Natural gas futures just went on a wild run, surging more than 50% in just two days. The culprit? A brutal cold snap is gripping multiple regions across the US, sending heating demand through the roof. As temperatures plummet, energy consumption spikes dramatically, and the market's responding with aggressive price action. This kind of supply-demand shock in traditional commodity markets often signals broader economic stress—something worth monitoring if you're thinking about portfolio diversification or macro trends. When legacy markets move this hard, it usually sends ripples across other asset classes too.