Natural-gas futures ended the week on a high note with a modest gain Friday, bolstered by forecasts that cold winter weather will continue to loom over the U.S. in March. Natural gas for April delivery settled up 9.8 cents, or 2.2%, at $4.609 a million British thermal units on the New York Mercantile Exchange. Futures fell 6.8% this month, snapping a four-month winning streak and suffering the worst monthly loss since June. The commodity in recent days had declined as traders looked ahead to warmer spring weather, though conversely, a cold weather pattern is on the horizon and warmer-than-normal temperatures that had been forecasted for mid-March have now been replaced with expectations of more cold air. Colder-than-average temperatures have eaten away at natural-gas stockpiles this winter […]