The National Weather Service has posted a high surf warning for the north and west facing shores of Kauai, Oahu, and Molokai as well as the north facing shores of Maui until 6 a.m. Saturday.
Surf along the north and west facing shores of Kauai and the north facing shores of Oahu, Molokai and Maui are expected to rise to 20-to-25-feet high.
The west facing shores of Oahu and Molokai are expected to get into the 15-to-20-foot range.
In addition, a high surf advisory is in effect until 6 a.m. Saturday for the north shore of the Big Island, where 15-to-20 foot waves are expected. An advisory is also posted for the west shore of Maui, where surf is expected to be in the 10-to-15-foot range.
The surf should be rising Thursday afternoon into the night.
Expect ocean water occasionally sweeping across portions of beaches with strong breaking waves and rip currents.
On Oahu's North Shore, there were 1,115 preventative actions on Thursday with nine rescues in total. Surf in the area rose to 8-to-12-feet-tall.
Waves may occasionally impact harbors making navigating the harbor channel dangerous.
Boaters should be aware of an increasing number of surfers and body boarders utilizing the harbor channel to access surfing areas.