FZHW50 PHFO 230141 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 341 PM HST Sun Mar 22 2026 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 341 PM HST Sun Mar 22 2026 .Synopsis for Hawaiian coastal waters... A trough lingering over the waters will result in return bands of light to moderate showers, with an occasional embedded storm or strong shower, that will pass across from the south. The associated surface low exiting northeast Monday and allow strong high pressure to the north to reestablish trade flow.
Maui County Windward Waters- 341 PM HST Sun Mar 22 2026
TONIGHT East winds 7 to 10 knots. Seas 5 to 6 feet. Wave Detail: North northeast 4 feet at 10 seconds and northwest 3 feet at 14 seconds. Scattered showers.
MONDAY Northeast winds 10 to 15 knots, rising to 15 to 20 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: North northeast 5 feet at 5 seconds, north northeast 4 feet at 9 seconds and northwest 3 feet at 13 seconds. Scattered showers.
MONDAY NIGHT Northeast winds 15 to 20 knots. Seas 6 to 8 feet. Wave Detail: North 5 feet at 8 seconds, northeast 4 feet at 5 seconds and northwest 3 feet at 12 seconds. Scattered showers.
TUESDAY Northeast winds 15 to 20 knots. Seas 7 to 8 feet. Wave Detail: Northeast 6 feet at 6 seconds and north 5 feet at 11 seconds. Scattered showers.
TUESDAY NIGHT East northeast winds 15 to 20 knots. Seas 7 to 9 feet. Wave Detail: Northeast 6 feet at 6 seconds and north 6 feet at 9 seconds. Scattered showers.
WEDNESDAY East northeast winds 15 to 20 knots. Seas 7 to 9 feet. Wave Detail: East 6 feet at 6 seconds and north northeast 6 feet at 9 seconds. Scattered showers in the morning. Isolated showers in the afternoon.
WEDNESDAY NIGHT East northeast winds 15 to 20 knots. Seas 7 to 8 feet. Wave Detail: East 5 feet at 6 seconds, north northeast 5 feet at 9 seconds and northwest 3 feet at 17 seconds. Scattered showers in the evening. Isolated showers after midnight.
THURSDAY East northeast winds to 15 knots. Seas 6 to 8 feet. Wave Detail: North northeast 5 feet at 9 seconds, east southeast 4 feet at 5 seconds and northwest 4 feet at 15 seconds. Isolated showers.
FRIDAY East northeast winds 15 to 20 knots. Seas 6 to 7 feet. Wave Detail: Northeast 5 feet at 9 seconds, east southeast 4 feet at 5 seconds and northwest 3 feet at 13 seconds. Isolated showers. Scattered showers after midnight.
Maui County Leeward Waters- 341 PM HST Sun Mar 22 2026
TONIGHT Southeast winds 7 to 10 knots. Seas 3 to 4 feet. Scattered showers.
MONDAY Northeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: North 3 feet at 4 seconds. Scattered showers, mainly in the morning.
MONDAY NIGHT Northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: North northeast 3 feet at 5 seconds and north 3 feet at 9 seconds. Isolated showers in the evening.
TUESDAY Northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: North northeast 4 feet at 5 seconds and north 3 feet at 10 seconds.
TUESDAY NIGHT Northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: Northeast 4 feet at 5 seconds and north 3 feet at 9 seconds.
WEDNESDAY Northeast winds 15 to 20 knots, becoming east northeast 10 to 15 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: Northeast 4 feet at 5 seconds and north 3 feet at 9 seconds.
WEDNESDAY NIGHT Northeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds and north 3 feet at 9 seconds.
THURSDAY Northeast winds 7 to 10 knots, veering to east northeast 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East northeast 3 feet at 5 seconds.
FRIDAY Northeast winds 10 to 15 knots, rising to 15 to 20 knots in the evening, easing to 10 to 15 knots after midnight. Seas 3 to 5 feet. Wave Detail: East 4 feet at 5 seconds.
Maalaea Bay- 341 PM HST Sun Mar 22 2026
TONIGHT Winds variable less than 10 knots. Seas to 2 feet or less. Scattered showers.
MONDAY North northeast winds 10 to 15 knots. Seas to 2 feet or less. Scattered showers.
MONDAY NIGHT North winds to 20 knots, easing to 15 knots after midnight. Seas to 2 feet or less. Isolated showers in the evening.
TUESDAY North winds to 20 knots, rising to 25 knots in the afternoon. Seas to 2 feet or less. Wave Detail: North northeast 2 feet at 3 seconds.
TUESDAY NIGHT North winds to 25 knots, easing to 20 knots after midnight. Seas to 2 feet or less. Wave Detail: North northeast 2 feet at 3 seconds.
WEDNESDAY North winds to 20 knots. Seas to 2 feet or less.
WEDNESDAY NIGHT North winds to 20 knots. Seas to 2 feet or less.
THURSDAY North winds to 20 knots. Seas to 2 feet or less.
FRIDAY North winds to 20 knots, rising to 25 knots in the evening, easing to 20 knots after midnight. Seas to 2 feet or less.
Pailolo Channel- 341 PM HST Sun Mar 22 2026
TONIGHT East southeast winds 7 to 10 knots, backing to east northeast after midnight. Seas to 2 feet or less. Scattered showers this evening, then numerous showers after midnight.
MONDAY Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East northeast 3 feet at 6 seconds. Scattered showers, mainly in the morning.
MONDAY NIGHT Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East northeast 3 feet at 5 seconds. Isolated showers.
TUESDAY East northeast winds 15 to 20 knots, becoming northeast 20 to 25 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: East northeast 4 feet at 4 seconds.
TUESDAY NIGHT Northeast winds 20 to 25 knots, becoming east northeast 15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail: East northeast 4 feet at 4 seconds.
WEDNESDAY East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East northeast 3 feet at 6 seconds.
WEDNESDAY NIGHT East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East northeast 3 feet at 6 seconds.
THURSDAY East northeast winds 15 to 20 knots. Seas 3 to 5 feet.
FRIDAY East northeast winds 15 to 20 knots, rising to 20 to 25 knots in the evening, easing to 15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail: East 3 feet at 4 seconds.
Alenuihaha Channel- 341 PM HST Sun Mar 22 2026
TONIGHT East winds 7 to 10 knots. Seas 3 to 4 feet. Scattered showers.
MONDAY East northeast winds 7 to 10 knots, becoming 10 to 15 knots in the afternoon. Seas 3 to 4 feet. Scattered showers.
MONDAY NIGHT Northeast winds 15 to 20 knots, easing to 10 to 15 knots after midnight. Seas 3 to 5 feet. Wave Detail: East northeast 3 feet at 5 seconds. Isolated showers.
TUESDAY Northeast winds 15 to 20 knots, rising to 20 to 25 knots in the afternoon. Seas 4 to 6 feet. Wave Detail: East northeast 5 feet at 6 seconds. Scattered showers.
TUESDAY NIGHT Northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 4 to 6 feet. Wave Detail: East northeast 5 feet at 6 seconds and north northeast 3 feet at 9 seconds. Scattered showers.
WEDNESDAY East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 5 feet at 6 seconds and north northeast 3 feet at 9 seconds. Scattered showers in the morning. Isolated showers in the afternoon.
WEDNESDAY NIGHT East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East northeast 4 feet at 5 seconds and northeast 3 feet at 9 seconds. Scattered showers in the evening. Isolated showers after midnight.
THURSDAY East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds and northeast 3 feet at 9 seconds. Isolated showers after midnight.
FRIDAY East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 5 seconds and northeast 3 feet at 9 seconds. Isolated showers after midnight.
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