Iran War Enters Fourth Week: Strait of Hormuz Closure Drives Brent Above $112 as Physical Crude Prices Surge to $162

Three weeks into the Iran conflict, the near-total shutdown of the Strait of Hormuz has pushed Brent crude over $112 per barrel, while regional benchmarks like Oman hit $162, widening the gap between futures and real-world supply costs for refiners and consumers.

The Iran war has now entered its fourth week, with the Strait of Hormuz effectively closed, triggering the largest oil supply disruption in history and sending Brent crude prices above $112 per barrel. This chokehold on 17 million barrels per day of Persian Gulf flows has decoupled futures markets from physical crude realities, where Middle East benchmarks like Oman have spiked over $162.

As of: March 22, 2026

Alexander Voss, Senior Commodities Analyst. Tracking Middle East supply risks and their impact on European energy markets.

Strait Closure: The Core Supply Shock

Confirmed reports detail a near-complete halt in tanker traffic through the Strait of Hormuz, a chokepoint handling roughly 17 million barrels daily of crude oil flows, per International Energy Agency estimates. Iranian actions, including military engagements, have rendered the strait impassable for most commercial shipping, directly slashing available supply to global markets.

This is not a theoretical risk—it's an active disruption. President Trump issued a late Saturday threat demanding Iran reopen the strait or face severe consequences, underscoring the ongoing standoff with no de-escalation signals. Production facilities in the region persist amid the chaos, but export routes remain severed, forcing buyers to scramble for alternatives.

For crude oil specifically, this means immediate tightness in light sweet crudes favored by Asian and European refiners. Brent, the global benchmark, has surged over 50% to around $112, nearing $120 highs seen twice recently—levels last witnessed during the 2022 Russia-Ukraine conflict.

Physical Prices Detach from Futures

While Brent futures hover below $120 due to volatility-capped trading positions, physical market prices tell a starker story. Oman's benchmark exceeded $162 last week, with UAE's Murban crude topping $145. These regional grades, critical for Middle East exports, reflect the real scramble for barrels amid the Hormuz blockade.

Asian refiners, facing the brunt, have ramped up U.S. crude imports to three-year highs, bidding aggressively for WTI and other grades to replace lost Persian Gulf supplies. This physical premium—futures at $112 vs. spot at $162—signals acute near-term shortage risks, pressuring refiners' margins and downstream product costs like diesel and jet fuel.

WTI crude, closing the week near $98.10 below $100, shows similar containment despite angst. Traders note the commodity held a tight $94-$99 range most of last week, but Monday openings have been volatile, fueled by risk sentiment swings.

U.S. Response: SPR Releases and Sanctions Shift

U.S. Treasury Secretary Scott Bessent announced a massive Strategic Petroleum Reserve (SPR) release days ago, hinting at another if needed, despite logistical hurdles. More controversially, the administration lifted select sanctions on Iranian oil exports—a move enacted amid war—stunning traders long wary of Tehran-linked cargoes.

Traders speculate on U.S. futures market interventions (denied by Bessent) and potential unsanctioning of Russian seaborne oil to ease global tightness. These steps aim to cap futures spikes, but volatility has shrunk position sizes, limiting speculative fervor and keeping Brent from sustained $120+ breaks.

For European investors, this U.S. policy pivot matters: cheaper sanctioned barrels could indirectly stabilize eurozone diesel imports, but risks reigniting inflation if Middle East flows stay offline longer.

Technical Setup Signals Volatility Ahead

WTI crude remains below $100, trading in a $94-$99 range with speculative forecasts eyeing $93-$115 next week. Chart analysis shows consolidation in a bull flag below key resistance at $98-$100 Fibonacci levels, with RSI near overbought on daily charts but StochRSI dipping toward oversold—hinting at short-term upside potential to $110-$114 if breached.

Broader Elliott Wave views suggest this as wave (2)/(B) retracement before a turn lower in wave (3)/(C), provided March highs hold. Support eyes $90, then $75-$80; upside risks $125-$130 long-term if conflict escalates further.

Day traders face combustible Monday opens, with risk management paramount amid saber-rattling. Downside bursts seem unlikely given persistent Iranian war risks—no sudden de-escalation expected.

European and DACH Implications: Diesel Crunch Looms

In Europe, the Hormuz closure hits hardest via diesel and jet fuel derivatives, key for German industry, Austrian refineries, and Swiss trading hubs. Brent's $112+ tag-along lifts European gasoline and heating oil costs, reigniting inflation pressures the ECB fights to tame.

DACH investors watch closely: higher crude feeds transport and manufacturing cost pressures, squeezing margins at firms like OMV or Swiss refiner Petroplus remnants. Euro weakness against a firm dollar amplifies import bills, while potential U.S. SPR floods could offer relief—but only if refineries secure cargoes.

Switzerland's commodity traders, major in physical oil, navigate the futures-spot chasm, profiting from spreads but exposed to shipping risks. German chemical giants face feedstock hikes, potentially curbing output if diesel surges follow.

Geopolitical Risks and Supply Catalysts

Beyond Hormuz, attacks on regional facilities persist, with no major producers fully offline yet. Trump's threats signal potential escalation, where one strike could cascade prices toward analyst extremes of $140-$200—though current containment below $100 for WTI tempers such calls.

OPEC+ absent from headlines, but implicit: spare capacity strained by 17mb/d shock. No fresh inventory data (API/EIA weekend silent), but prior builds irrelevant against this supply cut. Refinery runs pivot to U.S./Atlantic grades, boosting transatlantic freight.

Sentiment tilts risk-upside: angst fuels volatility, but production resilience caps panic. Key watch: Hormuz reopening odds, U.S. sanction tweaks' volume impact.

Investor Positioning and Near-Term Outlook

English-speaking investors, especially tracking Europe, should prioritize the physical-futures disconnect—refiners pay $162 Oman today, hedging at $112 Brent. Volatility limits big bets, favoring tactical longs on dips toward $94 WTI support, targeting $110 breaks.

Risks skew higher: fourth-week war persistence signals prolonged tightness, pressuring ECB rate paths via energy inflation. DACH portfolios heavy in industrials face headwinds; diversify via Brent ETCs if conviction builds on upside.

Outlook: Brent tests $120 resistance soon; sustained break opens $130+. WTI mirrors if risk-off eases. Monitor Trump-Iran rhetoric, SPR draw logistics, Asian import data for cues.

Disclaimer: Not investment advice. Commodities and other financial instruments are volatile.