* WHAT...Expect sustained winds up to 19 knots from the southwest with gusts up to 27 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 6 AM EDT Thursday with the largest waves expected around 9 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.