Coastal Waters Forecast for Alenuihaha Channel (PHZ121) (Text-Only)
NWS Forecast for: Alenuihaha Channel (PHZ121)
Issued by: National Weather Service Honolulu, HI
Last Update: 347 PM HST Wed Jul 15 2026


Tonight: East northeast winds to 20 knots. Seas 5 to 7 feet. Wave detail: east northeast 5 feet at 5 seconds. Hazy. Isolated showers this evening. Scattered showers after midnight.

Thursday: East northeast winds to 20 knots. Seas 5 to 7 feet. Wave detail: east 5 feet at 6 seconds. Hazy. Isolated showers in the morning. Scattered showers in the afternoon.

Thursday Night: East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave detail: east 6 feet at 6 seconds. Isolated showers in the evening. Scattered showers after midnight.

Friday: East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave detail: east 6 feet at 6 seconds and south southwest 3 feet at 16 seconds. Scattered showers in the morning. Isolated showers in the afternoon.

Friday Night: East northeast winds 25 to 30 knots. Seas 6 to 9 feet. Wave detail: east 7 feet at 7 seconds and south southwest 3 feet at 15 seconds. Isolated showers.

Saturday: East northeast winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon. Seas 6 to 9 feet. Wave detail: east 8 feet at 7 seconds and south southwest 3 feet at 14 seconds.

Saturday Night: East northeast winds 25 to 30 knots. Seas 6 to 9 feet. Wave detail: east 8 feet at 7 seconds and south southwest 3 feet at 13 seconds.

Sunday: East northeast winds 20 to 25 knots, rising to 25 to 30 knots in the afternoon, easing to 20 knots. Seas 5 to 7 feet. Wave detail: east 6 feet at 6 seconds and south 4 feet at 16 seconds. Isolated showers through the day.

Monday: East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave detail: east 5 feet at 6 seconds and south 4 feet at 15 seconds. Isolated showers. Scattered showers after midnight.







Zone Forecast: Alenuihaha Channel (PHZ121)

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