January Nymex natural gas (NGF26) on Tuesday closed up +0.443 (+11.17%). Jan nat-gas prices on Tuesday soared on heavy short-covering pressure after the plunge seen in mid-December.  Tuesday's rally was sparked by colder forecasts for the East Coast.  Xweather forecasted that a storm system will bring cold temperatures through the Midwest and Eastern seaboard by the end of December. More News from Barchart Higher US nat-gas production is bearish for prices.  The EIA on December 9 raised its forecast f ...