Sakawa River Surf Break

Lat Long: 35.24° N 139.15° E

Sakawa River WaveFinder

Issued: 2 am 08 Jul 2026 (local time)

Forecast update in  hr  min

Today's Sakawa River sea temperature is
23.9° C
0.9° 

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


Sakawa River surf forecast from 7 Jul 2026:

  • Best quality surf: Wednesday 8 Jul, 9PM (local time) - 6ft (1.8m), 15s period, SSE swell with glassy winds.
  • Most powerful swell: Saturday 11 Jul, 3AM (local time) - 7.5ft (2.3m), 16s period, SSW swell with 2,523 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 8 Jul, 9PM (local time) - 6ft (1.8m), 15s period with SSE swell.

Best Forecast Surf Conditions for Sakawa River this week:

The surf forecast for Sakawa River over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jul 08) at 9PM. The primary swell is predicted to be 1.8m and 15s period with a secondary swell of 0.7m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Sakawa River in the next 16 days are 2.3m 16s and forecast to arrive on Saturday (Jul 11) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Wednesday (Jul 15) at 12AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Wed 8th Jul)6ft (1.8m) 15s
Best Surf 9PM (Wed 8th Jul)6ft (1.8m) 15s
Most Powerful 3AM (Sat 11th Jul)7.5ft (2.3m) 16s

Table - best surf conditions forecast for Sakawa River over the next 16 days.


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  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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