Toronto police are searching for a suspect after a woman was sexually assaulted in High Park, in the city's west end, Thursday afternoon.

Police said the 23-year-old woman was walking alone near Grenadier Pond at about 1:30 p.m. when a man grabbed and sexually assaulted her.

The suspect is described as a white man, 21 to 25 years old, five-foot-eight with short curly brown hair. He was wearing a white t-shirt, blue shorts, a dark blue baseball cap and black sunglasses.

Police are asking for the public's assistance in identifying the suspect.