FZHW50 PHFO 100346 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 546 PM HST Tue Dec 9 2025 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 546 PM HST Tue Dec 9 2025 .Synopsis for Hawaiian coastal waters... A front will approach from the northwest late Wednesday and will move west to east across the state through Thursday and stall and dissipate around Maui County Thursday night. An increase of showers are expected along and ahead of the front with moderate northerly winds following behind it. Another front approaching from the northwest will generate moderate southerly winds this weekend with an increase of showers expected on Sunday.
Maui County Windward Waters- 546 PM HST Tue Dec 9 2025
TONIGHT Southeast winds 7 to 10 knots. Seas 6 to 7 feet. Wave Detail: Northwest 6 feet at 12 seconds and east 4 feet at 8 seconds. Scattered showers, mainly this evening.
WEDNESDAY Southwest winds to 10 knots. Seas 6 to 8 feet, building to 8 to 9 feet in the afternoon. Wave Detail: Northwest 8 feet at 16 seconds and east 4 feet at 8 seconds. Isolated showers in the morning.
WEDNESDAY NIGHT Southwest winds 10 to 15 knots. Seas 8 to 9 feet. Wave Detail: Northwest 8 feet at 16 seconds and east 4 feet at 8 seconds. Isolated showers.
THURSDAY Southwest winds 10 to 15 knots, veering to west northwest 7 to 10 knots in the afternoon. Seas 7 to 8 feet. Wave Detail: Northwest 7 feet at 15 seconds and east 4 feet at 8 seconds. Scattered showers.
THURSDAY NIGHT Winds variable less than 10 knots. Seas 7 to 8 feet. Wave Detail: Northwest 7 feet at 13 seconds and east 3 feet at 8 seconds. Scattered showers.
FRIDAY East winds to 10 knots. Seas 6 to 8 feet. Wave Detail: Northwest 7 feet at 12 seconds and east 3 feet at 8 seconds. Scattered showers, mainly in the morning.
FRIDAY NIGHT South southeast winds 10 to 15 knots. Seas 5 to 7 feet. Wave Detail: Northwest 6 feet at 12 seconds and east 3 feet at 8 seconds. Isolated showers.
SATURDAY South winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: Northwest 5 feet at 11 seconds and southeast 3 feet at 12 seconds. Isolated showers through the night. Scattered showers through the day.
SUNDAY South southeast winds 10 to 15 knots. Seas 5 to 8 feet. Wave Detail: Northwest 8 feet at 15 seconds. Scattered showers.
Maui County Leeward Waters- 546 PM HST Tue Dec 9 2025
TONIGHT Winds variable less than 10 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 7 seconds. Isolated showers.
WEDNESDAY Southwest winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 7 seconds and northwest 3 feet at 13 seconds. Isolated showers in the morning.
WEDNESDAY NIGHT West southwest winds to 10 knots. Seas 3 to 5 feet. Wave Detail: Southeast 3 feet at 8 seconds and northwest 3 feet at 16 seconds. Isolated showers after midnight.
THURSDAY West southwest winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail: Southeast 3 feet at 8 seconds and northwest 3 feet at 15 seconds. Scattered showers.
THURSDAY NIGHT North winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail: Northwest 4 feet at 13 seconds. Scattered showers.
FRIDAY Winds variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: Northwest 4 feet at 12 seconds. Scattered showers in the morning. Isolated showers in the afternoon.
FRIDAY NIGHT Southeast winds 7 to 10 knots, veering to south 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail: Northwest 3 feet at 12 seconds. Isolated showers.
SATURDAY South southwest winds 10 to 15 knots. Seas to 3 feet. Wave Detail: West northwest 3 feet at 16 seconds. Isolated showers through the night, then scattered showers through the day.
SUNDAY South winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: Northwest 3 feet at 16 seconds. Scattered showers.
Maalaea Bay- 546 PM HST Tue Dec 9 2025
TONIGHT Winds variable less than 10 knots. Seas to 2 feet or less. Wave Detail: East southeast 2 feet at 8 seconds. Isolated showers this evening.
WEDNESDAY Winds variable less than 10 knots, becoming west southwest 7 to 10 knots in the afternoon. Seas to 2 feet or less.
WEDNESDAY NIGHT Winds variable less than 10 knots. Seas to 2 feet or less. Isolated showers after midnight.
THURSDAY Winds variable less than 10 knots. Seas to 2 feet or less. Isolated showers in the morning, then scattered showers in the afternoon.
THURSDAY NIGHT Winds variable less than 10 knots. Seas to 2 feet or less. Isolated showers in the evening.
FRIDAY Winds variable less than 10 knots. Seas to 2 feet or less.
FRIDAY NIGHT South southeast winds 7 to 10 knots. Seas to 2 feet or less.
SATURDAY South winds 7 to 10 knots. Seas to 2 feet or less. Isolated showers, then scattered showers after midnight.
SUNDAY South southeast winds 7 to 10 knots. Seas to 2 feet or less. Scattered showers.
Pailolo Channel- 546 PM HST Tue Dec 9 2025
TONIGHT East winds 7 to 10 knots, veering to south southeast after midnight. Seas to 3 feet this evening, then to 2 feet or less. Wave Detail: East 3 feet at 7 seconds. Isolated showers.
WEDNESDAY Southwest winds 7 to 10 knots. Seas to 2 feet or less. Isolated showers in the morning.
WEDNESDAY NIGHT Southwest winds to 10 knots. Seas to 2 feet or less. Wave Detail: Southwest 2 feet at 5 seconds. Isolated showers after midnight.
THURSDAY West southwest winds to 10 knots. Seas to 3 feet. Wave Detail: South southwest 3 feet at 6 seconds. Scattered showers.
THURSDAY NIGHT Winds variable less than 10 knots. Seas to 2 feet or less. Wave Detail: East southeast 2 feet at 7 seconds. Scattered showers, mainly in the evening.
FRIDAY East northeast winds to 10 knots in the morning, becoming variable less than 10 knots. Seas to 2 feet or less. Scattered showers in the morning. Isolated showers in the afternoon.
FRIDAY NIGHT Southeast winds 7 to 10 knots, veering to south 10 to 15 knots after midnight. Seas to 3 feet.
SATURDAY South winds 10 to 15 knots, becoming south southwest 15 to 20 knots in the afternoon, easing to 10 to 15 knots. Seas to 3 feet. Isolated showers through the night, then scattered showers through the day.
SUNDAY South winds 10 to 15 knots. Seas 3 to 5 feet. Scattered showers.
Alenuihaha Channel- 546 PM HST Tue Dec 9 2025
TONIGHT East southeast winds 7 to 10 knots. Seas 3 to 4 feet. Wave Detail: East northeast 4 feet at 8 seconds. Isolated showers.
WEDNESDAY Southwest winds 7 to 10 knots, veering to west southwest 10 to 15 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: East 3 feet at 8 seconds and northwest 3 feet at 14 seconds. Hazy in the morning. Isolated showers in the morning.
WEDNESDAY NIGHT West southwest winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 8 seconds and northwest 3 feet at 14 seconds. Isolated showers after midnight.
THURSDAY West southwest winds 7 to 10 knots, becoming 10 to 15 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: East 3 feet at 8 seconds and northwest 3 feet at 15 seconds. Isolated showers.
THURSDAY NIGHT Winds variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 8 seconds and northwest 3 feet at 14 seconds. Isolated showers.
FRIDAY East southeast winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail: Northwest 3 feet at 12 seconds. Isolated showers in the morning.
FRIDAY NIGHT East southeast winds 7 to 10 knots, veering to south southeast 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail: Northwest 3 feet at 12 seconds. Isolated showers after midnight.
SATURDAY South southwest winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: West 3 feet at 16 seconds. Isolated showers through the night, then scattered showers through the day.
SUNDAY South southeast winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: Northwest 3 feet at 14 seconds. Isolated showers. Scattered showers after midnight.
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