FZHW50 PHFO 161306 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 306 AM HST Tue Jun 16 2026 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 306 AM HST Tue Jun 16 2026 .Synopsis for Hawaiian coastal waters... Moderate to locally fresh trade winds will gradually ease to light to moderate speeds through the end of the week as a trough to the northwest weakens the ridge to the north. The ridge will strengthen over weakened as the troughs weaken and lifts far north, allowing fresh to moderate easterly trades to return. The current moderate to large south southwest swell will gradually fade through tonight. Another smaller, long-period south southwest swell is expected Wednesday night into Thursday.
Maui County Windward Waters- 306 AM HST Tue Jun 16 2026
TODAY East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds. Isolated showers.
TONIGHT East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 4 seconds. Isolated showers.
WEDNESDAY East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 4 seconds. Isolated showers.
WEDNESDAY NIGHT East winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East southeast 3 feet at 5 seconds. Scattered showers.
THURSDAY East winds to 10 knots. Seas to 4 feet. Wave Detail: East southeast 3 feet at 5 seconds. Scattered showers, mainly in the morning.
THURSDAY NIGHT East southeast winds 10 to 15 knots. Seas to 4 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated showers.
FRIDAY East southeast winds to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at 6 seconds. Isolated showers.
SATURDAY East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at 7 seconds. Isolated showers.
Maui County Leeward Waters- 306 AM HST Tue Jun 16 2026
TODAY East northeast winds 10 to 15 knots. Seas to 5 feet. Wave Detail: South southwest 4 feet at 14 seconds and east southeast 3 feet at 5 seconds. Isolated showers this morning.
TONIGHT East northeast winds 10 to 15 knots. Seas to 5 feet. Wave Detail: South southwest 4 feet at 14 seconds and east southeast 3 feet at 4 seconds. Isolated showers after midnight.
WEDNESDAY East southeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: South 4 feet at 17 seconds and east southeast 3 feet at 4 seconds.
WEDNESDAY NIGHT Northeast winds 7 to 10 knots. Seas 4 to 5 feet. Wave Detail: South 4 feet at 16 seconds.
THURSDAY Winds variable less than 10 knots. Seas 4 to 5 feet. Wave Detail: South 4 feet at 15 seconds.
THURSDAY NIGHT Winds variable less than 10 knots. Seas 4 to 5 feet. Wave Detail: South 5 feet at 14 seconds.
FRIDAY North northeast winds 7 to 10 knots, veering to east in the afternoon, backing to east northeast 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: South 4 feet at 13 seconds. Isolated showers after midnight.
SATURDAY East southeast winds 10 to 15 knots, backing to north northeast 7 to 10 knots in the afternoon and evening, veering to east northeast 10 to 15 knots after midnight. Seas 3 to 5 feet. Wave Detail: South 4 feet at 15 seconds.
Maalaea Bay- 306 AM HST Tue Jun 16 2026
TODAY North northeast winds to 20 knots. Seas to 2 feet or less, then to 3 feet this afternoon.
TONIGHT North northeast winds 15 to 20 knots. Seas to 3 feet.
WEDNESDAY North northeast winds 15 to 20 knots. Seas to 3 feet. Wave Detail: South southwest 3 feet at 16 seconds.
WEDNESDAY NIGHT North winds to 15 knots in the evening, becoming variable less than 10 knots. Seas to 3 feet. Wave Detail: South southwest 3 feet at 16 seconds.
THURSDAY Winds variable less than 10 knots. Seas to 3 feet. Wave Detail: South 3 feet at 15 seconds.
THURSDAY NIGHT Winds variable less than 10 knots, becoming north to 15 knots after midnight. Seas to 3 feet. Wave Detail: South 3 feet at 14 seconds.
FRIDAY North winds to 15 knots, rising to 20 knots. Seas to 3 feet. Wave Detail: South 3 feet at 13 seconds.
SATURDAY North winds to 15 knots, rising to 20 knots. Seas to 2 feet or less.
Pailolo Channel- 306 AM HST Tue Jun 16 2026
TODAY East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 4 seconds.
TONIGHT East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 4 seconds.
WEDNESDAY East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: South 3 feet at 16 seconds.
WEDNESDAY NIGHT East northeast winds 10 to 15 knots, becoming 7 to 10 knots after midnight. Seas 3 to 4 feet. Wave Detail: South 3 feet at 16 seconds. Isolated showers in the evening.
THURSDAY Winds variable less than 10 knots, becoming east 7 to 10 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: South 3 feet at 15 seconds. Isolated showers.
THURSDAY NIGHT Winds variable less than 10 knots, becoming east 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail: South 3 feet at 14 seconds. Isolated showers in the evening.
FRIDAY East northeast winds 10 to 15 knots, veering to southeast in the afternoon, then becoming east northeast 15 to 20 knots. Seas 3 to 4 feet.
SATURDAY East winds 10 to 15 knots, becoming east northeast 15 to 20 knots. Seas 3 to 4 feet. Isolated showers through the night.
Alenuihaha Channel- 306 AM HST Tue Jun 16 2026
TODAY East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: South southwest 5 feet at 14 seconds and east 4 feet at 4 seconds. Isolated showers this morning.
TONIGHT East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: South southwest 5 feet at 14 seconds and east 3 feet at 4 seconds.
WEDNESDAY East winds 10 to 15 knots, becoming east northeast 15 to 20 knots in the afternoon. Seas 4 to 5 feet. Wave Detail: South southwest 4 feet at 17 seconds and east 3 feet at 4 seconds. Isolated showers in the afternoon.
WEDNESDAY NIGHT East northeast winds to 15 knots, easing to 10 knots after midnight. Seas 4 to 5 feet. Wave Detail: South southwest 4 feet at 16 seconds and east 3 feet at 5 seconds. Scattered showers.
THURSDAY East northeast winds 7 to 10 knots. Seas 4 to 5 feet. Wave Detail: South southwest 4 feet at 15 seconds. Isolated showers.
THURSDAY NIGHT East northeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: South southwest 5 feet at 14 seconds and east 3 feet at 5 seconds. Isolated showers.
FRIDAY East winds 10 to 15 knots, becoming east northeast 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds and south southwest 4 feet at 13 seconds. Isolated showers in the morning. Isolated showers after midnight.
SATURDAY East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds and south southwest 4 feet at 15 seconds. Isolated showers.
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