The Wave
Best with north to northwest wind and south through southeast swell.
Tide-wise, the river mouth stays broadly usable, but rain runoff can make the water dirty enough to check first.
Sagami River is an in-town Shonan river mouth that can pick up more size than the surrounding beaches, so it reads as a useful check when the coast is already filling in. Get the latest surfing conditions, forecast, and tide details for Sagami River in Kanagawa and Chiba.
Forecast
As of:
Best with north to northwest wind and south through southeast swell.
Tide-wise, the river mouth stays broadly usable, but rain runoff can make the water dirty enough to check first.
Stop guessing and start surfing. WaveWise analyzes live data to find your best upcoming sessions so you spend less time planning and more time paddling out.

