Strait of Hormuz Oil Flows Plunge Amid War Risk
Severity: FLASH
Detected: 2026-09-11T07:10:34.343Z
Summary
Tanker traffic through the Strait of Hormuz has dropped to less than half the recent average, with no outbound oil cargoes recorded in the latest daily data. This indicates a severe disruption to Gulf crude and condensate exports and sharply elevates the regional risk premium.
Details
Kpler-tracked vessel data cited by Reuters show that only seven vessels crossed the Strait of Hormuz on Thursday, down from 11 the previous day and less than half the 10‑day average of 15. Critically, only two ships were outbound and none were carrying oil. While AIS‑dark traffic may not be fully captured, the scale and direction of the decline, combined with an active Iran war environment, strongly indicate a material disruption in visible crude and condensate flows from the Gulf.
At baseline, roughly 17–18 million barrels per day of crude and condensate, plus significant LPG and products, transit Hormuz. Even if part of the observed volume drop reflects temporary scheduling or AIS manipulation, a halving of visible crossings with zero recorded outbound oil suggests that a multi‑million bpd slice of export capacity is effectively sidelined or being rerouted in opaque ways. This is occurring in parallel with reports that Qatar has lost two LNG trains at Ras Laffan for 3–5 years and now seeks long‑term US LNG offtake, reinforcing the structural nature of Gulf energy disruption.
The immediate market effect is a higher risk premium on seaborne crude benchmarks (Brent, Dubai, Oman) and LNG. Brent and Dubai spreads are likely to widen versus Atlantic Basin grades, with front‑month risk skewed bullish given the possibility of further interruptions or insurance/war‑risk cost spikes for tankers. Time spreads (prompt vs deferred) should tighten as traders price higher near‑term supply risk. LNG prices in Europe (TTF) and Asia (JKM) should also firm on concerns about Qatari and Iranian flows and broader Gulf shipping risk.
Historically, even temporary impairment of Hormuz traffic (e.g., 2019 tanker attacks, 1980s Tanker War) has produced 3–10% moves in crude benchmarks on headline risk alone. The current development is more acute in terms of measured traffic collapse and concurrent regional conflict. The core question is duration: if this is a short‑lived operational pause, the physical impact could be modest and partially reversed within days. However, with war ongoing and structural damage to Qatari LNG capacity already reported, a sustained elevation in the Gulf risk premium over weeks to months is likely, keeping volatility and options skew bid.
AFFECTED ASSETS: Brent Crude, Dubai Crude, Oman Crude, WTI Crude, JKM LNG, TTF Natural Gas, Qatar sovereign CDS, Tanker equities, Energy equities (global majors)
Sources
- OSINT