European wholesale natural gas prices surged on Friday, July 17, 2026, reaching their highest levels in nearly four months as escalating military exchanges between the United States and Iran fueled fears over a potential closure of the Strait of Hormuz, a critical chokepoint for global liquefied natural gas flows. The front-month Dutch TTF gas contract, the European benchmark, climbed to 55.65 euros per megawatt-hour in afternoon trade, while the British equivalent front-month wholesale gas contract jumped to 134.26 pence per therm, according to data reported by Investing.com and Oil & Gas 360. The primary catalyst behind the market rally is a six-day military standoff between U.S. forces and Iran.
Following recent U.S. air strikes on coastal defense targets and missile sites, Tehran issued warnings of catastrophic disruptions to regional energy corridors. Fears crystallized into tangible supply risk after reports emerged that major Middle Eastern exporters, including Qatar, began temporarily halting or rerouting LNG vessel movements near the Strait of Hormuz due to heightened maritime threats. The strategic importance of the waterway cannot be overstated.
Roughly one-fifth of the world's LNG transits this narrow passage, meaning utility buyers across Europe are now facing the realistic prospect of a sudden and severe reduction in global supply availability. The threat arrives at a particularly vulnerable moment for European energy markets. While storage inventories are currently tracking along seasonal averages, the continent remains heavily dependent on continuous, flexible seaborne LNG cargoes to compensate for the absence of Russian pipeline volumes.
A prolonged blockade or shipping halt in the Persian Gulf would structurally fracture the global spot market, experts warn, triggering an intense and costly bidding war between European utilities and energy-hungry buyers in Northeast Asia. Compounding the geopolitical risk premium are deteriorating domestic supply conditions. A recent period of low wind speeds across Northwestern Europe, combined with unseasonably high mid-summer temperatures, has sharply elevated gas-fired power generation demand.
This dynamic is limiting the volume of fuel that can be injected into underground storage facilities, further tightening the continent's supply buffer heading into the coming winter season. Source: Oil & Gas 360 / Investing.com
Source: oilandgas360.com