FZHW50 PHFO 012145 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 1144 AM HST Mon Dec 1 2025 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 1144 AM HST Mon Dec 1 2025 .Synopsis for Hawaiian coastal waters... Ridging will remain in place over the area through Tuesday and should maintain gentle to moderate southeasterly flow across the local waters. A large, long period, northwest swell will gradually decline today, but still produce seas above Small Craft Advisory levels for exposed waters through at least noon. A cold front is forecast to approach from the northwest on Wednesday and may affect marine zones west of Kauai with unsettled weather, but is then expected to weaken to a trough and retreat westward. By late this week into the weekend, strengthening surface high pressure northeast of the islands will bring a return of easterly trades.
Maui County Windward Waters- 1145 AM HST Mon Dec 1 2025
TODAY East southeast winds 10 to 15 knots. Seas 9 to 10 feet. Wave Detail: Northwest 10 feet at 15 seconds and east southeast 3 feet at 7 seconds. Hazy. Scattered showers this morning. Isolated showers this afternoon.
TONIGHT East southeast winds 10 to 15 knots. Seas 7 to 9 feet, subsiding to 5 to 7 feet after midnight. Wave Detail: North northwest 8 feet at 14 seconds and east southeast 3 feet at 7 seconds.
TUESDAY East southeast winds 10 to 15 knots, rising to 15 to 20 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: North northwest 5 feet at 13 seconds and east southeast 3 feet at 5 seconds.
TUESDAY NIGHT East southeast winds to 10 knots. Seas 5 to 6 feet. Wave Detail: North northwest 6 feet at 12 seconds. Isolated showers.
WEDNESDAY East southeast winds 7 to 10 knots. Seas to 6 feet. Wave Detail: Northwest 6 feet at 12 seconds. Isolated showers.
WEDNESDAY NIGHT East winds 10 to 15 knots. Seas 6 to 8 feet. Wave Detail: Northwest 7 feet at 12 seconds and east southeast 4 feet at 5 seconds. Scattered showers.
THURSDAY East southeast winds 20 to 25 knots. Seas 8 to 11 feet. Wave Detail: East southeast 8 feet at 7 seconds and northwest 7 feet at 13 seconds. Scattered showers.
FRIDAY East winds 20 to 25 knots. Seas 8 to 11 feet. Wave Detail: East 8 feet at 7 seconds and north northwest 6 feet at 15 seconds. Scattered showers in the morning, then isolated showers in the afternoon. Scattered showers through the day.
Maui County Leeward Waters- 1145 AM HST Mon Dec 1 2025
TODAY Winds variable less than 10 knots, becoming south 7 to 10 knots this afternoon. Seas 3 to 4 feet. Wave Detail: Northwest 4 feet at 14 seconds. Hazy. Isolated showers this afternoon.
TONIGHT Southeast winds 15 to 20 knots, becoming east southeast 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail: Northwest 3 feet at 14 seconds. Hazy. Isolated showers.
TUESDAY East southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Northwest 3 feet at 13 seconds. Hazy.
TUESDAY NIGHT East winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Seas 3 to 4 feet. Wave Detail: Northwest 3 feet at 12 seconds. Hazy.
WEDNESDAY Winds variable less than 10 knots. Seas 3 to 4 feet. Wave Detail: Northwest 3 feet at 12 seconds.
WEDNESDAY NIGHT East northeast winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail: Southeast 3 feet at 5 seconds and northwest 3 feet at 12 seconds. Isolated showers.
THURSDAY East winds 7 to 10 knots, rising to 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: East southeast 5 feet at 7 seconds and northwest 3 feet at 13 seconds. Isolated showers.
FRIDAY East winds 20 to 25 knots, easing to 10 to 15 knots. Seas 5 to 7 feet. Wave Detail: East southeast 7 feet at 7 seconds and north northwest 3 feet at 14 seconds. Isolated showers.
Maalaea Bay- 1145 AM HST Mon Dec 1 2025
TODAY Winds variable less than 10 knots, becoming north 15 to 20 knots this afternoon. Seas to 2 feet or less. Hazy. Isolated showers this afternoon.
TONIGHT North northeast winds 15 to 20 knots. Seas to 2 feet or less.
TUESDAY North winds 15 to 20 knots. Seas to 2 feet or less.
TUESDAY NIGHT North northeast winds to 15 knots in the evening, becoming variable less than 10 knots. Seas to 2 feet or less.
WEDNESDAY Winds variable less than 10 knots. Seas to 2 feet or less.
WEDNESDAY NIGHT North northeast winds to 15 knots. Seas to 2 feet or less.
THURSDAY North northeast winds to 15 knots, rising to 25 knots. Seas to 2 feet or less.
FRIDAY North northeast winds to 30 knots, easing to 25 knots in the afternoon, rising to 30 knots in the evening, easing to 25 knots after midnight. Seas to 3 feet. Wave Detail: North northeast 3 feet at 4 seconds.
Pailolo Channel- 1145 AM HST Mon Dec 1 2025
TODAY Northeast winds 7 to 10 knots, rising to 15 to 20 knots this afternoon. Seas 3 to 4 feet. Hazy. Isolated showers this afternoon.
TONIGHT East winds 15 to 20 knots. Seas 3 to 4 feet.
TUESDAY East winds 15 to 20 knots. Seas to 2 feet or less.
TUESDAY NIGHT East northeast winds 10 to 15 knots in the evening, becoming variable less than 10 knots. Seas to 2 feet or less. Isolated showers.
WEDNESDAY Winds variable less than 10 knots. Seas to 2 feet or less. Isolated showers in the morning.
WEDNESDAY NIGHT East northeast winds 10 to 15 knots. Seas to 3 feet. Isolated showers in the evening. Scattered showers after midnight.
THURSDAY East winds 10 to 15 knots, becoming east northeast 20 to 25 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 8 seconds. Isolated showers.
FRIDAY East northeast winds 25 to 30 knots, easing to 20 to 25 knots in the afternoon, then becoming east 25 to 30 knots in the evening, easing to 20 to 25 knots after midnight. Seas 4 to 6 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers through the day.
Alenuihaha Channel- 1145 AM HST Mon Dec 1 2025
TODAY East northeast winds 7 to 10 knots, rising to 15 to 20 knots this afternoon. Seas 3 to 5 feet. Wave Detail: Northwest 4 feet at 14 seconds and east 3 feet at 5 seconds. Hazy. Isolated showers.
TONIGHT East winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds and northwest 3 feet at 13 seconds. Hazy. Isolated showers.
TUESDAY East winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: Northwest 3 feet at 12 seconds. Isolated showers in the morning. Hazy.
TUESDAY NIGHT East winds 10 to 15 knots, becoming 7 to 10 knots after midnight. Seas 3 to 4 feet. Wave Detail: West northwest 3 feet at 11 seconds. Hazy.
WEDNESDAY East winds 7 to 10 knots. Seas 3 to 4 feet. Wave Detail: West northwest 3 feet at 12 seconds.
WEDNESDAY NIGHT East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds and west northwest 3 feet at 12 seconds. Isolated showers.
THURSDAY East winds 15 to 20 knots, rising to 20 to 25 knots. Seas 5 to 7 feet. Wave Detail: East 6 feet at 7 seconds and west northwest 3 feet at 13 seconds. Isolated showers.
FRIDAY East northeast winds 25 to 30 knots, easing to 20 to 25 knots in the afternoon, rising to 25 to 30 knots in the evening, easing to 20 to 25 knots after midnight. Seas 6 to 9 feet. Wave Detail: East northeast 8 feet at 7 seconds and northwest 3 feet at 13 seconds. Isolated showers. Scattered showers after midnight.
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