High surf warning in effect for most isles
A high surf warning is in effect for the north and west shores of most islands until 4 p.m. Thursday, the National Weather Service said.
A large northwest swell is expected to generate 20 to 30-foot surf on the north and west-facing shores of Niihau and Kauai and the north-facing shores of Oahu, Molokai and Maui. Surf is expected to grow to 20 to 25-feet on Thursday.
The west-facing shores of Oahu and Molokai will see waves from 15 to 20-feet Wednesday night and 12 to 18-feet on Thursday, forecasters said.