FZHW50 PHFO 131322 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 322 AM HST Fri Mar 13 2026 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 322 AM HST Fri Mar 13 2026 .Synopsis for Hawaiian coastal waters... Prepare for gusty winds, steep and fast building seas, and low visibility in heavy showers across the entire marine waters as this strong kona storm event continues to impact the waters through the weekend. These strong to gale-force winds will last into the weekend as the band of thunderstorms push eastward across the forecast area through Saturday. The winds by early next week will shift westerly and diminish as the storm gains increasing distance far to the north of the islands.
Maui County Windward Waters- 322 AM HST Fri Mar 13 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING...
TODAY South southeast winds 15 to 20 knots, becoming south southwest 20 to 25 knots this afternoon. Seas 5 to 7 feet, building to 6 to 9 feet this afternoon. Wave Detail: South southwest 7 feet at 6 seconds and west northwest 3 feet at 9 seconds. Occasional heavy showers and scattered thunderstorms.
TONIGHT South winds 25 to 30 knots. Seas 6 to 9 feet, building to 8 to 11 feet after midnight. Wave Detail: South southwest 9 feet at 7 seconds and west northwest 3 feet at 9 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY South southwest winds 25 to 35 knots, becoming 30 to 35 knots in the afternoon. Seas 10 to 14 feet. Wave Detail: Southwest 12 feet at 8 seconds, west northwest 5 feet at 10 seconds and north 3 feet at 12 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY NIGHT South southwest winds 25 to 30 knots. Seas 9 to 13 feet, subsiding to 8 to 11 feet after midnight. Wave Detail: Southwest 12 feet at 8 seconds, west northwest 5 feet at 10 seconds and north 3 feet at 12 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY Southwest winds 20 to 25 knots. Seas 7 to 10 feet, subsiding to 5 to 8 feet in the afternoon. Wave Detail: West southwest 9 feet at 7 seconds and west northwest 5 feet at 10 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY NIGHT Southwest winds 15 to 20 knots. Seas 5 to 7 feet. Wave Detail: West northwest 5 feet at 10 seconds and west southwest 4 feet at 5 seconds. Numerous heavy showers.
MONDAY Southwest winds 10 to 15 knots, veering to northwest 7 to 10 knots. Seas 4 to 5 feet. Wave Detail: Northwest 5 feet at 11 seconds. Scattered showers.
TUESDAY North northwest winds 7 to 10 knots in the morning, backing to west southwest, veering to north northwest to 10 knots in the evening, becoming variable less than 10 knots. Seas 5 to 7 feet. Wave Detail: North northwest 6 feet at 13 seconds. Scattered showers. Winds and seas higher in and near tstms.
Maui County Leeward Waters- 322 AM HST Fri Mar 13 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING...
TODAY South winds 20 to 25 knots, rising to 25 to 30 knots this afternoon. Seas 7 to 10 feet. Wave Detail: South southeast 9 feet at 7 seconds and west northwest 3 feet at 10 seconds. Occasional heavy showers and scattered thunderstorms.
TONIGHT South winds 25 to 30 knots. Seas 8 to 10 feet, building to 9 to 12 feet after midnight. Wave Detail: West 11 feet at 9 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY South southwest winds 25 to 30 knots. Seas 9 to 12 feet. Wave Detail: West southwest 11 feet at 8 seconds and west northwest 5 feet at 10 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY NIGHT South southwest winds 25 to 30 knots. Seas 9 to 12 feet. Wave Detail: West southwest 11 feet at 8 seconds and west northwest 5 feet at 10 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY South southwest winds to 20 knots. Seas 7 to 10 feet. Wave Detail: Southwest 10 feet at 8 seconds and west northwest 5 feet at 11 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY NIGHT South southwest winds to 15 knots. Seas 4 to 6 feet. Wave Detail: West northwest 5 feet at 10 seconds and west southwest 4 feet at 5 seconds. Numerous heavy showers.
MONDAY Southwest winds to 15 knots, becoming west northwest 7 to 10 knots in the evening, then becoming variable less than 10 knots after midnight. Seas 3 to 5 feet. Wave Detail: West northwest 4 feet at 10 seconds. Scattered showers.
TUESDAY Northwest winds 7 to 10 knots in the morning, backing to west southwest to 10 knots, veering to north northwest in the evening, becoming variable less than 10 knots. Seas 3 to 5 feet. Wave Detail: South 4 feet at 16 seconds and north northwest 3 feet at 13 seconds. Scattered showers. Winds and seas higher in and near tstms.
Maalaea Bay- 322 AM HST Fri Mar 13 2026
TODAY South winds 10 to 15 knots, rising to 20 knots this afternoon. Seas 3 to 4 feet. Wave Detail: West southwest 4 feet at 7 seconds. Occasional heavy showers and scattered thunderstorms.
TONIGHT South winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail: West southwest 6 feet at 8 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY South southwest winds to 25 knots. Seas 4 to 6 feet. Wave Detail: West southwest 6 feet at 8 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY NIGHT South winds 20 to 25 knots. Seas 3 to 5 feet. Wave Detail: West southwest 5 feet at 8 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY South winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: West southwest 5 feet at 8 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY NIGHT South southwest winds 10 to 15 knots. Seas to 3 feet. Wave Detail: West southwest 3 feet at 5 seconds. Occasional heavy showers.
MONDAY South southwest winds 7 to 10 knots, becoming variable less than 10 knots. Seas to 2 feet or less. Scattered showers .
TUESDAY Winds variable less than 10 knots, becoming north 7 to 10 knots in the evening, then becoming variable less than 10 knots after midnight. Seas to 2 feet or less. Isolated showers in the morning, then scattered showers. Winds and seas higher in and near tstms.
Pailolo Channel- 322 AM HST Fri Mar 13 2026
TODAY South winds to 20 knots, rising to 25 knots this afternoon. Seas 5 to 8 feet. Wave Detail: Southwest 7 feet at 7 seconds. Occasional heavy showers and scattered thunderstorms.
TONIGHT South winds 25 to 30 knots. Seas 7 to 10 feet. Wave Detail: Southwest 9 feet at 8 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY South southwest winds 25 to 30 knots. Seas 8 to 11 feet. Wave Detail: Southwest 9 feet at 8 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY NIGHT South southwest winds 25 to 30 knots. Seas 7 to 10 feet. Wave Detail: Southwest 8 feet at 8 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY South southwest winds to 20 knots. Seas 6 to 9 feet, subsiding to 5 to 7 feet in the afternoon. Wave Detail: Southwest 8 feet at 8 seconds and west 3 feet at 11 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY NIGHT South southwest winds to 15 knots. Seas 3 to 4 feet. Wave Detail: Southwest 3 feet at 5 seconds. Numerous heavy showers.
MONDAY South southwest winds 10 to 15 knots, becoming variable less than 10 knots. Seas to 3 feet. Scattered showers.
TUESDAY Winds variable less than 10 knots in the morning, becoming west southwest 7 to 10 knots, veering to north in the evening, becoming variable less than 10 knots. Seas to 3 feet. Scattered showers. Winds and seas higher in and near tstms.
Alenuihaha Channel- 322 AM HST Fri Mar 13 2026
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING...
TODAY South southwest winds 20 to 25 knots. Seas 6 to 9 feet. Wave Detail: South southeast 8 feet at 7 seconds and west northwest 3 feet at 10 seconds. Occasional heavy showers and scattered thunderstorms.
TONIGHT South winds to 25 knots. Seas 6 to 9 feet, building to 8 to 11 feet after midnight. Wave Detail: West southwest 9 feet at 7 seconds and west northwest 4 feet at 9 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY South southwest winds 25 to 35 knots. Seas 10 to 11 feet, building to 10 to 13 feet in the afternoon. Wave Detail: West southwest 11 feet at 7 seconds and west northwest 5 feet at 10 seconds. Occasional heavy showers and scattered thunderstorms.
SATURDAY NIGHT South southwest winds 25 to 30 knots. Seas 9 to 13 feet, subsiding to 9 to 10 feet after midnight. Wave Detail: West southwest 10 feet at 8 seconds and west northwest 5 feet at 10 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY South southwest winds 20 to 25 knots. Seas 7 to 10 feet. Wave Detail: West southwest 9 feet at 8 seconds and west northwest 5 feet at 11 seconds. Occasional heavy showers with isolated thunderstorms.
SUNDAY NIGHT Southwest winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: West northwest 5 feet at 10 seconds and west southwest 4 feet at 5 seconds. Occasional heavy showers with isolated thunderstorms.
MONDAY Southwest winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: West northwest 4 feet at 10 seconds. Scattered showers.
TUESDAY West southwest winds 7 to 10 knots, veering to north. Seas 3 to 5 feet. Wave Detail: Northwest 3 feet at 12 seconds and south 3 feet at 16 seconds. Scattered showers, then numerous showers after midnight. Winds and seas higher in and near tstms.
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