The 30-year-old woman was walking across the playing field opposite the shops in Westlands Drive, Northway, at about 9.45am when a man on a mountain bike rode up behind her and grabbed the purse before cycling off in the direction of Copse Lane, knocking the woman to the floor.
Anyone with information should contact police on 08458 505505, or Crimestoppers anonymously on 0800 555111.
