One expert has a warning for Americans who are shocked now at the soaring price of gasoline: You ain’t seen nothin’ yet.

Gas could hit $7 a gallon if Russia-Ukraine tensions escalate and demand ticks up even further as the weather gets warmer and more Americans hit the road, according to an energy markets analyst.

“My guess is that you are going to see $5 a gallon at any triple-digit [oil prices] … as soon as you get to $100,” he said. (Oil prices on Thursday were around $92.)

“And you might get to $6.50 or $7,” if oil prices were to eclipse $150 a barrel, Energy Word founder Dan Dicker told Yahoo! Finance Live.... Read More: NY Post