For each wave buoy we keep two record sets: an hour record and the long-range 6 hourly one.

Wave buoys nearest to Mackinac Island:
1.	Mackinac Straits West Buoy	last 18 hours, hourly	last 5 days, each 6hr	20 mi
2.	Little Traverse Bay Buoy	last 18 hours, hourly	last 5 days, each 6hr	43 mi
3.	Thunder Bay Buoy, Alpena	last 18 hours, hourly	last 5 days, each 6hr	76 mi
4.	North Huron Buoy	last 18 hours, hourly	last 5 days, each 6hr	80 mi
5.	North Channel East Buoy	last 18 hours, hourly	last 5 days, each 6hr	86 mi