* WHAT...Expect sustained winds up to 27 knots from the northwest with gusts up to 31 knots. The largest significant waves will be 7 feet with a potential maximum wave height of 10 feet.
* WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI.
* WHEN...The maximum winds are expected around 8 PM EST Friday with the largest waves expected around 8 PM EST Friday.
* IMPACTS...Conditions will be hazardous to small craft.