OAKLAND -- A 20-year-old man was shot in the arm late Thursday while walking on a West Oakland street, police said.

The man was in stable condition at a hospital and is expected to recover, authorities said.

The shooting happened about 11:40 p.m. Thursday as the man walked in the 2400 block of San Pablo Avenue.

The Oakland man told police he suddenly felt pain in his right arm and realized he had been shot. He said he did not see a gunman and did not know why anyone would want to shoot him.

Police and Crime Stoppers of Oakland are offering up to $5,000 in reward money for information leading to the arrest of a suspect. Anyone with information may call police at 510-238-3821 or a tip line at 773-2805 or Crime Stoppers at 510-777-8572.