Mumbai, Feb. 16 -- The US natural gas futures continued to stay under stress as milder temperature forecasts are weighing on the sentiments. Meanwhile, the number of gas rigs rose by 3, reaching 133, which is 32 more than this time last year. This is weighing on the commodity. The benchmark futures currently trade down 8% at $2.98 per million British thermal units (mmbtu). Meanwhile, working gas in US storage stood at 2,214 billion cubic feet (Bcf) as of February 6, after a net withdrawal of 249 Bcf on the week, the Energy Information Administration reported. Stocks were 97 Bcf below the same week a year earlier and 130 Bcf under the five-year average. Inventories remained within the historical range. The futures are lingering around five-m...