FZHW50 PHFO 151335 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 335 AM HST Sun Mar 15 2026 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 335 AM HST Sun Mar 15 2026 .Synopsis for Hawaiian coastal waters... The powerful kona storm will weaken as it moves northeast and away from the area during the next few days, with conditions improving over the coastal waters. Ridging is forecast to strengthen north of the islands late in the week, which should bring a return of moderate to fresh trade winds.
Maui County Windward Waters- 335 AM HST Sun Mar 15 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...
TODAY Southwest winds 20 to 25 knots, rising to 25 to 30 knots this afternoon. Seas 10 to 14 feet, subsiding to 8 to 11 feet this afternoon. Wave Detail: South southwest 13 feet at 8 seconds and west northwest 5 feet at 11 seconds. Scattered showers.
TONIGHT West southwest winds 15 to 20 knots, easing to 7 to 10 knots after midnight. Seas 6 to 9 feet, subsiding to 5 to 7 feet after midnight. Wave Detail: South southeast 8 feet at 7 seconds and west northwest 5 feet at 10 seconds. Scattered showers in the evening, then numerous showers after midnight.
MONDAY South winds 10 to 15 knots, veering to south southwest 7 to 10 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: West northwest 5 feet at 10 seconds and east southeast 4 feet at 8 seconds. Scattered showers in the morning, then numerous showers in the afternoon.
MONDAY NIGHT Northwest winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Seas 5 to 7 feet. Wave Detail: Northwest 5 feet at 11 seconds and east southeast 4 feet at 8 seconds. Showers.
TUESDAY Winds variable less than 10 knots, becoming northeast 7 to 10 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: North northwest 6 feet at 12 seconds. Numerous showers.
TUESDAY NIGHT East winds 7 to 10 knots. Seas 6 to 7 feet. Wave Detail: North northwest 7 feet at 14 seconds. Scattered showers.
WEDNESDAY East northeast winds 7 to 10 knots. Seas 6 to 7 feet. Wave Detail: North 7 feet at 13 seconds and east southeast 3 feet at 7 seconds. Scattered showers through the night, then numerous showers through the day.
THURSDAY East winds to 10 knots, rising to 15 to 20 knots. Seas 6 to 9 feet. Wave Detail: North 5 feet at 11 seconds and east 3 feet at 5 seconds. Scattered showers.
Maui County Leeward Waters- 335 AM HST Sun Mar 15 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...
TODAY South southwest winds 20 to 25 knots. Seas 9 to 13 feet, subsiding to 7 to 10 feet this afternoon. Wave Detail: Southwest 11 feet at 8 seconds and west northwest 5 feet at 10 seconds. Scattered showers.
TONIGHT Southwest winds 15 to 20 knots, becoming west southwest 7 to 10 knots after midnight. Seas 5 to 7 feet. Wave Detail: South 7 feet at 6 seconds and west northwest 5 feet at 11 seconds. Scattered showers.
MONDAY Southwest winds 7 to 10 knots. Seas 4 to 6 feet. Wave Detail: South 4 feet at 5 seconds and west northwest 4 feet at 10 seconds. Scattered showers.
MONDAY NIGHT Winds variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: West northwest 4 feet at 10 seconds and west southwest 3 feet at 5 seconds. Showers.
TUESDAY North winds 7 to 10 knots in the morning, becoming variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: North northwest 4 feet at 12 seconds. Numerous showers.
TUESDAY NIGHT Winds variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: North northwest 4 feet at 14 seconds and south 3 feet at 16 seconds. Scattered showers.
WEDNESDAY Winds variable less than 10 knots. Seas 4 to 6 feet. Wave Detail: North northwest 4 feet at 13 seconds and south 3 feet at 15 seconds. Scattered showers through the night, then numerous showers through the day.
THURSDAY East winds 7 to 10 knots, backing to east northeast 10 to 15 knots after midnight. Seas 4 to 6 feet. Wave Detail: North 4 feet at 11 seconds and south 3 feet at 14 seconds. Scattered showers through the night, then numerous showers through the day.
Maalaea Bay- 335 AM HST Sun Mar 15 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...
TODAY South southwest winds to 20 knots. Seas 3 to 5 feet. Wave Detail: Southwest 5 feet at 8 seconds. Scattered showers this morning, then numerous showers this afternoon.
TONIGHT South southwest winds 15 to 20 knots, becoming south 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail: South southeast 4 feet at 6 seconds. Showers.
MONDAY South southwest winds 7 to 10 knots. Seas to 3 feet in the morning, then to 2 feet or less. Wave Detail: Southwest 3 feet at 6 seconds. Numerous showers.
MONDAY NIGHT Winds variable less than 10 knots. Seas to 2 feet or less. Scattered showers.
TUESDAY Winds variable less than 10 knots. Seas to 2 feet or less. Scattered showers.
TUESDAY NIGHT Winds variable less than 10 knots. Seas to 2 feet or less. Scattered showers.
WEDNESDAY Winds variable less than 10 knots. Seas to 2 feet or less. Scattered showers through the night, then numerous showers through the day.
THURSDAY Winds variable less than 10 knots, becoming north to 15 knots. Seas to 2 feet or less. Scattered showers.
Pailolo Channel- 335 AM HST Sun Mar 15 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...
TODAY Southwest winds 20 to 25 knots. Seas 7 to 10 feet, subsiding to 5 to 8 feet this afternoon. Wave Detail: Southwest 9 feet at 8 seconds and west 3 feet at 11 seconds. Scattered showers.
TONIGHT Southwest winds 15 to 20 knots, becoming west southwest 7 to 10 knots after midnight. Seas 4 to 6 feet, subsiding to 3 to 4 feet after midnight. Wave Detail: Southwest 6 feet at 6 seconds. Scattered showers.
MONDAY Southwest winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail: South southwest 3 feet at 5 seconds. Scattered showers.
MONDAY NIGHT Winds variable less than 10 knots. Seas 3 to 4 feet. Numerous showers.
TUESDAY Winds variable less than 10 knots. Seas to 3 feet. Numerous showers.
TUESDAY NIGHT Winds variable less than 10 knots. Seas 3 to 4 feet. Scattered showers.
WEDNESDAY Winds variable less than 10 knots. Seas 3 to 5 feet. Scattered showers through the night, then numerous showers through the day.
THURSDAY Winds variable less than 10 knots, becoming east northeast 10 to 15 knots. Seas 3 to 5 feet. Scattered showers.
Alenuihaha Channel- 335 AM HST Sun Mar 15 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...
TODAY South southwest winds 25 to 30 knots. Seas 9 to 13 feet. Wave Detail: Southwest 12 feet at 7 seconds and west northwest 5 feet at 11 seconds. Showers.
TONIGHT South southwest winds 20 to 25 knots, becoming southwest 15 to 20 knots after midnight. Seas 8 to 11 feet, subsiding to 6 to 8 feet after midnight. Wave Detail: South 9 feet at 6 seconds and west northwest 5 feet at 11 seconds. Showers.
MONDAY Southwest winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: South southeast 7 feet at 6 seconds and west northwest 4 feet at 10 seconds. Showers.
MONDAY NIGHT West southwest winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 5 seconds and west northwest 3 feet at 10 seconds. Showers.
TUESDAY Winds variable less than 10 knots, becoming north northeast 7 to 10 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: Northwest 3 feet at 11 seconds. Numerous showers.
TUESDAY NIGHT Northeast winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: Northwest 3 feet at 13 seconds and south 3 feet at 16 seconds. Numerous showers.
WEDNESDAY Winds variable less than 10 knots, becoming east 7 to 10 knots after midnight. Seas 3 to 5 feet. Wave Detail: North northwest 3 feet at 12 seconds and south 3 feet at 15 seconds. Scattered showers through the night, then numerous showers through the day.
THURSDAY East southeast winds 7 to 10 knots, backing to east 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: Southwest 3 feet at 5 seconds and south 3 feet at 14 seconds. Scattered showers through the night, then numerous showers through the day.
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