A hurricane warning is in effect for Hawaii’s Big Island, and Maui according to the National Weather Service as the threat of heavy rain flash flooding and high surf as Hurricane Lane heads toward the state. The hurricane has weakened slightly to a Category 4 storm, but it remains a threat to the entire island chain. Rain associated with the hurricane has started to show up on radar off the Big Island and offshore buoys were detecting higher and normal wave heights. Tropical storm force winds are expected to begin as early as Wednesday evening on the Big Island.