WTI Hits $90 Amid Fresh U.S.-Iran Military Strikes

West Texas Intermediate crude rose 5.2% to settle at $90.22, marking the highest level since July 23. Brent crude traded up more than 4% to cross above $94 per barrel. The surge reflects mounting concern that renewed U.S.-Iran military tensions could severely disrupt global oil supplies through one of the world’s most critical energy chokepoints.

The Military Escalation

The U.S. military on Tuesday launched a renewed round of airstrikes on Iran, striking several sites tied to Iran’s Revolutionary Guard Corps. President Trump said the strikes were retaliation for Iranian attempts to place mines in the Strait of Hormuz and for attempted Iranian strikes on sites inside Jordan. The rally followed a U.S. strike on Iranian forces on Larak Island and subsequent Iranian attacks targeting U.S. bases in Jordan.

This represents the latest escalation in a conflict that has simmered throughout 2026. Oil markets have spent the past six months learning to live with an uncomfortable reality: the U.S.-Iran conflict can flare up quickly without necessarily becoming a full-scale war, and even the threat of disruption can add a premium to crude prices since the Strait of Hormuz remains one of the world’s most important oil chokepoints.

The Hormuz Threat and Supply Disruptions

The Strait of Hormuz is where the real danger lies for oil markets. With no active diplomatic talks and the June negotiation framework expired, Strait traffic has already dropped to roughly five ships per day. Persistently low Hormuz traffic, shipping attacks, and renewed mining concerns continue to support a geopolitical risk premium in crude.

The impact on global supply is substantial. The International Energy Agency cut its 2026 global oil supply forecast to 102 million barrels per day in August, a decline of 4.3 million barrels per day on the year, citing the breakdown of the ceasefire and a renewed closure of the strait. Middle East oil loadings had briefly touched 20 million barrels per day in early July before retreating to roughly 12 million barrels per day as attacks on tankers and energy infrastructure resumed.

Economic Pressure Building

The IEA projected the global oil market would show a deficit of 1.8 million barrels per day in the third quarter of 2026. This deficit dynamic means prices are likely to remain elevated as long as shipping through Hormuz remains constrained and military tensions persist.

Oil company executives were expected to meet with President Donald Trump at the White House to discuss cutting gasoline prices, which have remained above $4 a gallon for 103 days so far in 2026. The political dimension adds urgency to resolving the Middle East tensions, as sustained high crude prices translate directly into consumer pain at the pump.

Market Sentiment: Caution Over Panic

Brent and WTI fell more than 4% last week, suggesting markets are treating the latest escalation as another escalation—not yet a fundamental change in the war’s trajectory. This measured reaction suggests traders recognize that while current hostilities are real, they still see some prospect for de-escalation or supply management.

The petroleum market has learned an important lesson over the past year: geopolitical risk has repeatedly injected a ‘geopolitical risk premium’ into oil prices, often overwhelming traditional supply-and-demand fundamentals. Although crude prices have moderated since their peak, the events of 2026 demonstrate that geopolitical risk remains a core pricing factor for energy markets, and one that traders cannot afford to ignore.

The path forward depends heavily on whether diplomacy can reopen the Strait of Hormuz or whether military escalation continues to compound the supply crisis. Until then, even the threat of disruption can add a premium to crude prices, keeping WTI near or above the $90 level that has become all too familiar in 2026.