Oil is back above $100. Brent crude climbed to trade above $101 a barrel on Wednesday, while WTI hovered close to $90, as two very different risks hit the market at the same time - renewed attacks on shipping in the Strait of Hormuz, and a tropical storm heading for the U.S. Gulf Coast that is forecast to strengthen into a hurricane before landfall by Friday.
One threat is geopolitical and thousands of miles away. The other is a weather system sitting on top of America's offshore oil fields and refining heartland. For day traders, that combination is a masterclass in why it pays to understand what is moving a market, not just that it is moving.
What Happened - Two Supply Shocks at Once
UK officials have reported at least nine attacks in the Strait of Hormuz so far in October, despite shipments through the waterway picking up in recent weeks. The continued U.S.-Iran conflict means that every tanker transit carries risk, and every new incident reminds the market how fragile the flow of roughly a fifth of the world's oil really is.
At the same time, a tropical storm is closing in on the Gulf Coast and is expected to make landfall as a hurricane by Friday. Chevron has already begun evacuating nonessential personnel from its offshore platforms in the region - a standard precaution, but one that often comes before production is temporarily shut in.
The knock-on effects are already showing up at the pump. U.S. gasoline averaged $4.36 a gallon on Wednesday, compared with $3.12 a year ago, and diesel stood at $6.30. Refining capacity is already stretched, which is why refined fuel prices have surged even faster than crude. With November's midterm elections approaching, President Trump said on Tuesday that his administration is considering suspending the federal gas tax, adding a political dimension to an already headline-driven market.
Why Brent and WTI Are Telling Different Stories
Look closely at the prices and something stands out: Brent is above $101, but WTI is still hovering around $90. That gap of more than $10 is not a quirk - it tells you what each contract is pricing.
Brent is the global, seaborne benchmark. It is the price most exposed to disruption in the Middle East, so attacks in the Strait of Hormuz hit it hardest.
WTI is the U.S. benchmark. It has been partly cushioned by domestic supply and recent releases from the Strategic Petroleum Reserve, and it is the contract most directly affected by what happens in the Gulf of Mexico.
That matters because a Gulf hurricane is not a simple "oil goes up" story. A storm can shut in offshore production, which is bullish for crude, but it can also force refineries along the coast to cut runs, which reduces demand for crude and pushes the pressure onto gasoline and diesel instead. In past storms, refined products have often moved more sharply than crude itself. A trader who simply assumes "hurricane equals higher oil" can find the market doing something quite different.
The Wider Picture - Oil Isn't Moving in Isolation
Higher energy costs are feeding straight into the inflation story that has dominated markets for weeks. The Federal Reserve raised rates in September for the first time since 2023, the U.S. 10-year Treasury yield was trading around 5.34% on Wednesday morning - close to its highest levels in roughly two decades - and U.S. stock futures were pointing lower ahead of the open.
That is the key lesson for anyone trading indices or currencies rather than oil itself: crude at $100 is not just an energy story. It feeds into inflation expectations, interest rate bets, bond yields and ultimately equity valuations. On days like today, the oil chart can be the best early warning signal for what the rest of the market is about to do.
How Day Traders Can Approach a Market Like This
Know which headline you're trading - a Hormuz headline and a hurricane headline can move Brent and WTI by different amounts, and even in different directions. Be clear which risk is driving the move before you commit.
Expect gaps and overnight risk - geopolitical incidents happen around the clock, and a storm can change track or intensity between one forecast update and the next. Holding positions overnight in this environment carries significantly more risk than usual.
Size down when volatility is up - when a single headline can move oil several dollars, the same position size carries far more risk. Adjust your size to the volatility, not the other way round.
Trade the reaction, not the prediction - no one knows whether the next Hormuz headline will be an escalation or a de-escalation, or exactly where the storm will make landfall. A rules-based process that reacts to confirmed price action will serve you far better than a strong opinion.
Watch the calendar - weekly U.S. inventory data, National Hurricane Center forecast updates and any confirmation of offshore shut-ins can all trigger sharp moves. Know when they are due before you place a trade.
Tonight: See How to Trade This Live
With oil back above $100 and two separate supply risks developing at once, tonight is a genuinely useful session to sit in on. Trendsignal has been teaching day trading and investing since 2003, and our approach is built for exactly this kind of environment:
A proprietary rules-based strategy - built to work with price action and trend context, not a fixed opinion on where oil "should" go next.
Position sizing and risk management taught from day one - essential when a single headline or forecast update can move a market several dollars in a session.
Live, real-time trading sessions - coaches trading and reacting to markets as they move, not reviewing yesterday's chart in a recorded video.
A recognised, established track record - recognised as Best Trading Education Provider 2026 at the London Trader Show Awards and winner of multiple ADVFN Awards for trading education.
Join us tonight at 7PM for a free live day trading workshop and see how a rules-based, risk-managed approach handles a market like this in real time.
Common Questions About Trading Oil Above $100
Join Us Tonight at 7PM
Free live day trading workshop - see a rules-based, risk-managed approach to fast-moving, headline-driven markets in action, taught by coaches with real trading experience. No obligation - just genuine trading education from a team that has been doing this since 2003.
Book Your Free PlaceAbout Trendsignal: Trendsignal has been providing UK trading education since 2003, based at The Innovation Centre, Cranfield University Technology Park, Bedfordshire. Our trading courses cover Forex, Stocks, Indices and Commodities and include full education in risk management, trading psychology and market analysis alongside our proprietary rules-based strategy. Recognised as Best Trading Education Provider 2026 at the London Trader Show Awards and winner of multiple ADVFN Awards for trading education.
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