Small Craft Advisory

* WHAT...Expect sustained winds up to 20 knots from the south with gusts up to 30 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet.

* WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI.

* WHEN...The maximum winds are expected around 6 AM EDT Tuesday with the largest waves expected around 8 AM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.