Alenuihaha Channel Marine Forecast

Hourly forecast at zone center

Hourly wind and waves

Gusts peak near 22kts around 8:00 PM, with waves reaching 5.4ft around 5:00 PM.

Sunday, October 11

4:51 PM HST

Wind Now

18ktsENE

Gusts:22kts

Wind Now: 18 kts; gusts 22 kts. Use left and right arrows to inspect hours; Escape to reset.

Hourly wind speed and gust forecastSustained wind is shown in cyan and gusts in blue-gray. Dashed lines show past conditions. Direction arrows show where the wind is traveling.010203012AM6AM12PM6PM

Waves Now

5.4ftESE

Period5s

Waves Now: 5.4 ft; period 5 seconds. Use left and right arrows to inspect hours; Escape to reset.

Hourly wave height and period forecastWave height is shown in blue. The dashed line shows past conditions. Direction arrows show where the waves are traveling.0246812AM6AM12PM6PM

NOAA marine forecast

Text forecast

Updated 3:16pm HST Oct 11, 2026

Tonight

East northeast winds 15 to 20 knots, easing to 10 to 15 knots after midnight. Seas 4 to 6 feet. Wave Detail: East 4 feet at 12 seconds and south southwest 3 feet at 16 seconds.

Monday

East northeast winds 15 to 20 knots. Seas 5 to 6 feet.

Monday Night

East winds 15 to 20 knots. Seas 5 to 6 feet. Wave Detail: East 4 feet at 7 seconds and west southwest 3 feet at 14 seconds. Scattered showers in the evening. Isolated showers after midnight.

Tuesday

East northeast winds 15 to 20 knots. Seas 4 to 6 feet.

Tuesday Night

East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East northeast 4 feet at 5 seconds and south southwest 3 feet at 12 seconds. Isolated showers.

Wednesday

East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 4 seconds and south southwest 3 feet at 12 seconds. Isolated showers.

Wednesday Night

East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 4 seconds and south 3 feet at 19 seconds. Isolated showers.

Thursday

East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 5 seconds and south 3 feet at 18 seconds. Isolated showers.

Friday

East northeast winds 20 to 25 knots, easing to 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East northeast 5 feet at 5 seconds and south 3 feet at 15 seconds. Scattered showers.

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Interactive Mapbox map highlighting marine forecast zone PHZ121.