Coastal Waters Forecast for Alenuihaha Channel (PHZ121) (Text-Only)
NWS Forecast for: Alenuihaha Channel (PHZ121)
Issued by: National Weather Service Honolulu, HI
Last Update: 311 AM HST Mon Apr 13 2026
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Today: Southeast winds 10 to 15 knots, veering to west 7 to 10 knots this afternoon. Seas 3 to 4 feet. Isolated showers this morning.

Tonight: North northeast winds 7 to 10 knots. Seas 3 to 4 feet. Wave detail: south 3 feet at 13 seconds.

Tuesday: East northeast winds to 10 knots. Seas 3 to 4 feet. Wave detail: south 3 feet at 13 seconds.

Tuesday Night: East northeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave detail: south 4 feet at 12 seconds.

Wednesday: East winds 10 to 15 knots. Seas 3 to 5 feet. Wave detail: south 4 feet at 12 seconds and east 3 feet at 4 seconds.

Wednesday Night: East winds 10 to 15 knots, becoming east northeast 15 to 20 knots after midnight. Seas 3 to 4 feet. Wave detail: east northeast 3 feet at 4 seconds and south 3 feet at 12 seconds.

Thursday: East winds 10 to 15 knots. Seas 3 to 4 feet. Wave detail: east northeast 3 feet at 4 seconds and south 3 feet at 13 seconds.

Friday: East winds 10 to 15 knots, becoming east northeast 15 to 20 knots in the evening, then becoming northeast 10 to 15 knots after midnight. Seas 3 to 4 feet. Wave detail: east 3 feet at 4 seconds.







Zone Forecast: Alenuihaha Channel (PHZ121)

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