U.S. natural gas futures extended gains — after the biggest jump in two months — as storms brought snowfall to parts of the country. Futures for January delivery rose 0.3% to $4.074 per mmbtu at 7:36 a.m. in London on the New York Mercantile Exchange after gaining as much as 2.3% earlier. The contract settled 8.8% higher at $4.06 on Monday for the steepest one-day advance since Oct. 25. Gas demand is receiving a short-term boost from chillier-than-normal weather. Temperatures are expected to fall on the West Coast, and in the Midwest and Northeast from Jan. 2 to 6, according to forecasts from the NOAA. Winter storms have already caused flight cancellations over the Christmas weekend in Seattle, and more delays are expected. Latest figures from BNEF: Lower 48 dry gas production ~97.9 bcf Monday, +6.4% y/y Lower 48 total gas demand ~84.5 bcf, -4.8% y/y Estimated gas flows […]