A repeat of last year’s snowy, Arctic-cold winter is looking a little more likely today. Natural gas traders, still scarred by the memory , are bunkering in. Buyers have been rushing into the gas market for a week on fears of a sequel to last winter’s Polar Vortex , which walloped the eastern half of the U.S. with brutally cold temperatures from the deep south up to New England. Many spent months dismissing that possibility as simple panic , but now meteorologists are getting more pessimistic. Both Commodity Weather Group and WeatherBELL Analytics LLC released long-term forecasts this week showing a notably higher risk for a cold December. That was supposed to be relatively mild month this winter, balancing out a cold January and February. Now the whole winter is shaping up to be “pretty nasty,” WeatherBELL said. That has propelled natural gas to a six-session […]