Oil Markets Rally on US-Iran Tensions and Tightening Supply

Crude oil continued its upward trajectory on Thursday, marking a third consecutive trading day of gains and reaching its highest level in four months. The rally was fueled by escalating geopolitical tensions involving Iran and the United States, alongside supply constraints from production facilities in the U.S. Gulf Coast. Brent crude futures advanced 2 percent to $68.69 per barrel, while WTI crude futures climbed 1.9 percent to $64.38, with both contracts up nearly 5 percent since the start of the week and trading at their highest levels since late September.

Escalating US-Iran Nuclear Tensions Fuel Supply Concerns

The primary driver of recent oil strength stems from heightened tensions between the US and Iran over nuclear negotiations. U.S. President Donald Trump warned Iran to accept a nuclear agreement or risk military intervention, prompting a forceful response from Iran’s Foreign Minister Abbas Araghchi. He declared that Iran’s armed forces were positioned “with their fingers on the trigger” and ready to respond “immediately and powerfully” to any aggression by land or sea. As OPEC’s fourth-largest producer, Iran supplies approximately 3.2 million barrels per day to global markets, making any disruption to its output a critical concern for the worldwide crude supply balance.

Crude Oil Prices Surge as Multiple Factors Align

Beyond geopolitical risks, the oil market has benefited from a confluence of supporting factors. A weakening US dollar bolstered demand for dollar-denominated commodities like oil, offsetting earlier strength and reversing Wednesday’s gains despite comments from U.S. Treasury Secretary Scott Bessent reaffirming Washington’s commitment to a “strong dollar policy.” Concerns about Federal Reserve independence and ongoing fiscal pressures have kept the dollar under pressure, providing additional tailwinds for energy prices.

Supply Tightness and Weak Dollar Support Oil Gains

On the supply side, Kazakhstan has initiated a phased restart of production operations, though its energy minister signaled that output would likely remain constrained within OPEC+ production quotas given recent declines. Meanwhile, fresh data on U.S. crude inventories provided concrete evidence of tightening supply dynamics. According to the U.S. Energy Information Administration (EIA), crude oil inventories fell by 2.3 million barrels during the week ending January 24. This inventory decline was corroborated by the American Petroleum Institute, which reported a smaller reduction of 247,000 barrels the previous day. These inventory figures underscore the fundamental supply-demand imbalance supporting crude oil’s recent strength, particularly amid ongoing concerns about potential disruptions stemming from US-Iran tensions and their impact on global petroleum supplies.