KEY POINTS
  • Gasoline prices could jump 35 cents because of havoc in Texas from Hurricane Harvey, Dennis Gartman tells CNBC.
  • "This could be weeks, perhaps even months before we return to any sense of normalcy," he says.

Gas prices could rise by 35 cents after Hurricane Harvey wreaked havoc to the U.S. oil heartland of Texas, closely watched commodities trader Dennis Gartman told CNBC on Friday.

"The fact that it ... continued, blew up and stayed for four or five days, this could be weeks, perhaps even months before we return to any sense of normalcy," the editor and founder of the Gartman Letter said.