Tina was last seen shortly before 11.30pm on Thursday 13 July.
The 40-year-old is described as 5ft 4ins tall, of slim build with brown hair and highlights. She was last seen wearing black leggings, pink and blue trainers, a beige hoodie and a long beige coat.
Officers from Essex Police want to make sure Tina is okay and are asking the public to help us locate her.
If you have seen Tina, know where she is or have any information that could help us find her, call 999 and quote incident 1611 of 13 July.
