The woman was hit at 17th and Guerrero Streets at about 3:30 p.m., according to police.
Police said the woman had been walking in a crosswalk at the intersection when the driver of a vehicle turned left on a green light and struck her.
The woman suffered serious head trauma, police said. An update on her condition was not immediately available today.
The driver was not arrested.
Ari Burack, Bay City News