FZHW50 PHFO 050139 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 338 PM HST Sun Jan 4 2026 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 338 PM HST Sun Jan 4 2026 .Synopsis for Hawaiian coastal waters... A kona low moving west of Kauai early this week will maintain numerous showers and scattered thunderstorms. Strong to locally gale force east to southeast winds will impact all waters Monday and Tuesday. These winds will produce rough seas through the middle of the week.
Maui County Windward Waters- 339 PM HST Sun Jan 4 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
TONIGHT East southeast winds 20 to 25 knots, rising to 25 to 30 knots after midnight. Seas 7 to 8 feet, building to 9 to 12 feet after midnight. Wave Detail: East southeast 8 feet at 8 seconds and north northeast 5 feet at 12 seconds. Numerous heavy showers with isolated thunderstorms.
MONDAY East southeast winds 25 to 30 knots. Seas 10 to 13 feet. Wave Detail: East southeast 10 feet at 8 seconds and north northeast 4 feet at 12 seconds. Scattered showers in the morning, then numerous showers with isolated thunderstorms in the afternoon.
MONDAY NIGHT East winds to 30 knots. Seas 11 to 13 feet. Wave Detail: East southeast 10 feet at 9 seconds and north northwest 5 feet at 16 seconds. Occasional heavy showers with isolated thunderstorms.
TUESDAY East southeast winds 25 to 30 knots. Seas 10 to 13 feet. Wave Detail: East southeast 10 feet at 9 seconds and northwest 3 feet at 16 seconds. Numerous heavy showers with isolated thunderstorms.
TUESDAY NIGHT East southeast winds to 25 knots. Seas 9 to 12 feet. Wave Detail: East southeast 11 feet at 9 seconds and northwest 5 feet at 13 seconds. Numerous showers.
WEDNESDAY East southeast winds 20 to 25 knots. Seas 7 to 10 feet. Wave Detail: East southeast 10 feet at 9 seconds and northwest 5 feet at 13 seconds. Scattered showers.
WEDNESDAY NIGHT East southeast winds to 20 knots. Seas 7 to 8 feet, subsiding to 5 to 7 feet after midnight. Wave Detail: East southeast 8 feet at 9 seconds and northwest 4 feet at 13 seconds. Scattered showers with isolated thunderstorms.
THURSDAY East southeast winds to 20 knots, becoming southeast 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: East southeast 6 feet at 8 seconds and northwest 4 feet at 13 seconds. Scattered showers through the night, then numerous showers in the evening. Scattered showers after midnight.
FRIDAY Southeast winds 7 to 10 knots. Seas 3 to 5 feet. Scattered showers. Winds and seas higher in and near tstms.
Maui County Leeward Waters- 339 PM HST Sun Jan 4 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
TONIGHT East winds 7 to 10 knots, rising to 20 to 25 knots after midnight. Seas 3 to 5 feet, building to 5 to 7 feet after midnight. Wave Detail: East 6 feet at 7 seconds and north northeast 3 feet at 11 seconds. Numerous heavy showers this evening. Isolated thunderstorms. Scattered showers after midnight.
MONDAY East winds 25 to 30 knots. Seas 6 to 9 feet, building to 8 to 10 feet in the afternoon. Wave Detail: East 9 feet at 8 seconds. Numerous showers with isolated thunderstorms.
MONDAY NIGHT East winds 25 to 30 knots. Seas 7 to 10 feet. Wave Detail: East 9 feet at 8 seconds. Numerous heavy showers with isolated thunderstorms.
TUESDAY East winds 20 to 25 knots, easing to 15 to 20 knots in the afternoon. Seas 7 to 10 feet. Wave Detail: East 9 feet at 8 seconds. Numerous heavy showers with isolated thunderstorms in the morning, then scattered showers in the afternoon.
TUESDAY NIGHT East winds 15 to 20 knots, becoming east southeast 10 to 15 knots after midnight. Seas 6 to 9 feet. Wave Detail: East 8 feet at 8 seconds. Scattered heavy showers with isolated thunderstorms.
WEDNESDAY East southeast winds 10 to 15 knots. Seas 5 to 7 feet. Wave Detail: East southeast 7 feet at 8 seconds. Scattered heavy showers with isolated thunderstorms.
WEDNESDAY NIGHT East winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: East southeast 5 feet at 8 seconds. Isolated thunderstorms in the evening. Scattered heavy showers.
THURSDAY Southeast winds 7 to 10 knots in the morning, becoming variable less than 10 knots. Seas 3 to 4 feet. Wave Detail: East southeast 4 feet at 8 seconds. Scattered showers through the night, then numerous showers in the evening. Scattered showers after midnight.
FRIDAY Winds variable less than 10 knots. Seas 3 to 4 feet. Scattered showers. Winds and seas higher in and near tstms.
Maalaea Bay- 339 PM HST Sun Jan 4 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
TONIGHT North winds to 20 knots, rising to 25 to 30 knots after midnight. Seas to 3 feet, building to 4 to 6 feet after midnight. Wave Detail: East northeast 5 feet at 7 seconds. Isolated thunderstorms this evening. Scattered heavy showers.
MONDAY North winds 30 to 40 knots. Seas 5 to 6 feet, building to 8 feet in the afternoon. Wave Detail: North northeast 7 feet at 7 seconds and east 7 feet at 8 seconds. Scattered showers.
MONDAY NIGHT North winds to 30 knots. Seas 6 to 8 feet. Wave Detail: Northeast 8 feet at 7 seconds and east 8 feet at 8 seconds. Numerous showers. Isolated thunderstorms after midnight.
TUESDAY North northeast winds to 25 knots. Gusts up to 35 knots in the morning. Seas 5 to 7 feet. Wave Detail: Northeast 7 feet at 7 seconds and east southeast 7 feet at 9 seconds. Isolated thunderstorms in the morning. Scattered showers.
TUESDAY NIGHT North winds to 20 knots. Seas 5 to 7 feet, subsiding to 4 to 5 feet after midnight. Wave Detail: Northeast 7 feet at 7 seconds and east southeast 7 feet at 9 seconds. Scattered showers.
WEDNESDAY North winds to 20 knots, becoming north northeast in the afternoon. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 7 seconds and east southeast 4 feet at 9 seconds. Scattered showers.
WEDNESDAY NIGHT Winds variable less than 10 knots. Seas to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds and east southeast 3 feet at 8 seconds. Scattered showers in the evening.
THURSDAY North northeast winds to 15 knots in the morning, becoming variable less than 10 knots. Seas to 3 feet. Wave Detail: East southeast 3 feet at 8 seconds. Scattered showers.
FRIDAY Winds variable less than 10 knots. Seas to 2 feet or less. Scattered showers. Winds and seas higher in and near tstms.
Pailolo Channel- 339 PM HST Sun Jan 4 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
TONIGHT East winds 15 to 20 knots, rising to 25 to 30 knots after midnight. Seas 3 to 5 feet, building to 5 to 7 feet after midnight. Wave Detail: East 6 feet at 7 seconds. Scattered heavy showers with isolated thunderstorms.
MONDAY East winds 25 to 30 knots, rising to 30 to 40 knots in the afternoon. Seas 7 to 10 feet, building to 10 to 12 feet in the afternoon. Wave Detail: East northeast 8 feet at 7 seconds. Scattered showers. Isolated thunderstorms in the afternoon.
MONDAY NIGHT East winds 25 to 30 knots. Seas 10 to 11 feet. Wave Detail: Northeast 9 feet at 7 seconds and east 8 feet at 8 seconds. Numerous heavy showers with isolated thunderstorms.
TUESDAY East winds 20 to 25 knots. Gusts up to 35 knots in the morning. Seas 9 to 10 feet. Wave Detail: Northeast 9 feet at 7 seconds and east 8 feet at 8 seconds. Scattered heavy showers with isolated thunderstorms.
TUESDAY NIGHT East winds 15 to 20 knots. Seas 6 to 9 feet. Wave Detail: Northeast 9 feet at 7 seconds and east 8 feet at 8 seconds. Scattered showers.
WEDNESDAY East winds 15 to 20 knots, becoming east southeast 10 to 15 knots in the afternoon. Seas 5 to 8 feet. Wave Detail: Northeast 8 feet at 7 seconds and east 8 feet at 9 seconds. Scattered showers.
WEDNESDAY NIGHT East southeast winds 7 to 10 knots. Seas 4 to 6 feet. Wave Detail: Northeast 6 feet at 7 seconds and east southeast 6 feet at 8 seconds. Scattered heavy showers with isolated thunderstorms in the evening, then isolated showers after midnight.
THURSDAY East southeast winds 10 to 15 knots in the morning, becoming variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: East southeast 5 feet at 8 seconds. Scattered showers.
FRIDAY Winds variable less than 10 knots. Seas 3 to 4 feet. Scattered showers . Winds and seas higher in and near tstms.
Alenuihaha Channel- 339 PM HST Sun Jan 4 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING...
...GALE WARNING IN EFFECT FROM MONDAY MORNING THROUGH EARLY TUESDAY MORNING...
TONIGHT East winds 20 to 25 knots, becoming east northeast 25 to 30 knots after midnight. Seas 4 to 6 feet, building to 8 to 11 feet after midnight. Wave Detail: East 8 feet at 7 seconds and north northeast 3 feet at 12 seconds. Numerous heavy showers this evening. Isolated thunderstorms. Scattered showers after midnight.
MONDAY East winds 25 to 35 knots, becoming 30 to 35 knots in the afternoon. Seas 8 to 11 feet, building to 9 to 13 feet in the afternoon. Wave Detail: East 11 feet at 7 seconds. Numerous heavy showers with isolated thunderstorms.
MONDAY NIGHT East winds 25 to 30 knots. Seas 9 to 13 feet. Wave Detail: East 11 feet at 8 seconds. Occasional heavy showers with isolated thunderstorms.
TUESDAY East winds 25 to 30 knots, easing to 20 to 25 knots in the afternoon. Seas 9 to 12 feet. Wave Detail: East 9 feet at 8 seconds. Numerous heavy showers with isolated thunderstorms.
TUESDAY NIGHT East winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 8 to 11 feet. Wave Detail: East 9 feet at 8 seconds and northwest 4 feet at 10 seconds. Scattered showers with isolated thunderstorms.
WEDNESDAY East southeast winds 15 to 20 knots. Seas 7 to 10 feet. Wave Detail: East 9 feet at 8 seconds and northwest 4 feet at 10 seconds. Isolated thunderstorms in the morning. Scattered showers.
WEDNESDAY NIGHT East southeast winds 15 to 20 knots. Seas 6 to 9 feet, subsiding to 4 to 6 feet after midnight. Wave Detail: East 8 feet at 8 seconds and northwest 3 feet at 10 seconds. Scattered showers with isolated thunderstorms.
THURSDAY East winds 15 to 20 knots, easing to 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet at 8 seconds. Scattered showers.
FRIDAY East southeast winds 7 to 10 knots, veering to west after midnight. Seas 4 to 6 feet. Scattered showers. Winds and seas higher in and near tstms.
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