A 48-year-old woman from Dade City was killed in a head-on crash Sunday afternoon.

According to the Florida Highway Patrol, Cami Massingill of Dade City was driving westbound on Blanton Road approaching Country Squire Lane just before 6 p.m. at the time of the crash.

Troopers said Massengill's vehicle, a 2004 F-150 pickup truck, drifted for unknown reasons into the eastbound lane and collided head-on with a 2012 Jeep SUV driven by Anneliese Timm.

Massengill was pronounced dead at the scene.

Timm was transported to an area hospital with serious injuries.

The crash is under investigation.