Premonitions (novel)

Premonitions is a young adult novel by Jude Watson, first published in 2005, in which a teenage girl has to cope with disturbing visions.
Plot summary
Gracie knows when bad things are about to happen. Or sometimes when they have already happened. She begged her mother not to leave for a trip that ended with her dying when her car was hit by a truck delivering oranges, and now, living in Washington with her aunt Shay, Gracie has visions that involve her best friend Emily. Gracie would prefer that her psychic powers did not exist, but when Emily disappears, she has to use every vision she gets as a clue to solving the mystery.
The problem with Gracie's visions is that she does not know exactly what she is seeing. Sometimes she sees the past, sometimes the present, and sometimes she misinterprets her visions completely. Assisted by her cousin Diego, Gracie follows her visions in hopes of finding Emily. After a few false starts and a little research,...