Rock Island Surf Break

Wave buoys close to Rock Island, Japan

Lat Long: 35.29° N 139.55° E

Issued: 8 pm 09 Jun 2026 (local time)

Forecast update in  hr  min

Today's Rock Island sea temperature is
21.4° C

1.1°C colder than average for this time of year

Rock Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

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


Wave buoys nearest to Rock Island:


1.Dainikaiholast 18 hours, hourlylast 5 days, each 6hr11mi
2.Ashika Island/Kurihamalast 18 hours, hourlylast 5 days, each 6hr12mi
3.Yokohama, Keihin Portlast 18 hours, hourlylast 5 days, each 6hr13mi
4.Shimoda Portlast 18 hours, hourlylast 5 days, each 6hr57mi
5.Shimizu Portlast 18 hours, hourlylast 5 days, each 6hr61mi
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