Oil Back Above $100 as Hormuz Attacks and Gulf Storm Put Supply in Focus
Oil prices have pushed firmly back above the $100 mark as traders face a fresh combination of geopolitical tension, shipping disruption and weather-related supply risks.
Brent crude climbed above $101 per barrel on Wednesday, while US West Texas Intermediate (WTI) traded around the $90 level.
For traders, the latest move is another reminder of just how sensitive the oil market remains to potential supply disruption. With tensions around the Strait of Hormuz already keeping a significant risk premium in crude prices, a developing storm in the Gulf of Mexico has added another potential catalyst for volatility.
Strait of Hormuz Attacks Keep Markets on Edge
One of the biggest factors supporting oil prices is the continued uncertainty surrounding the Strait of Hormuz.
The waterway is one of the world’s most important energy routes, with roughly a fifth of global oil and LNG supplies normally passing through it. Although Middle Eastern crude exports recovered strongly during September, security conditions remain extremely fragile.
UK officials have reportedly recorded at least nine attacks in the Strait so far in October as the wider US-Iran conflict continues.
This creates an unusual situation for oil traders.
Physical crude flows have improved, but the risks associated with transporting that oil have not disappeared. Tanker attacks, higher insurance costs, expensive freight rates and longer alternative shipping routes all add costs to the global energy supply chain.
That helps explain why Brent has remained around or above $100 despite improvements in export volumes.
A Gulf Storm Adds Another Supply Threat
Geopolitics isn’t the only factor moving oil.
A developing tropical storm in the Gulf of Mexico is threatening key US energy infrastructure and is forecast to potentially strengthen into a hurricane.
The area potentially affected by the storm accounts for around 15% of US crude production and approximately 5% of US natural gas production.
The Gulf Coast is also enormously important for refining, accounting for roughly half of US refining capacity.
Energy companies have already started taking precautions, with Chevron evacuating non-essential personnel from offshore platforms.
For the oil market, even temporary shutdowns can matter when inventories and spare capacity are already under scrutiny.
Why $100 Oil Matters
The significance of oil moving above $100 goes beyond the headline number.
Higher crude prices feed directly into transportation, manufacturing and energy costs. If those increases persist, they can also complicate the inflation outlook for central banks.
Consumers are already seeing the impact.
US gasoline prices were averaging around $4.36 per gallon on Wednesday, compared with $3.12 a year earlier, while diesel was around $6.30 per gallon.
Diesel is particularly important because of its role in trucking, agriculture and industry. Rising diesel costs can therefore filter through to the price of a much wider range of goods and services.
That means oil is increasingly becoming a factor not just for commodity traders, but for equity, currency and bond markets too.
Middle East Supply Is Recovering – So Why Is Oil Still So Expensive?
One of the most interesting features of the current market is that Middle Eastern oil exports have actually been recovering.
Recent data indicated exports surpassed pre-war levels on a number of days during September.
In theory, increased supply should help put downward pressure on crude prices.
But traders aren’t simply pricing the number of barrels being exported. They’re also pricing the risk involved in getting those barrels safely to their destination.
Shipping through the region remains vulnerable to attack, alternative routes can be slower and more expensive, and the threat of another major disruption hasn’t disappeared.
This is helping keep a sizeable geopolitical risk premium embedded in oil prices.
Another Flashpoint: Yemen and the Bab el-Mandeb
Attention is also turning towards another critical shipping route.
Fighting involving Yemen’s Houthis and Saudi-backed forces has intensified around the Bab el-Mandeb Strait, the southern gateway to the Red Sea.
That route has become even more important as disruption around Hormuz has forced global energy markets to adapt.
Any serious interruption around Bab el-Mandeb could therefore create another headache for oil markets already dealing with expensive and uncertain transportation.
For traders, this means there are now several potential geopolitical catalysts capable of moving crude prices rapidly.
What Should Oil Traders Watch Next?
The immediate question is whether Brent can maintain its position above $100.
Much could depend on whether the current supply risks turn into actual disruption.
The Gulf storm will be closely watched for its impact on offshore production and refineries. At the same time, traders will be monitoring attacks around Hormuz and developments in Yemen for signs that Middle Eastern shipping could face further restrictions.
Inventories will also matter. US crude stocks reportedly fell by around 2.09 million barrels in the latest week, according to industry data, reducing some of the cushion available if production is interrupted.
There is also the possibility of government intervention. Emergency oil and diesel reserves have already been discussed as policymakers look for ways to limit the impact of high energy prices.
But reserve releases can only provide temporary relief if the underlying problem is prolonged disruption to production, refining or shipping.
What It Means for Traders
For traders, the key theme is volatility.
Oil is currently being pulled between two competing forces.
On one side, stronger Middle Eastern exports offer the prospect of more supply reaching the global market. On the other, geopolitical conflict, attacks on shipping routes, expensive logistics and the threat of hurricane disruption continue to support prices.
That makes crude particularly sensitive to headlines.
A de-escalation in the Middle East or a weaker-than-expected Gulf storm could quickly remove some of the risk premium currently built into prices.
But further attacks, refinery shutdowns or disruption to production could have the opposite effect.
With Brent back above $100, oil has once again become one of the most closely watched markets – and traders should expect volatility to remain elevated while these competing risks remain unresolved.
Source: Yahoo Finance / Reuters, 7 October 2026.
This article is for educational and informational purposes only and does not constitute financial advice. Trading and investing involve risk, and past performance is not indicative of future results.
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