× High Surf Warning
Until 2024-12-22T04:45:00-10:00 • National Weather Service
...HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND NORTH FACING SHORES OF MAUI... ...HIGH SURF WARNING FOR WEST FACING SHORES OF THE BIG ISLAND... ...HIGH SURF ADVISORY FOR NORTH FACING SHORES OF THE BIG ISLAND... .An extended period of hazardous surf and beach conditions will persist through Sunday night along exposed north and west facing shores due to overlapping, winter-caliber northwest swells (315-330 degrees). The current swell will be on a slow decline tonight, but the largest swell in the recent series is expected to arrive in the predawn hours, rapidly rise and peak through the day Sunday, and then gradually ease Sunday night and Monday. * WHAT...Surf of 22 to 35 feet tonight, building to 40 to 50 feet Sunday along north facing shores of Niihau, Kauai, Oahu, Molokai and Maui. Surf of 12 to 20 feet tonight, building to 25 to 35 feet Sunday along west facing shores of Niihau, Kauai, Oahu, and Molokai. Surf of 6 to 10 feet tonight, building to 8 to 12 feet along west facing shores of the Big Island. * WHERE...North and west facing shores of Niihau, Kauai, Oahu, and Molokai, north facing shores of Maui, and west facing shores of the Big Island. * WHEN...Until 6 AM HST Monday, with a peak expected through the day Sunday. The best chance for coastal impacts to properties and roadways will be during the peak daily high tides through the early morning hours. * 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.