Following a request from North Wales Police for the lifeboat to stand by off Caernarfon pier as a distressed woman was reported on the outside of the railings.
After the police helicopter arrived the lifeboat approached the pier but they could see no sign of the woman on the pier. The police helicopter crew located the woman amongst a group including police officers by the Gallery near the pier.
The lifeboat was released to return to station at 00:28
Weather: N Force 1