FZHW50 PHFO 270129
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
328 PM HST Tue Aug 26 2025

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

PHZ100-271400
328 PM HST Tue Aug 26 2025

Synopsis for Hawaiian coastal waters

High pressure north of the islands will maintain moderate to fresh trades through the week. A front will move north of the area over the weekend weakening the ridge and generating gentle to moderate trades.

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PHZ110-271400
Kauai Northwest Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 7 seconds.

WEDNESDAY
East winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 7 seconds.

WEDNESDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers after midnight.

THURSDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers.

THURSDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers in the evening, then scattered showers after midnight.

FRIDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers after midnight.

SATURDAY
East winds to 10 knots. Seas to 3 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers in the morning. Isolated showers after midnight.

SUNDAY
East winds 7 to 10 knots. Seas 3 to 4 feet. Isolated showers in the morning. Isolated showers after midnight.

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PHZ111-271400
Kauai Windward Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East winds to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 7 seconds.

WEDNESDAY
East winds to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers in the morning.

WEDNESDAY NIGHT
East winds to 15 knots, easing to 10 knots after midnight. Seas to 4 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers after midnight.

THURSDAY
East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers.

THURSDAY NIGHT
East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers in the evening, then scattered showers after midnight.

FRIDAY
East winds to 10 knots. Seas to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers after midnight.

SATURDAY
East winds to 10 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers in the morning. Isolated showers after midnight.

SUNDAY
East winds 7 to 10 knots. Seas 3 to 4 feet. Isolated showers in the morning. Isolated showers after midnight.

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PHZ112-271400
Kauai Leeward Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers.

WEDNESDAY
East winds to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers in the morning.

WEDNESDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers after midnight.

THURSDAY
East northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers in the afternoon.

THURSDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers.

FRIDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers after midnight.

SATURDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated showers after midnight.

SUNDAY
East winds 7 to 10 knots. Seas 3 to 4 feet. Isolated showers after midnight.

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PHZ113-271400
Kauai Channel
328 PM HST Tue Aug 26 2025

TONIGHT
East northeast winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds.

WEDNESDAY
East northeast winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds.

WEDNESDAY NIGHT
East northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds.

THURSDAY
East northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers in the afternoon.

THURSDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers.

FRIDAY
East northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds.

SATURDAY
East northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers after midnight.

SUNDAY
East northeast winds 7 to 10 knots. Seas 3 to 4 feet. Isolated showers after midnight.

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PHZ114-271400
Oahu Windward Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East winds to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers after midnight.

WEDNESDAY
East winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds.

WEDNESDAY NIGHT
East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers after midnight.

THURSDAY
East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers in the afternoon.

THURSDAY NIGHT
East winds to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers.

FRIDAY
East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers after midnight.

SATURDAY
East winds 10 to 15 knots. Seas to 3 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated showers after midnight.

SUNDAY
East winds to 10 knots. Seas 3 to 4 feet. Isolated showers after midnight.

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PHZ115-271400
Oahu Leeward Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers.

WEDNESDAY
East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds.

WEDNESDAY NIGHT
East northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds.

THURSDAY
East winds to 10 knots. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 5 seconds.

THURSDAY NIGHT
East winds 10 to 15 knots. Seas to 3 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers after midnight.

FRIDAY
East winds 10 to 15 knots. Seas to 3 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East northeast winds 10 to 15 knots. Seas to 3 feet. Wave Detail: East southeast 3 feet at 5 seconds.

SATURDAY
East winds 10 to 15 knots, backing to east northeast 7 to 10 knots after midnight. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 5 seconds.

SUNDAY
East winds 7 to 10 knots, becoming variable less than 10 knots. Seas 3 to 4 feet.

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PHZ116-271400
Kaiwi Channel
328 PM HST Tue Aug 26 2025

TONIGHT
East northeast winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds.

WEDNESDAY
East northeast winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 5 feet at 5 seconds.

WEDNESDAY NIGHT
East northeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds.

THURSDAY
East northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds.

THURSDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers after midnight.

FRIDAY
East northeast winds to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds.

FRIDAY NIGHT
East northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds.

SATURDAY
East northeast winds 10 to 15 knots. Seas to 3 feet. Wave Detail: East 3 feet at 4 seconds.

SUNDAY
East northeast winds 7 to 10 knots. Seas to 3 feet.

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PHZ117-271400
Maui County Windward Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East southeast 4 feet at 7 seconds. Isolated showers.

WEDNESDAY
East winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers in the morning.

WEDNESDAY NIGHT
East winds to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 6 seconds.

THURSDAY
East winds to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers.

THURSDAY NIGHT
East winds to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds. Isolated showers.

FRIDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 5 seconds.

FRIDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 5 seconds. Isolated showers after midnight.

SATURDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 4 seconds. Isolated showers in the morning. Isolated showers after midnight.

SUNDAY
East southeast winds 10 to 15 knots. Seas 3 to 4 feet.

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PHZ118-271400
Maui County Leeward Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 6 seconds.

WEDNESDAY
East winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds.

WEDNESDAY NIGHT
East northeast winds 10 to 15 knots, becoming 7 to 10 knots after midnight. Seas 3 to 5 feet. Wave Detail: East southeast 4 feet at 6 seconds.

THURSDAY
East winds 10 to 15 knots, becoming 7 to 10 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 5 seconds.

THURSDAY NIGHT
East winds 7 to 10 knots, backing to east northeast 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated showers.

FRIDAY
East winds 7 to 10 knots. Seas to 3 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East northeast winds 7 to 10 knots. Seas to 3 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated showers after midnight.

SATURDAY
East northeast winds 7 to 10 knots, veering to east southeast in the afternoon and evening, then becoming variable less than 10 knots after midnight. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 4 seconds.

SUNDAY
Winds variable less than 10 knots, becoming east 10 to 15 knots. Seas 3 to 4 feet.

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PHZ119-271400
Maalaea Bay
328 PM HST Tue Aug 26 2025

TONIGHT
North winds 15 to 20 knots. Seas to 2 feet or less.

WEDNESDAY
North winds to 20 knots. Seas to 2 feet or less.

WEDNESDAY NIGHT
North northeast winds to 20 knots. Seas to 2 feet or less.

THURSDAY
North northeast winds to 20 knots. Seas to 2 feet or less.

THURSDAY NIGHT
North winds to 20 knots. Seas to 2 feet or less.

FRIDAY
North winds to 20 knots. Seas to 2 feet or less.

FRIDAY NIGHT
North winds to 20 knots, easing to 15 knots after midnight. Seas to 2 feet or less.

SATURDAY
North winds to 20 knots, easing to 15 knots. Seas to 2 feet or less.

SUNDAY
North winds to 15 knots. Seas to 2 feet or less.

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PHZ120-271400
Pailolo Channel
328 PM HST Tue Aug 26 2025

TONIGHT
East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds.

WEDNESDAY
East northeast winds to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 4 seconds.

WEDNESDAY NIGHT
East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 4 seconds.

THURSDAY
East northeast winds 15 to 20 knots. Seas to 3 feet.

THURSDAY NIGHT
East northeast winds 15 to 20 knots. Seas to 3 feet.

FRIDAY
East northeast winds 15 to 20 knots. Seas to 3 feet.

FRIDAY NIGHT
East northeast winds 15 to 20 knots, easing to 10 to 15 knots after midnight. Seas to 3 feet.

SATURDAY
East northeast winds 15 to 20 knots, easing to 10 to 15 knots. Seas to 3 feet.

SUNDAY
East winds 10 to 15 knots. Seas to 2 feet or less.

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PHZ121-271400
Alenuihaha Channel
328 PM HST Tue Aug 26 2025

TONIGHT
East northeast winds to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds. Hazy. Isolated showers.

WEDNESDAY
East northeast winds to 20 knots. Seas 4 to 6 feet. Wave Detail: East 6 feet at 6 seconds. Hazy.

WEDNESDAY NIGHT
East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds. Hazy.

THURSDAY
East northeast winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East 4 feet at 5 seconds. Hazy in the morning.

THURSDAY NIGHT
East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers.

FRIDAY
East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East northeast winds 15 to 20 knots, easing to 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers after midnight.

SATURDAY
East northeast winds 15 to 20 knots, easing to 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds. Isolated showers after midnight.

SUNDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Isolated showers after midnight.

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PHZ122-271400
Big Island Windward Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East winds to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 7 seconds. Isolated showers.

WEDNESDAY
East winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 7 seconds. Isolated showers in the morning.

WEDNESDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 7 seconds. Isolated showers after midnight.

THURSDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 7 seconds. Isolated showers.

THURSDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 7 seconds. Isolated showers.

FRIDAY
East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 7 seconds. Isolated showers in the morning.

FRIDAY NIGHT
East winds 10 to 15 knots. Seas to 3 feet. Wave Detail: East southeast 3 feet at 7 seconds. Isolated showers after midnight.

SATURDAY
East winds 10 to 15 knots. Seas 3 to 5 feet. Isolated showers in the morning. Isolated showers after midnight.

SUNDAY
East winds to 10 knots. Seas 4 to 5 feet. Isolated showers after midnight.

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PHZ123-271400
Big Island Leeward Waters
328 PM HST Tue Aug 26 2025

TONIGHT
West of the Big Island, northwest winds 10 to 15 knots, backing to west northwest 7 to 10 knots after midnight. Near South Point, east winds to 20 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 5 seconds. Hazy. Isolated showers.

WEDNESDAY
West of the Big Island, west northwest winds 7 to 10 knots, becoming 10 to 15 knots in the afternoon. Near South Point, east winds to 20 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 5 seconds. Hazy.

WEDNESDAY NIGHT
West of the Big Island, northwest winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Near South Point, east winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 5 seconds. Hazy. Isolated showers after midnight.

THURSDAY
West of the Big Island, northwest winds 7 to 10 knots. Near South Point, east winds 15 to 20 knots, becoming to 15 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: East 3 feet at 4 seconds. Hazy in the morning. Isolated showers.

THURSDAY NIGHT
West of the Big Island, winds variable less than 10 knots. Near South Point, east winds to 15 knots, becoming 15 to 20 knots after midnight. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds. Scattered showers.

FRIDAY
West of the Big Island, winds variable less than 10 knots. Near South Point, east winds 15 to 20 knots, becoming to 15 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds. Scattered showers in the morning. Isolated showers in the afternoon.

FRIDAY NIGHT
West of the Big Island, winds variable less than 10 knots. Near South Point, east winds to 15 knots, becoming 15 to 20 knots after midnight. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds. Isolated showers.

SATURDAY
West of the Big Island, winds variable less than 10 knots. Near South Point, east winds 15 to 20 knots, easing to 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 4 seconds. Isolated showers in the morning. Isolated showers through the day.

SUNDAY
Winds variable less than 10 knots west of the Big Island...East 10 to 15 knots near South Point. Seas 3 to 5 feet. Isolated showers.

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PHZ124-271400
Big Island Southeast Waters
328 PM HST Tue Aug 26 2025

TONIGHT
East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East southeast 4 feet at 8 seconds. Isolated showers.

WEDNESDAY
East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers in the morning.

WEDNESDAY NIGHT
East northeast winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East 4 feet at 7 seconds.

THURSDAY
East northeast winds 15 to 20 knots. Seas to 4 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers in the morning.

THURSDAY NIGHT
East northeast winds to 15 knots. Seas to 4 feet. Wave Detail: East 4 feet at 7 seconds. Isolated showers.

FRIDAY
East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 7 seconds.

FRIDAY NIGHT
East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 5 seconds.

SATURDAY
East northeast winds 15 to 20 knots, easing to 10 to 15 knots after midnight. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds.

SUNDAY
East northeast winds 10 to 15 knots. Seas 4 to 5 feet. Isolated showers after midnight.