Jamie-Lee Blackmore: Police issue urgent appeal for help finding South West woman not seen in days

Police are appealing for help to find a missing WA woman who has not been seen since Monday.

Welfare concerns remain for Jamie-Lee Blackmore, 30, who was last seen at a house in Bessell Crescent in Collie, about 200km south of Perth, on April 6.

He is described as 165 cm tall, of slim build, with long dark brown hair and green eyes.

She appears to be wearing a black hooded sweater, long black tights and black sneakers, and may be carrying a black shoulder bag.

The search is being carried out by police, including mounted police and State Emergency Service volunteers.

The public is urged to contact the police immediately if they see him and get information about his whereabouts by calling 131 444.