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

Wave buoys nearest to Usami:
1.	Shimoda Port	last 18 hours, hourly	last 5 days, each 6hr	26 mi
2.	Shimizu Port	last 18 hours, hourly	last 5 days, each 6hr	31 mi
3.	Ashika Island/Kurihama	last 18 hours, hourly	last 5 days, each 6hr	39 mi
4.	Dainikaiho	last 18 hours, hourly	last 5 days, each 6hr	43 mi
5.	Yokohama, Keihin Port	last 18 hours, hourly	last 5 days, each 6hr	45 mi