iNWS Alert

...HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND NORTH FACING SHORES OF MAUI... .An extra large long-period northwest (310-320 degree) swell will rapidly build Saturday afternoon and peak late Saturday night into Sunday morning.

HIZ001-003-006-007-017-029-037-039-040-045-047-291415-
/O.NEW.PHFO.SU.W.0009.251129T2200Z-251201T2200Z/
Niihau-Kauai Southwest-Waianae Coast-Oahu North Shore-
Maui Windward West-Kauai North-Molokai Windward-Molokai North-
Molokai West-Maui Central Valley North-Windward Haleakala-
310 PM HST Fri Nov 28 2025

...HIGH SURF WARNING IN EFFECT FROM NOON SATURDAY TO NOON HST
MONDAY...

* WHAT...Dangerously large breaking waves building to 35 to 45
feet along north facing shores of Niihau, Kauai, Oahu, Molokai,
and Maui. Surf building to 20 to 30 feet along west facing
shores of Niihau, Kauai, Oahu, and Molokai.

* WHERE...North and west facing shores of Niihau, Kauai, Oahu,
and Molokai, and north facing shores of Maui.

* WHEN...From noon Saturday to noon HST Monday.

* IMPACTS...Very High...Expect ocean water surging and sweeping
across beaches, coastal benches, and lava flows creating the
potential for impacts to coastal properties and infrastructure,
including roadways. Powerful longshore and rip currents will be
present at most beaches. Large breaking waves and strong
currents may impact harbor entrances and channels causing
challenging boat handling.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay away from the shoreline along the affected coasts. Be
prepared for road closures. Postpone entering or leaving channels
affected by the high surf until the surf subsides.

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