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

Wave buoys nearest to Green island:
1.	Ishigaki Port	last 18 hours, hourly	last 5 days, each 6hr	230 mi
2.	Hirara Port	last 18 hours, hourly	last 5 days, each 6hr	306 mi
3.	Naha Port	last 18 hours, hourly	last 5 days, each 6hr	484 mi
4.	Nakagusuku Bay Port	last 18 hours, hourly	last 5 days, each 6hr	500 mi
5.	Naze Port	last 18 hours, hourly	last 5 days, each 6hr	669 mi