The driver, from Washington state, has been charged with trafficking and possession of marijuana and possession of criminal tools, both felonies, and a misdemeanor count of driving under suspension.
The State Highway Patrol says the 28 pounds of pot discovered in the car's trunk is valued at more than $63,000.
Thirty-five-year-old Robert Gomez of Bremerton, Wash., is being held in the Clark County jail. Jail officials didn't know whether he had an attorney, and none was indicated in court records.