 knots. Wind waves 7 feet. Isolated showers through the day.

TONIGHT:
East winds 20 knots. Wind waves 7 feet. Isolated showers.

FRIDAY:
East winds 20 knots. Wind waves 6 feet. Isolated showers in the morning.

FRIDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. Isolated showers.

SATURDAY:
East winds 15 knots. Wind waves 4 feet. Isolated showers in the morning.

SATURDAY NIGHT:
East winds 15 knots. Wind waves 4 feet. South swell 3 feet after midnight. Isolated showers.

SUNDAY:
East winds 20 knots. Wind waves 5 feet. South swell 3 feet. Isolated showers.

MONDAY:
East winds 20 knots. Wind waves 5 to 6 feet. Scattered showers.


Kauai Windward Waters-
Jul 19, 2018 9:52 am HST

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REST OF TODAY:
East winds 20 knots. Wind waves 7 feet. Scattered showers.

TONIGHT:
East winds 15 knots. Wind waves 7 feet. Isolated showers.

FRIDAY:
East winds 15 knots. Wind waves 6 feet. Isolated showers in the morning.

FRIDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. Isolated showers.

SATURDAY:
East winds 15 knots. Wind waves 4 feet. Isolated showers in the morning.

SATURDAY NIGHT:
East winds 15 knots. Wind waves 4 feet. South swell 3 feet. Isolated showers.

SUNDAY:
East winds 15 knots. Wind waves 5 feet. South swell 3 feet. Scattered showers.

MONDAY:
East winds 15 knots. Wind waves 6 feet. South swell 3 feet. Scattered showers.


Kauai Leeward Waters-
Jul 19, 2018 9:52 am HST

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REST OF TODAY:
East winds 20 knots. Wind waves 7 feet. Isolated showers late in the morning.

TONIGHT:
East winds 20 knots. Wind waves 7 feet.

FRIDAY:
East winds 15 knots. Wind waves 6 feet.

FRIDAY NIGHT:
East winds 15 knots. Wind waves 5 feet.

SATURDAY:
East winds 15 knots. Wind waves 4 feet. South swell 3 feet in the afternoon.

SATURDAY NIGHT:
East winds 15 knots. Wind waves 4 feet. South swell 3 feet.

SUNDAY:
East winds 20 knots. Wind waves 5 feet. South swell 3 to 4 feet. Isolated showers.

MONDAY:
East winds 20 knots. Wind waves 5 to 6 feet. South swell 3 feet. Isolated showers.


Kauai Channel-
Jul 19, 2018 9:52 am HST

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REST OF TODAY:
East winds 20 knots. Wind waves 7 feet. Scattered showers late in the morning, then isolated showers in the afternoon.

TONIGHT:
Northeast winds 20 knots. Wind waves 7 feet. Isolated showers.

FRIDAY:
Northeast winds 15 knots. Wind waves 6 feet. Isolated showers in the morning.

FRIDAY NIGHT:
Northeast winds 15 knots. Wind waves 5 feet. Isolated showers.

SATURDAY:
Northeast winds 15 knots. Wind waves 4 feet. Isolated showers in the morning.

SATURDAY NIGHT:
Northeast winds 15 knots. Wind waves 4 feet. South swell 3 feet. Isolated showers.

SUNDAY:
Northeast winds 20 knots. Wind waves 5 feet. South swell 3 feet. Isolated showers.

MONDAY:
Northeast winds 20 knots. Wind waves 6 feet. South swell 3 feet. Isolated showers.


Oahu Windward Waters-
Jul 19, 2018 9:52 am HST

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REST OF TODAY:
East winds 20 knots. Wind waves 8 feet. Scattered showers.

TONIGHT:
East winds 20 knots. Wind waves 7 feet. Isolated showers.

FRIDAY:
East winds 20 knots. Wind waves 6 feet. Isolated showers in the morning.

FRIDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. Isolated showers.

SATURDAY:
East winds 15 knots. Wind waves 5 feet. Isolated showers in the morning.

SATURDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. South swell 3 feet. Isolated showers.

SUNDAY:
East winds 20 knots. Wind waves 5 to 6 feet. South swell 3 feet. Scattered showers.

MONDAY:
East winds 20 knots. Wind waves 7 feet. South swell 3 feet. Scattered showers.


Oahu Leeward Waters-
Jul 19, 2018 9:52 am HST

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REST OF TODAY:
East winds 20 knots. Wind waves 7 feet. Isolated showers late in the morning.

TONIGHT:
Northeast winds 20 knots. Wind waves 6 feet.

FRIDAY:
Northeast winds 15 knots. Wind waves 5 feet.

FRIDAY NIGHT:
Northeast winds 15 knots. Wind waves 4 feet.

SATURDAY:
East winds 15 knots. Wind waves 4 feet. South swell 3 feet in the afternoon.

SATURDAY NIGHT:
Northeast winds 15 knots. Wind waves 4 feet. South swell 3 feet.

SUNDAY:
Northeast winds 15 knots. Wind waves 4 to 5 feet. South swell 3 feet. Isolated showers.

MONDAY:
Northeast winds 15 knots. Wind waves 5 to 6 feet. South swell 3 feet. Isolated showers.


Kaiwi Channel-
Jul 19, 2018 9:52 am HST

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Headlines:
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON

REST OF TODAY:
East winds to 25 knots. Wind waves 8 feet. Isolated showers through the day.

TONIGHT:
Northeast winds 20 knots. Wind waves 7 feet. Isolated showers.

FRIDAY:
Northeast winds 20 knots. Wind waves 6 feet. Isolated showers in the morning.

FRIDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. South swell 3 feet after midnight. Isolated showers.

SATURDAY:
Northeast winds 15 knots. Wind waves 5 feet. South swell 3 feet. Isolated showers in the morning.

SATURDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. South swell 3 feet. Isolated showers.

SUNDAY:
Northeast winds 20 knots. Wind waves 5 to 6 feet. South swell 3 feet. Isolated showers.

MONDAY:
Northeast winds 20 knots. Wind waves 7 feet. South swell 3 feet. Scattered showers.


Maui County Windward Waters-
Jul 19, 2018 9:52 am HST

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Headlines:
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON

REST OF TODAY:
East winds to 25 knots. Wind waves 8 feet. Scattered showers late in the morning, then isolated showers in the afternoon.

TONIGHT:
East winds 20 knots. Wind waves 7 feet. Isolated showers.

FRIDAY:
East winds 20 knots. Wind waves 6 feet. Isolated showers in the morning.

FRIDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. Isolated showers.

SATURDAY:
East winds 15 knots. Wind waves 5 feet. Isolated showers in the morning.

SATURDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. Isolated showers.

SUNDAY:
East winds 20 knots. Wind waves 5 to 6 feet. Scattered showers.

MONDAY:
East winds 20 knots. Wind waves 6 to 7 feet. Scattered showers.


Maui County Leeward Waters-
Jul 19, 2018 9:52 am HST

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REST OF TODAY:
East winds 20 knots. Wind waves 8 feet. Isolated showers late in the morning.

TONIGHT:
Northeast winds 15 knots. Wind waves 7 feet.

FRIDAY:
Northeast winds 15 knots. Wind waves 5 feet.

FRIDAY NIGHT:
Northeast winds 10 knots. Wind waves 4 feet. South swell 3 feet after midnight.

SATURDAY:
Northeast winds 15 knots. Wind waves 3 feet. South swell 3 feet.

SATURDAY NIGHT:
Northeast winds 15 knots. Wind waves 4 feet. South swell 3 feet.

SUNDAY:
Northeast winds 15 knots. Wind waves 4 feet. South swell 3 feet. Isolated showers.

MONDAY:
Northeast winds 15 knots. Wind waves 5 feet. South swell 3 feet. Isolated showers.


Maalaea Bay-
Jul 19, 2018 9:52 am HST

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Headlines:
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON

REST OF TODAY:
North winds to 25 knots. Wind waves 3 feet.

TONIGHT:
North winds to 25 knots. Wind waves 3 feet.

FRIDAY:
North winds 20 knots. Wind waves 3 feet in the morning then 2 feet or less.

FRIDAY NIGHT:
Northeast winds 15 knots. Wind waves 2 feet or less.

SATURDAY:
North winds 20 knots. Wind waves 2 feet or less.

SATURDAY NIGHT:
Northeast winds 15 knots. Wind waves 2 feet or less.

SUNDAY:
North winds to 25 knots. Wind waves 3 feet. Isolated showers.

MONDAY:
North winds to 25 knots. Wind waves 3 feet. Isolated showers.


Pailolo Channel-
Jul 19, 2018 9:52 am HST

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Headlines:
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON

REST OF TODAY:
East winds to 25 knots. Wind waves 7 feet. Isolated showers.

TONIGHT:
Northeast winds 20 knots. Wind waves 6 feet.

FRIDAY:
Northeast winds 20 knots. Wind waves 5 feet. Isolated showers in the morning.

FRIDAY NIGHT:
Northeast winds 15 knots. Wind waves 5 feet.

SATURDAY:
Northeast winds 20 knots. Wind waves 4 feet. South swell 3 feet in the afternoon. Isolated showers in the morning.

SATURDAY NIGHT:
Northeast winds 20 knots. Wind waves 4 feet. South swell 3 feet.

SUNDAY:
Northeast winds to 25 knots. Wind waves 5 feet. South swell 3 feet. Isolated showers.

MONDAY:
Northeast winds to 25 knots. Wind waves 6 feet. South swell 3 feet. Scattered showers.


Alenuihaha Channel-
Jul 19, 2018 9:52 am HST

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Headlines:
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON

REST OF TODAY:
East winds to 25 knots. Wind waves 9 feet. Isolated showers.

TONIGHT:
Northeast winds to 25 knots. Wind waves 8 feet.

FRIDAY:
Northeast winds to 25 knots. Wind waves 7 feet. Isolated showers in the morning.

FRIDAY NIGHT:
Northeast winds 20 knots. Wind waves 6 feet.

SATURDAY:
East winds 20 knots. Wind waves 5 feet. South swell 3 feet in the afternoon. Isolated showers in the morning.

SATURDAY NIGHT:
Northeast winds 20 knots. Wind waves 5 feet. South swell 3 feet.

SUNDAY:
Northeast winds to 25 knots. Wind waves 6 feet. South swell 3 feet. Isolated showers.

MONDAY:
Northeast winds to 25 knots. Wind waves 7 feet. South swell 3 feet. Isolated showers.


Big Island Windward Waters-
Jul 19, 2018 9:52 am HST

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REST OF TODAY:
East winds 20 knots. Wind waves 6 feet. Scattered showers late in the morning, then isolated showers in the afternoon.

TONIGHT:
East winds 15 knots. Wind waves 6 feet. Isolated showers.

FRIDAY:
East winds 20 knots. Wind waves 5 feet. Isolated showers in the morning.

FRIDAY NIGHT:
East winds 15 knots. Wind waves 4 feet. South swell 3 feet after midnight. Isolated showers.

SATURDAY:
East winds 15 knots. Wind waves 4 feet. South swell 3 feet. Isolated showers in the morning.

SATURDAY NIGHT:
East winds 15 knots. Wind waves 4 feet. South swell 3 feet. Isolated showers.

SUNDAY:
East winds 20 knots. Wind waves 5 feet. South swell 3 feet. Scattered showers.

MONDAY:
East winds 20 knots. Wind waves 5 to 6 feet. South swell 3 feet. Scattered showers.


Big Island Leeward Waters-
Jul 19, 2018 9:52 am HST

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Headlines:
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON

REST OF TODAY:
Winds variable less than 10 knots west of the Big Island, east to 25 knots near South Point. Wind waves 9 feet. Haze. Isolated showers.

TONIGHT:
Winds variable less than 10 knots west of the Big Island, east 20 knots near South Point. Wind waves 9 feet. Haze.

FRIDAY:
Winds variable less than 10 knots west of the Big Island, east 20 knots near South Point. Wind waves 7 feet. Haze.

FRIDAY NIGHT:
Winds variable less than 10 knots west of the Big Island, east 20 knots near South Point. Wind waves 6 feet. South swell 3 feet after midnight. Haze.

SATURDAY:
West winds 10 knots west of the Big Island, east 20 knots near South Point. Wind waves 5 feet. South swell 3 feet. Haze.

SATURDAY NIGHT:
Winds variable less than 10 knots west of the Big Island, east 20 knots near South Point. Wind waves 5 feet. South swell 4 feet. Haze.

SUNDAY:
West of the Big Island, west winds 10 knots becoming variable less than 10 knots. Near South Point, east winds to 25 knots. Wind waves 7 feet. South swell 3 to 4 feet. Haze. Isolated showers.

MONDAY:
West of the Big Island, west winds 10 knots becoming variable less than 10 knots, then becoming northwest 10 knots after midnight. Near South Point, east winds to 25 knots. Wind waves 7 to 8 feet. South swell 3 feet. Haze. Scattered showers.


Big Island Southeast Waters-
Jul 19, 2018 9:52 am HST

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Headlines:
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON

REST OF TODAY:
East winds to 25 knots. Wind waves 9 feet. Haze through the day. Scattered showers late in the morning. Isolated showers in the afternoon.

TONIGHT:
Northeast winds to 25 knots. Wind waves 8 feet. Haze. Isolated showers.

FRIDAY:
East winds 20 knots. Wind waves 7 feet. Isolated showers in the morning. Haze through the day.

FRIDAY NIGHT:
Northeast winds 20 knots. Wind waves 6 feet. South swell 3 feet after midnight. Haze. Isolated showers.

SATURDAY:
Northeast winds 20 knots. Wind waves 5 feet. South swell 3 feet. Isolated showers in the morning. Haze through the day.

SATURDAY NIGHT:
Northeast winds 20 knots. Wind waves 5 feet. South swell 3 feet. Haze. Isolated showers.

SUNDAY:
Northeast winds to 25 knots. Wind waves 7 feet. South swell 3 feet. Haze. Isolated showers.

MONDAY:
Northeast winds to 25 knots. Wind waves 7 to 8 feet. South swell 3 feet. Haze. Scattered showers.