Natural-gas prices set another 2 1/2-year low, falling for the seventh time in eight sessions as traders show little concern about the health of supplies. The front-month March contract settled down 2.1 cents, or 0.8%, at $2.579 a million British thermal units on the New York Mercantile Exchange. This is the lowest front-month settlement since June 20, 2012, when gas closed at $2.517/mmBtu. Weather forecasts show above-normal temperatures spreading across nearly the entire country into next week. But they also show the chance for severe cold coming a week from now, with WeatherBELL Analytics LLC predicting temperatures about 20 degrees Fahrenheit below normal in an area including New York and Boston. Half of all U.S. homes use natural gas for heat, but this winter hasn’t been severe enough to spark the kind of heating demand that would overwhelm record production. “The cold needs to be more […]