ABC News Turn on desktop notifications for breaking stories about interest? OffOn Experts say climate change affects the severity and length of winter storms. • 7 min read Deep freeze warnings as winter blast grips the nation These are the latest warnings in the Northeast, where snow and ice could pose potential dangers.Bronte Wittpenn/Austin American-Statesman/USA Today Network via Reuters Severe winter weather around the country has raised questions about how climate change, more frequently associated with global warming, is influencing the frequency and intensity of extreme cold. At the same time, record lows from Nebraska to New Orleans, and the most snow in at least three decades for much of the southern Plains, has climate change skeptics asking: "Where’s the global warming now?”