Anyone planning on visiting the beach or riverside is being urged to take extra care.
A multi-agency search operation was launched shortly after 5pm on Monday following reports a teenager had gone into the river and got into difficulty. The death is not being treated as suspicious.
The lone sailor of a 5.5m rigid inflatable boat was rescued by Tynemouth RNLI lifeboat on Sunday morning after the vessel's engine failed, leaving him at the mercy of strong winds that were pushing him out to sea.