* WHAT...Expect sustained winds up to 31 knots from the north with gusts up to 37 knots. The largest significant waves will be 14 feet with a potential maximum wave height of 20 feet.
* WHERE...Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore, Port Sanilac to Port Huron MI, Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore, Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore and Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore.
* WHEN...The maximum winds are expected around 5 PM EDT Friday with the largest waves expected around 10 PM EDT Friday.
* IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility.