Brent Crude Holds Near $104 as Iran Tanker Attacks, Hurricane Disrupt Global Oil Supply

Three people killed and 36 injured in Houthi missile attacks on Saudi Arabian cities.
Nine tankers attacked in a week, threatening a fragile recovery
Iranian forces have escalated attacks on vessels in the Strait of Hormuz, the world's most critical oil shipping route.
Mark

So we have two separate supply problems hitting at the same time—the tanker attacks in the Strait of Hormuz and the hurricane in the Gulf of Mexico. Are these equally significant?

Mimi

Not quite. The hurricane is a known quantity—500,000 barrels a day offline, maybe a few days or a week of disruption. The tanker attacks are more destabilizing because they're ongoing and unpredictable. Nine attacks in a week suggests a pattern, not an isolated incident.

Luke

But here's what I want to flag: the Kpler data shows flows through Hormuz are 30% below normal, but when you add in pipeline alternatives, Middle Eastern crude is nearly back to pre-war levels. So the market is pricing in a risk that may not fully materialize.

Mimi

That's fair. The market is forward-looking. Traders are worried the attacks will get worse, or that the alternative routes will become targets too.

Mark

What about Trump's statement that the US won't attack Iran before the midterms? Did that actually calm things down?

Luke

Prices did pull back from session highs after he said it. But it's a narrow window—after November, all bets are off. So it's really just a temporary reprieve.

Mimi

And meanwhile, the Houthis are still firing missiles at Saudi Arabia. Three people killed, 36 injured. That's not a sideshow—that's active conflict in one of the world's most important oil regions.

Mark

So what's the real price driver here—geopolitics or the physical supply loss?

Luke

Both, but I'd say geopolitics is doing more work. The hurricane will resolve itself in days. The Iran situation could persist for weeks or months. That's what's keeping prices elevated.

Mimi

And that's why traders are watching the Strait of Hormuz so closely. If those attacks continue or escalate, you could see crude spike much higher.

  • Nine tankers attacked near the Strait of Hormuz in a single week cut crude flows through the world's most critical oil passage to 30% below normal, threatening to unravel a fragile supply recovery.
  • Hurricane Isaias forced the shutdown of 500,000 barrels per day of US Gulf production — a quarter of all American offshore output — arriving at precisely the worst moment for a market already on edge.
  • Houthi missile strikes on Riyadh and Abha killed three people and wounded 36, deepening fears that the Arabian Peninsula's oil infrastructure could become the next target.
  • Brent crude surged 4% to $104.28 a barrel on Thursday before easing slightly, with WTI climbing 3.6% to $91.49, as traders priced in the compounding risk of two simultaneous supply shocks.
  • A brief exhale moved through markets after President Trump signaled no imminent US strikes on Iran before November's midterms, but analysts warned the relief was fragile given ongoing tanker attacks and missile volleys.
  • With Middle Eastern flows constrained, American production offline, and diplomatic tensions unresolved, oil markets face a sustained period of volatility with few systemic buffers remaining.

In the first week of October 2026, global oil markets absorbed two simultaneous shocks — Iranian attacks on tankers threading the Strait of Hormuz and a hurricane silencing a quarter of American offshore production — pushing Brent crude past $104 a barrel. These twin disruptions, unfolding on opposite sides of the world, revealed how thinly buffered the global energy system remains when geopolitical fire and natural force arrive together. The human cost was not abstract: three lives lost and dozens wounded in missile strikes on Saudi cities served as a reminder that beneath every price chart lies a landscape of real consequence.

Brent crude climbed 4% to $104.28 a barrel on Thursday before settling just below that level Friday morning, as two distinct crises converged to rattle global energy markets. West Texas Intermediate rose 3.6% to $91.49, carried by the same tide of alarm.

The first shock came from the Strait of Hormuz, where Iranian forces attacked nine tankers over the course of a week. The strait is the passage through which roughly a third of the world's seaborne oil travels, and the attacks threatened to undo a tentative recovery in crude flows. Shipping data showed only 9.5 million barrels per day exiting the waterway — about 30% below pre-conflict levels. Alternative routes had helped push total Middle Eastern shipments close to normal, but the renewed tanker strikes cast doubt on how long that patchwork could hold.

The second shock arrived from the American Gulf Coast, where Hurricane Isaias forced energy companies to shut in 500,000 barrels per day of offshore production — a full quarter of the region's output — as the storm approached Alabama, Mississippi, and the Florida Panhandle. The simultaneous loss of supply from two hemispheres left the global oil system with little room to absorb further disruption.

The human dimension of the crisis sharpened midweek, when Iran-backed Houthi militants fired ballistic missiles at airports in Riyadh and Abha, killing three people and wounding 36. Saudi Arabia's military intercepted additional volleys aimed at Riyadh and Khamis Mushait on Thursday, each exchange reinforcing the sense that the region remained dangerously unstable.

A measure of relief briefly steadied prices after President Trump indicated that Washington would not strike Iran before November's midterm elections, walking back reports that military action had been under active consideration. But with tanker attacks continuing, a hurricane still bearing down on US production, and missiles still arcing over the Arabian Peninsula, traders found little reason for lasting calm. The underlying pressures showed no sign of easing.

Brent crude oil was trading near $104 a barrel on Friday morning, having climbed 4% the day before as two separate supply shocks rippled through global energy markets. At last check, the international benchmark sat at $103.89, down just 0.3% from the previous close of $104.28. West Texas Intermediate, the US crude standard, had gained 3.6% to $91.49 per barrel on Thursday, riding the same wave of concern.

The price surge reflected a collision of crises. In the Middle East, Iranian forces had attacked nine tankers in and around the Strait of Hormuz over the past week—a chokepoint through which roughly a third of the world's seaborne oil passes. The attacks threatened to reverse a fragile recovery in crude flows through the waterway. According to shipping data from Kpler, only 9.5 million barrels per day had exited the Strait during the week ending Tuesday, roughly 30% below the volume that moved through before the Iran conflict began. When accounting for pipeline workarounds and alternative routes, Middle Eastern crude shipments reached 16.4 million barrels per day—nearly back to pre-war levels—but the tanker attacks cast doubt on whether that recovery could hold.

Simultaneously, Hurricane Isaias was bearing down on the US Gulf of Mexico, forcing oil companies to shut in production ahead of the storm's arrival along the coasts of Alabama, Mississippi, and Florida's Panhandle. The hurricane had already taken 500,000 barrels per day offline, equivalent to a quarter of all offshore oil production in the region. The timing compounded the market's anxiety: with Middle Eastern supplies constrained and American production offline, the global oil system had fewer buffers.

Tensions in the region had escalated sharply in recent days. Iran-backed Houthi militants in Yemen fired ballistic missiles at airports in the Saudi capital of Riyadh and the city of Abha on Tuesday and Wednesday, killing three people and wounding 36 according to Saudi state media. Saudi Arabia's military said it intercepted another volley of missiles aimed at Riyadh and Khamis Mushait on Thursday. Each attack deepened the sense that the Middle East remained a powder keg, capable of triggering further disruptions to oil infrastructure.

The price momentum had stalled somewhat after US President Donald Trump said Washington would not launch strikes against Iran before November's midterm elections. NBC News had reported, citing unnamed sources, that Trump and his national security team had been weighing renewed military action in the coming weeks. That possibility had helped push prices higher, but the president's statement offered traders a moment of relief—though a temporary one. With tanker attacks ongoing, a hurricane still threatening US production, and missile strikes continuing in the Arabian Peninsula, the underlying supply picture remained fragile. Oil markets were likely to remain volatile as long as these dual pressures persisted.

Crude oil shipments through the Strait of Hormuz remain under pressure amid escalating tensions in the Middle East.
— Market analysis from Kpler data and industry observers
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