The U.S. Coast Guard is urging beachgoers to know the condition of Lake Michigan

Machinery technician Myles North at the Grand Haven Station says most local people understand the risk of the lake, but many visitors from elsewhere might not. (SFX) Waves on the lake yesterday were four-to-six-feet in Ottawa, Allegan, and Van Buren counties, much higher than the one-to-two feet they normally are.