FZHW50 PHFO 281331 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 330 AM HST Fri Nov 28 2025 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 330 AM HST Fri Nov 28 2025 .Synopsis for Hawaiian coastal waters... The waters will be under the influence of weak high pressure through the weekend. This will maintain a few more days of primarily gentle to moderate east southeast breezes. Winds will begin to veer more southerly late Sunday through Tuesday. A front will stall west of Kauai Tuesday. An extra large northwest swell is forecast arrive Saturday into early next week. This swell will lift seas to advisory levels.
Oahu Windward Waters- 331 AM HST Fri Nov 28 2025
TODAY East southeast winds 15 to 20 knots, easing to 10 to 15 knots this afternoon. Seas 6 to 8 feet. Wave Detail: North northwest 7 feet at 13 seconds and east southeast 4 feet at 7 seconds. Isolated showers this morning. Hazy this afternoon.
TONIGHT Southeast winds 10 to 15 knots. Seas to 6 feet. Wave Detail: North northwest 5 feet at 12 seconds and east southeast 4 feet at 7 seconds. Hazy. Isolated showers.
SATURDAY East southeast winds 10 to 15 knots. Seas 5 to 6 feet, building to 9 to 13 feet in the afternoon. Wave Detail: Northwest 13 feet at 20 seconds and east southeast 4 feet at 7 seconds. Hazy. Isolated showers.
SATURDAY NIGHT East southeast winds to 10 knots. Seas 14 to 18 feet, building to 16 to 18 feet after midnight. Wave Detail: Northwest 18 feet at 18 seconds and east southeast 3 feet at 7 seconds. Hazy. Isolated showers.
SUNDAY East southeast winds to 10 knots. Seas 16 to 18 feet, subsiding to 11 to 15 feet in the afternoon. Wave Detail: Northwest 18 feet at 17 seconds and east southeast 3 feet at 7 seconds. Isolated showers.
SUNDAY NIGHT Southeast winds 7 to 10 knots. Seas 10 to 14 feet, building to 13 to 15 feet after midnight. Wave Detail: East southeast 3 feet at 7 seconds. Isolated showers.
MONDAY Winds variable less than 10 knots. Seas 8 to 11 feet. Wave Detail: East southeast 3 feet at 6 seconds. Isolated showers.
TUESDAY South southeast winds 7 to 10 knots in the morning, becoming variable less than 10 knots. Seas 5 to 7 feet. Wave Detail: East southeast 3 feet at 6 seconds. Scattered showers.
Oahu Leeward Waters- 331 AM HST Fri Nov 28 2025
TODAY East southeast winds 10 to 15 knots, veering to south 7 to 10 knots this afternoon. Seas 4 to 6 feet. Wave Detail: North northwest 5 feet at 13 seconds and east southeast 3 feet at 6 seconds. Hazy. Isolated showers.
TONIGHT South southeast winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: North northwest 4 feet at 12 seconds and east southeast 3 feet at 6 seconds. Hazy. Isolated showers after midnight.
SATURDAY East winds 7 to 10 knots. Seas 3 to 4 feet, building to 4 to 6 feet in the afternoon. Wave Detail: Northwest 6 feet at 19 seconds. Hazy. Isolated showers.
SATURDAY NIGHT East northeast winds 7 to 10 knots. Seas 7 to 10 feet. Wave Detail: Northwest 9 feet at 18 seconds. Hazy.
SUNDAY East southeast winds 7 to 10 knots in the morning, becoming variable less than 10 knots. Seas 7 to 10 feet. Wave Detail: Northwest 9 feet at 17 seconds.
SUNDAY NIGHT Winds variable less than 10 knots. Seas 6 to 9 feet. Wave Detail: Northwest 9 feet at 16 seconds. Isolated showers after midnight.
MONDAY Winds variable less than 10 knots. Seas 5 to 7 feet. Isolated showers after midnight.
TUESDAY Winds variable less than 10 knots. Seas 3 to 5 feet. Isolated showers, then scattered showers after midnight.
Kaiwi Channel- 331 AM HST Fri Nov 28 2025
TODAY East southeast winds 15 to 20 knots, becoming east 10 to 15 knots this afternoon. Seas 5 to 7 feet. Wave Detail: North northwest 5 feet at 13 seconds and east southeast 4 feet at 6 seconds. Hazy.
TONIGHT East southeast winds 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: North northwest 5 feet at 12 seconds and east southeast 4 feet at 6 seconds. Hazy. Isolated showers after midnight.
SATURDAY East winds 10 to 15 knots, backing to east northeast 7 to 10 knots in the afternoon. Seas 3 to 5 feet, building to 6 to 9 feet in the afternoon. Wave Detail: Northwest 8 feet at 20 seconds and east southeast 3 feet at 4 seconds. Hazy. Isolated showers in the afternoon.
SATURDAY NIGHT East winds 7 to 10 knots. Seas 9 to 12 feet. Wave Detail: Northwest 12 feet at 18 seconds and east southeast 3 feet at 4 seconds. Hazy. Isolated showers.
SUNDAY East southeast winds 7 to 10 knots. Seas 9 to 12 feet. Wave Detail: Northwest 12 feet at 17 seconds and east southeast 3 feet at 6 seconds. Isolated showers in the afternoon.
SUNDAY NIGHT Southeast winds 7 to 10 knots. Seas 7 to 10 feet. Wave Detail: Northwest 10 feet at 16 seconds and east southeast 3 feet at 5 seconds. Isolated showers.
MONDAY Winds variable less than 10 knots. Seas 6 to 9 feet. Wave Detail: East southeast 3 feet at 6 seconds. Isolated showers.
TUESDAY Winds variable less than 10 knots. Seas 4 to 6 feet. Isolated showers.
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