Hawaiian Coastal Waters Forecast

SYNOPSIS FOR HAWAIIAN COASTAL WATERS
Jul 23, 2017 3:25 pm HST

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Synopsis for Hawaiian coastal waters:
A surface high will remain nearly stationary far northeast of the islands through the forecast period. A trough will pass east to west over the island chain tonight and Monday. The trough will move west of Kauai by early Tuesday with trade winds strengthening in it's wake.


Kauai Northwest Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 20 knots. Wind waves 6 feet. Scattered showers in the evening, then showers likely after midnight.

MONDAY:
East winds 15 knots. Wind waves 5 feet. Showers likely in the morning, then scattered showers and slight chance of thunderstorms in the afternoon.

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

TUESDAY:
East winds 15 knots. Wind waves 6 feet. Southeast swell 3 feet. Scattered showers.

TUESDAY NIGHT:
East winds 15 knots. Wind waves 6 feet. Southeast swell 3 feet. Scattered showers.

WEDNESDAY:
East winds 20 knots. Wind waves 5 feet. East swell 3 feet. Scattered showers in the morning, then isolated showers in the afternoon.

WEDNESDAY NIGHT:
East winds 20 knots. Wind waves 5 feet. East swell 4 feet. Scattered showers.

THURSDAY:
East winds 20 knots. Wind waves 6 feet. East swell 3 to 4 feet. Scattered showers.

FRIDAY:
East winds 15 knots. Wind waves 5 to 6 feet. East swell 3 feet. Scattered showers.


Kauai Windward Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 15 knots. Wind waves 6 feet. Scattered showers in the evening, then showers likely after midnight.

MONDAY:
East winds 15 knots. Wind waves 6 feet. Showers likely through the day. Slight chance of thunderstorms in the afternoon.

MONDAY NIGHT:
East winds 20 knots. Wind waves 6 feet. Showers likely.

TUESDAY:
East winds 15 knots. Wind waves 6 feet. Scattered showers.

TUESDAY NIGHT:
East winds 15 knots. Wind waves 6 feet. Scattered showers.

WEDNESDAY:
East winds 20 knots. Wind waves 5 feet. East swell 3 feet. Scattered showers in the morning, then isolated showers in the afternoon.

WEDNESDAY NIGHT:
East winds 20 knots. Wind waves 5 feet. East swell 4 feet. Scattered showers.

THURSDAY:
East winds 15 knots. Wind waves 6 feet. East swell 3 to 4 feet. Scattered showers.

FRIDAY:
East winds 15 knots. Wind waves 4 to 5 feet. East swell 3 feet. Scattered showers.


Kauai Leeward Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 15 knots. Wind waves 6 feet. Southeast swell 3 feet. Scattered showers.

MONDAY:
East winds 10 knots. Wind waves 5 feet in the morning then 2 feet or less. Southeast swell 3 feet. Scattered showers.

MONDAY NIGHT:
East winds 15 knots. Wind waves 4 feet. Southeast swell 3 feet. Scattered showers.

TUESDAY:
East winds 15 knots. Wind waves 4 feet. Southeast swell 3 feet. Scattered showers in the morning, then isolated showers in the afternoon.

TUESDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. Southeast swell 3 feet. Isolated showers in the evening, then scattered showers after midnight.

WEDNESDAY:
East winds 20 knots. Wind waves 5 feet. East swell 3 feet in the morning. Scattered showers in the morning, then isolated showers in the afternoon.

WEDNESDAY NIGHT:
East winds 20 knots. Wind waves 6 feet. East swell 3 feet. Isolated showers in the evening, then scattered showers after midnight.

THURSDAY:
East winds 20 knots. Wind waves 6 feet. East swell 3 feet. Isolated showers.

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


Kauai Channel-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
Northeast winds 15 knots. Wind waves 6 feet. Southeast swell 3 feet. Scattered showers.

MONDAY:
East winds 10 knots. Wind waves 5 feet in the morning then 2 feet or less. Southeast swell 3 feet. Scattered showers.

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

TUESDAY:
East winds 15 knots. Wind waves 6 feet. Southeast swell 3 feet. Scattered showers in the morning, then isolated showers in the afternoon.

TUESDAY NIGHT:
East winds 20 knots. Wind waves 6 feet. Southeast swell 3 feet. Isolated showers.

WEDNESDAY:
Northeast winds 20 knots. Wind waves 6 feet. East swell 3 feet. Isolated showers through the day.

WEDNESDAY NIGHT:
East winds 20 knots. Wind waves 6 feet. East swell 4 feet. Isolated showers.

THURSDAY:
Northeast winds 20 knots. Wind waves 6 feet. East swell 3 to 4 feet. Isolated showers.

FRIDAY:
East winds 15 knots. Wind waves 6 feet. East swell 3 feet. Isolated showers.


Oahu Windward Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 15 knots. Wind waves 6 feet. Scattered showers in the evening, then showers likely after midnight.

MONDAY:
East winds 15 knots. Wind waves 6 feet. Showers likely and slight chance of thunderstorms in the morning, then scattered showers in the afternoon.

MONDAY NIGHT:
East winds 20 knots. Wind waves 7 feet. Scattered showers in the evening, then showers likely after midnight.

TUESDAY:
East winds 20 knots. Wind waves 7 feet. Scattered showers in the morning, then isolated showers in the afternoon.

TUESDAY NIGHT:
East winds 20 knots. Wind waves 7 feet. Scattered showers.

WEDNESDAY:
East winds 20 knots. Wind waves 6 feet. East swell 4 feet. Scattered showers in the morning, then isolated showers in the afternoon.

WEDNESDAY NIGHT:
East winds 20 knots. Wind waves 5 feet. East swell 4 feet. Scattered showers.

THURSDAY:
East winds 20 knots. Wind waves 6 feet. East swell 4 feet. Scattered showers.

FRIDAY:
East winds 15 knots. Wind waves 6 feet. East swell 3 to 4 feet. Scattered showers.


Oahu Leeward Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 15 knots. Wind waves 5 feet. Southeast swell 3 feet after midnight. Scattered showers.

MONDAY:
Southeast winds 10 knots. Wind waves 2 feet or less. Southeast swell 3 feet. Scattered showers.

MONDAY NIGHT:
East winds 15 knots. Wind waves 4 feet. Southeast swell 3 feet. Scattered showers.

TUESDAY:
East winds 15 knots. Wind waves 5 feet. Southeast swell 3 feet. Isolated showers in the morning.

TUESDAY NIGHT:
East winds 15 knots. Wind waves 6 feet. Southeast swell 3 feet. Isolated showers through the night.

WEDNESDAY:
Northeast winds 20 knots. Wind waves 6 feet. East swell 3 feet. Isolated showers through the day.

WEDNESDAY NIGHT:
East winds 20 knots. Wind waves 5 feet. East swell 4 feet. Isolated showers through the night.

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

FRIDAY:
East winds 15 knots. Wind waves 6 feet. East swell 3 feet. Isolated showers.


Kaiwi Channel-
Jul 23, 2017 3:25 pm HST

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

MONDAY:
East winds 15 knots. Wind waves 4 feet. Scattered showers.

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

TUESDAY:
East winds 20 knots. Wind waves 7 feet. Scattered showers in the morning, then isolated showers in the afternoon.

TUESDAY NIGHT:
East winds 20 knots. Wind waves 7 feet. Isolated showers through the night.

WEDNESDAY:
Northeast winds 20 knots. Wind waves 6 feet. East swell 4 feet. Isolated showers through the day.

WEDNESDAY NIGHT:
East winds 20 knots. Wind waves 5 feet. East swell 4 feet. Isolated showers through the night.

THURSDAY:
East winds 20 knots. Wind waves 6 feet. East swell 3 to 4 feet. Isolated showers.

FRIDAY:
East winds 15 knots. Wind waves 6 feet. East swell 3 feet. Isolated showers.


Maui County Windward Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 15 knots. Wind waves 6 feet. Southeast swell 3 feet. Scattered showers in the evening, then showers likely and slight chance of thunderstorms after midnight.

MONDAY:
East winds 20 knots. Wind waves 6 feet. Southeast swell 3 feet. Showers likely and slight chance of thunderstorms in the morning, then scattered showers in the afternoon.

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

TUESDAY:
East winds 20 knots. Wind waves 7 feet. Southeast swell 3 feet. Scattered showers.

TUESDAY NIGHT:
East winds 20 knots. Wind waves 7 feet. Southeast swell 3 feet. Scattered showers.

WEDNESDAY:
East winds 20 knots. Wind waves 6 feet. East swell 4 feet. Scattered showers.

WEDNESDAY NIGHT:
East winds 20 knots. Wind waves 5 feet. East swell 4 feet. Scattered showers.

THURSDAY:
East winds 20 knots. Wind waves 5 feet. East swell 4 feet. Scattered showers.

FRIDAY:
East winds 15 knots. Wind waves 6 feet. East swell 3 to 4 feet. Scattered showers.


Maui County Leeward Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 10 knots. Wind waves 3 feet. Scattered showers in the evening, then isolated showers after midnight.

MONDAY:
Southeast winds 10 knots in the morning becoming variable less than 10 knots. Wind waves 2 feet or less. Haze. Scattered showers.

MONDAY NIGHT:
Northeast winds 15 knots. Wind waves 4 feet. Haze through the night. Scattered showers in the evening. Isolated showers after midnight.

TUESDAY:
East winds 15 knots. Wind waves 4 feet. Southeast swell 3 feet in the afternoon.

TUESDAY NIGHT:
East winds 15 knots. Wind waves 5 feet. Southeast swell 3 feet. Isolated showers.

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

WEDNESDAY NIGHT:
Northeast winds 15 knots. Wind waves 5 feet. East swell 3 feet. Isolated showers.

THURSDAY:
Northeast winds 15 knots. Wind waves 5 feet. East swell 3 feet. Isolated showers.

FRIDAY:
East winds 15 knots. Wind waves 4 to 6 feet. East swell 3 feet. Isolated showers.


Maalaea Bay-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
Northeast winds 10 knots. Wind waves 3 feet in the evening then 2 feet or less. Isolated showers.

MONDAY:
North winds 10 knots in the morning becoming variable less than 10 knots. Wind waves 2 feet or less. Isolated heavy showers.

MONDAY NIGHT:
Northeast winds 15 knots. Wind waves 5 feet. Isolated showers in the evening.

TUESDAY:
Northeast winds to 25 knots. Wind waves 6 feet.

TUESDAY NIGHT:
Northeast winds to 25 knots. Wind waves 6 feet.

WEDNESDAY:
North winds to 25 knots. Wind waves 6 feet in the morning then 2 feet or less.

WEDNESDAY NIGHT:
Northeast winds to 25 knots. Wind waves 3 feet.

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

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


Pailolo Channel-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 20 knots. Wind waves 7 feet. Scattered showers through the night.

MONDAY:
East winds 15 knots. Wind waves 5 feet. Scattered showers.

MONDAY NIGHT:
East winds 20 knots. Wind waves 9 feet. Scattered showers.

TUESDAY:
East winds to 25 knots. Wind waves 10 feet. Scattered showers in the morning. Isolated showers in the afternoon.

TUESDAY NIGHT:
East winds to 25 knots. Wind waves 10 feet. Isolated showers in the evening. Scattered showers after midnight.

WEDNESDAY:
Northeast winds to 25 knots. Wind waves 10 feet decreasing to 5 feet in the afternoon. East swell 4 feet. Scattered showers in the morning. Isolated showers in the afternoon.

WEDNESDAY NIGHT:
Northeast winds to 25 knots. Wind waves 5 feet. East swell 4 feet. Isolated showers in the evening. Scattered showers after midnight.

THURSDAY:
Northeast winds to 25 knots. Wind waves 5 feet. East swell 3 to 4 feet. Scattered showers.

FRIDAY:
East winds 20 knots. Wind waves 8 feet. East swell 3 feet. Isolated showers.


Alenuihaha Channel-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 15 knots. Wind waves 5 feet. Scattered showers in the evening, then isolated showers after midnight.

MONDAY:
Northeast winds 20 knots. Wind waves 6 feet. Haze through the day. Isolated showers in the morning. Scattered showers in the afternoon.

MONDAY NIGHT:
East winds 20 knots. Wind waves 9 feet. Haze through the night. Scattered showers in the evening. Isolated showers after midnight.

TUESDAY:
East winds to 25 knots. Wind waves 10 feet. Southeast swell 3 feet. Isolated showers.

TUESDAY NIGHT:
East winds to 25 knots. Wind waves 10 feet. Southeast swell 3 feet. Isolated showers.

WEDNESDAY:
Northeast winds to 25 knots. Wind waves 8 feet. East swell 4 feet. Isolated showers in the morning. Scattered showers in the afternoon.

WEDNESDAY NIGHT:
East winds to 30 knots. Wind waves 8 feet. East swell 4 feet. Isolated showers.

THURSDAY:
East winds to 25 knots. Wind waves 7 to 8 feet. East swell 3 to 4 feet. Isolated showers.

FRIDAY:
East winds 20 knots. Wind waves 8 feet. East swell 3 feet. Isolated showers.


Big Island Windward Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
Southeast winds 10 knots. Wind waves 5 feet. Southeast swell 3 feet. Scattered showers.

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

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

TUESDAY:
East winds 20 knots. Wind waves 7 feet. Southeast swell 3 feet. Scattered showers in the morning, then isolated showers in the afternoon.

TUESDAY NIGHT:
East winds 20 knots. Wind waves 6 feet. Southeast swell 3 feet. Scattered showers.

WEDNESDAY:
East winds 20 knots. Wind waves 5 feet. East swell 4 feet. Scattered showers.

WEDNESDAY NIGHT:
East winds 15 knots. Wind waves 4 feet. East swell 4 feet. Scattered showers.

THURSDAY:
East winds 15 knots. Wind waves 4 feet. East swell 4 feet. Scattered showers.

FRIDAY:
East winds 10 knots. Wind waves 3 to 4 feet. East swell 3 to 4 feet. Scattered showers.


Big Island Leeward Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
Winds variable less than 10 knots west of the Big Island, east 15 knots near South Point. Wind waves 6 feet. Southeast swell 3 feet. Haze. Isolated showers.

MONDAY:
Winds variable less than 10 knots west of the Big Island, east 15 knots near South Point. Wind waves 6 feet. Southeast swell 3 feet. Haze through the day. Isolated showers in the morning. Scattered showers in the afternoon.

MONDAY NIGHT:
Winds variable less than 10 knots west of the Big Island, east 20 knots near South Point. Wind waves 9 feet. Southeast swell 3 feet. Haze through the night. Scattered showers in the evening. Isolated showers after midnight.

TUESDAY:
Winds variable less than 10 knots west of the Big Island, east to 25 knots near South Point. Wind waves 9 feet. Southeast swell 3 feet. Haze. Isolated showers.

TUESDAY NIGHT:
Winds variable less than 10 knots west of the Big Island, east to 25 knots near South Point. Wind waves 9 feet. Southeast swell 3 feet. Haze through the night. Isolated showers through the night.

WEDNESDAY:
Winds variable less than 10 knots west of the Big Island, east to 25 knots near South Point. Wind waves 8 feet. East swell 4 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 25 knots near South Point. Wind waves 6 feet. Northeast swell 4 feet. Haze through the night. Isolated showers through the night.

THURSDAY:
West of the Big Island, northwest winds 10 knots becoming variable less than 10 knots, then becoming south 10 knots after midnight. Near South Point, east winds 20 knots. Wind waves 6 to 7 feet. East swell 3 to 4 feet. Haze. Isolated showers.

FRIDAY:
West of the Big Island, north winds 10 knots in the morning becoming variable less than 10 knots. Near South Point, east winds 20 knots. Wind waves 8 to 9 feet. East swell 3 feet. Haze. Isolated showers.


Big Island Southeast Waters-
Jul 23, 2017 3:25 pm HST

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TONIGHT:
East winds 15 knots. Wind waves 6 feet. Southeast swell 3 feet. Haze. Scattered showers.

MONDAY:
East winds 15 knots. Wind waves 5 feet. Southeast swell 3 feet. Scattered showers.

MONDAY NIGHT:
East winds 20 knots. Wind waves 9 feet. Southeast swell 3 feet. Scattered showers.

TUESDAY:
East winds to 25 knots. Wind waves 9 feet. Southeast swell 3 feet. Scattered showers.

TUESDAY NIGHT:
East winds to 25 knots. Wind waves 10 feet. Southeast swell 3 feet. Scattered showers.

WEDNESDAY:
East winds to 25 knots. Wind waves 8 feet. East swell 4 feet. Scattered showers.

WEDNESDAY NIGHT:
Northeast winds to 25 knots. Wind waves 7 feet. East swell 4 feet. Scattered showers.

THURSDAY:
Northeast winds to 25 knots. Wind waves 7 feet. East swell 3 to 4 feet. Scattered showers.

FRIDAY:
East winds 20 knots. Wind waves 8 to 9 feet. East swell 3 feet. Isolated showers.