Winter Storm Fern has eclipsed Kazakhstan’s Tengiz restart, with up to 2 million b/d of U.S. crude output curtailed—yet Brent remains pinned near $66. Arctic Fern vs. America: A Winter Brawl in the Energy Markets - Arctic Storm Fern has curbed electricity supply to millions of people across the eastern two-thirds of the United States, slashing oil supply by 2 million b/day, gas production by more than 10 bcf/day and sending power prices skyrocketing. - Day-ahead electricity prices in the PJM Interconnection area, the most impacted by…