* WHAT...For the first Small Craft Advisory, southwest winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 3 ft occurring. For the second Small Craft Advisory, west winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft expected. * WHERE...Manitou Island to Point Isabelle MI, Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...For the first Small Craft Advisory, until 4 PM EDT this afternoon. For the second Small Craft Advisory, from 10 AM Wednesday to 8 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft.