Last Update: 304 AM HST Sat Sep 19 2026

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Honolulu, HI Local Forecast Office

20NM W Honaunau HI

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

Today
West southwest winds 7 to 10 knots west of the big island...east 20 to 25 knots near south point. Seas 6 to 9 feet. Wave detail: east 7 feet at 6 seconds and south southwest 4 feet at 16 seconds.
Tonight
West of the big island, south winds 7 to 10 knots. Near south point, east winds 20 to 25 knots, becoming east northeast 15 to 20 knots after midnight. Seas 5 to 8 feet. Wave detail: east northeast 7 feet at 6 seconds and south southwest 4 feet at 16 seconds.
Sunday
West of the big island, south southeast winds 7 to 10 knots, veering to southwest in the afternoon. Near south point, east winds 15 to 20 knots. Seas 5 to 7 feet. Wave detail: east northeast 5 feet at 6 seconds and south southwest 4 feet at 15 seconds. Isolated showers in the morning.
Sunday Night
West of the big island, south southeast winds 7 to 10 knots in the evening, becoming variable less than 10 knots. Near south point, east northeast winds 15 to 20 knots, becoming northeast 10 to 15 knots after midnight. Seas 5 to 7 feet. Wave detail: east northeast 5 feet at 6 seconds and south southwest 4 feet at 14 seconds.
Monday
West of the big island, winds variable less than 10 knots. Near south point, east northeast winds 7 to 10 knots, rising to 15 to 20 knots in the afternoon. Seas 5 to 7 feet. Wave detail: northeast 5 feet at 6 seconds and south 4 feet at 14 seconds.
Monday Night
Winds variable less than 10 knots west of the big island...east northeast 15 to 20 knots near south point. Seas 5 to 7 feet. Wave detail: northeast 5 feet at 6 seconds and south 4 feet at 13 seconds. Isolated showers after midnight.
Tuesday
West of the big island, winds variable less than 10 knots. Near south point, 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 5 to 7 feet. Wave detail: east northeast 4 feet at 6 seconds and south 3 feet at 13 seconds. Isolated showers. Scattered showers after midnight.
Wednesday
West of the big island, winds variable less than 10 knots, becoming east southeast 7 to 10 knots in the evening, then becoming variable less than 10 knots after midnight. Near south point, east northeast winds 20 to 25 knots, easing to 15 to 20 knots after midnight. Seas 4 to 6 feet. Wave detail: east northeast 4 feet at 5 seconds. Isolated showers in the morning, then scattered showers.



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304 AM HST Sat Sep 19 2026
 
 

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