FZHW50 PHFO 011347 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 347 AM HST Sun Feb 1 2026 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 347 AM HST Sun Feb 1 2026 .Synopsis for Hawaiian coastal waters... A surface ridge will continue to drift southward over the islands today, leading to gentle to moderate south to southwest winds. Southwest winds will become fresh to strong tonight and Monday as a front approaches. The front will move down the island chain Monday night and Tuesday. Northwest winds behind the front will diminish and shift out of the east on Wednesday, followed by a return to southerly winds Thursday. Another large northwest swell is due Tuesday and Wednesday.
Maui County Windward Waters- 347 AM HST Sun Feb 1 2026
TODAY South winds 7 to 10 knots. Seas 6 to 9 feet. Wave Detail: Northwest 7 feet at 12 seconds. Hazy.
TONIGHT South southwest winds 10 to 15 knots, rising to 15 to 20 knots after midnight. Seas 5 to 7 feet. Wave Detail: West 4 feet at 7 seconds and northwest 4 feet at 12 seconds. Hazy. Isolated showers.
MONDAY Southwest winds 15 to 20 knots, rising to 20 to 25 knots in the afternoon. Seas 5 to 6 feet, building to 5 to 8 feet in the afternoon. Wave Detail: Northwest 8 feet at 12 seconds and west 6 feet at 7 seconds. Hazy. Isolated showers.
MONDAY NIGHT Southwest winds 20 to 25 knots. Seas 7 to 10 feet, building to 9 to 12 feet after midnight. Wave Detail: Northwest 12 feet at 14 seconds and west northwest 5 feet at 6 seconds. Hazy. Scattered showers in the evening. Showers after midnight.
TUESDAY West northwest winds 15 to 20 knots, becoming northwest 10 to 15 knots in the afternoon. Seas 10 to 14 feet, building to 12 to 16 feet in the afternoon. Wave Detail: Northwest 16 feet at 15 seconds and northwest 4 feet at 5 seconds. Showers, mainly in the morning.
TUESDAY NIGHT North northwest winds to 10 knots. Seas 12 to 16 feet. Wave Detail: Northwest 16 feet at 15 seconds and west northwest 3 feet at 5 seconds.
WEDNESDAY East northeast winds 7 to 10 knots, veering to east southeast to 10 knots after midnight. Seas 11 to 15 feet. Wave Detail: North northwest 15 feet at 14 seconds.
THURSDAY South southeast winds 7 to 10 knots, becoming variable less than 10 knots, then becoming south southeast 7 to 10 knots after midnight. Seas 7 to 10 feet. Wave Detail: North northwest 10 feet at 13 seconds. Isolated showers through the day.
Maui County Leeward Waters- 347 AM HST Sun Feb 1 2026
TODAY Southeast winds 7 to 10 knots, veering to south southwest 10 to 15 knots this afternoon. Seas 3 to 5 feet. Wave Detail: Northwest 3 feet at 12 seconds. Hazy.
TONIGHT South southwest winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: West northwest 3 feet at 5 seconds. Hazy. Isolated showers.
MONDAY South southwest winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: West 5 feet at 6 seconds and northwest 4 feet at 12 seconds. Isolated showers.
MONDAY NIGHT South southwest winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: Northwest 6 feet at 13 seconds and west 5 feet at 6 seconds. Isolated showers in the evening, then scattered showers after midnight.
TUESDAY West winds 10 to 15 knots, veering to north in the afternoon. Seas 5 to 8 feet. Wave Detail: Northwest 8 feet at 14 seconds and west northwest 3 feet at 5 seconds. Showers in the morning.
TUESDAY NIGHT North winds 10 to 15 knots. Seas 5 to 8 feet. Wave Detail: Northwest 8 feet at 14 seconds.
WEDNESDAY East northeast winds 7 to 10 knots, veering to east southeast after midnight. Seas 5 to 7 feet. Wave Detail: Northwest 6 feet at 14 seconds.
THURSDAY Winds variable less than 10 knots, becoming south southeast 7 to 10 knots. Seas 4 to 6 feet. Wave Detail: Northwest 4 feet at 12 seconds. Isolated showers through the night.
Maalaea Bay- 347 AM HST Sun Feb 1 2026
TODAY Winds variable less than 10 knots, becoming southwest 7 to 10 knots this afternoon. Seas to 2 feet or less. Hazy.
TONIGHT South southwest winds 10 to 15 knots. Seas to 2 feet or less. Hazy. Isolated showers.
MONDAY South southwest winds 15 to 20 knots. Seas to 2 feet or less, then to 3 feet in the afternoon. Wave Detail: West 3 feet at 6 seconds. Isolated showers.
MONDAY NIGHT South southwest winds to 15 knots. Seas 3 to 4 feet. Wave Detail: West 3 feet at 6 seconds. Isolated showers in the evening, then scattered showers after midnight.
TUESDAY South southwest winds 10 to 15 knots in the morning, becoming variable less than 10 knots. Seas 3 to 5 feet. Showers, mainly in the morning.
TUESDAY NIGHT North winds to 15 knots. Seas 4 to 6 feet.
WEDNESDAY North northeast winds to 20 knots, easing to 15 knots after midnight. Seas 3 to 5 feet.
THURSDAY Winds variable less than 10 knots. Seas to 3 feet.
Pailolo Channel- 347 AM HST Sun Feb 1 2026
TODAY Winds variable less than 10 knots, becoming south southwest 7 to 10 knots this afternoon. Seas 3 to 4 feet. Hazy.
TONIGHT Southwest winds to 10 knots, rising to 15 to 20 knots after midnight. Seas to 3 feet. Hazy. Isolated showers.
MONDAY South southwest winds 20 to 25 knots. Seas 3 to 4 feet. Wave Detail: West southwest 4 feet at 6 seconds. Isolated showers.
MONDAY NIGHT South southwest winds 20 to 25 knots. Seas 4 to 5 feet. Wave Detail: West 4 feet at 6 seconds and west northwest 3 feet at 13 seconds. Scattered showers in the evening, then numerous showers after midnight.
TUESDAY West northwest winds 15 to 20 knots, becoming north 7 to 10 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: West northwest 4 feet at 14 seconds. Numerous showers in the morning.
TUESDAY NIGHT North winds 10 to 15 knots. Seas 5 to 7 feet. Wave Detail: West northwest 4 feet at 15 seconds.
WEDNESDAY East northeast winds 15 to 20 knots, becoming east 10 to 15 knots after midnight. Seas 5 to 7 feet. Wave Detail: West northwest 3 feet at 14 seconds.
THURSDAY Winds variable less than 10 knots. Seas 3 to 4 feet.
Alenuihaha Channel- 347 AM HST Sun Feb 1 2026
TODAY Winds variable less than 10 knots, becoming southwest 7 to 10 knots this afternoon. Seas 3 to 5 feet. Wave Detail: West northwest 3 feet at 12 seconds. Hazy.
TONIGHT Southwest winds to 10 knots, becoming south southwest 15 to 20 knots after midnight. Seas 3 to 4 feet. Hazy. Isolated showers.
MONDAY South southwest winds 15 to 20 knots, becoming southwest 20 to 25 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: West 4 feet at 6 seconds and west northwest 4 feet at 11 seconds. Isolated showers.
MONDAY NIGHT Southwest winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: West northwest 6 feet at 13 seconds and west 4 feet at 6 seconds. Isolated showers in the evening, then scattered showers after midnight.
TUESDAY Southwest winds 20 to 25 knots, becoming west 7 to 10 knots in the afternoon. Seas 5 to 8 feet. Wave Detail: West northwest 8 feet at 14 seconds and west 3 feet at 5 seconds. Numerous showers, mainly in the morning.
TUESDAY NIGHT North northeast winds 10 to 15 knots. Seas 5 to 8 feet. Wave Detail: West northwest 7 feet at 14 seconds.
WEDNESDAY East northeast winds 10 to 15 knots, rising to 15 to 20 knots in the evening, then becoming east 10 to 15 knots after midnight. Seas 5 to 8 feet. Wave Detail: Northwest 6 feet at 14 seconds and east 3 feet at 5 seconds.
THURSDAY East winds 7 to 10 knots, becoming variable less than 10 knots, then becoming east southeast 7 to 10 knots after midnight. Seas 4 to 6 feet. Wave Detail: Northwest 4 feet at 12 seconds.
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