The experts agree with me about the ierinascng severity of weather:(CNN) Superstorm Sandy was no freak, say experts, but rather a hint of a coming era when millions of Americans will struggle to survive killer weather.They're telling us we shouldn't be surprised that this 900-mile-wide monster marched up the East Coast this week paralyzing cities and claiming scores of lives. It's a foretaste of things to come, Princeton University professor Michael Oppenheimer told CNN. Bigger storms and higher sea levels will pile on to create a growing threat in the coming decades.