Gas prices may spike and reach $4/gallon due to U.S.-Iran tensions over the Strait of Hormuz, warns this analyst.

Brent crude climbed above $78 and WTI gained over 3% as escalating Iran-US tensions and threats to Strait of Hormuz shipping raised global supply concerns.

Oil prices surged by more than 4% after renewed U.S.-Iran hostilities and competing claims over the status of the Strait of Hormuz reignited fears of major supply disruptions.