Onjuku Surf Break

Wave buoys close to Onjuku, Japan

Lat Long: 35.18° N 140.35° E

Issued: 2 am 23 Jun 2026 (local time)

Forecast update in  hr  min

Today's Onjuku sea temperature is
22.8° C

Normal for this time of year

Onjuku 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 Onjuku:


1.Ashika Island/Kurihamalast 18 hours, hourlylast 5 days, each 6hr35mi
2.Dainikaiholast 18 hours, hourlylast 5 days, each 6hr35mi
3.Yokohama, Keihin Portlast 18 hours, hourlylast 5 days, each 6hr45mi
4.Kashima Portlast 18 hours, hourlylast 5 days, each 6hr55mi
5.Hitachinaka,Ibaraki Portlast 18 hours, hourlylast 5 days, each 6hr86mi
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