Hawaii is bracing for a potentially damaging tsunami, after a massive earthquake off Chile sent waves across the Pacific Ocean. The issued a tsunami warning, its highest alert, for Hawaii, where incoming waves could cause damage along the coastlines.The first waves were expected to arrive in Hawaii at 11:19 a.m. Saturday (4:19 p.m. EST). A lower-grade tsunami advisory was in effect for the coast of California and an Alaskan from Kodiak to Attu islands. Authorities in Australia did not issue a warning, but asked residents to stay away from the coast. Keep it right here on thebeatofphilly.com for all of your updates on this story.