When it comes to major storms (and other natural disasters), it is always better to over-prepare for an event that under-delivers than it is to under-prepare for an event that takes you by surprise by its ferocity. Here’s a breakdown of why the forecasts for the big east coast blizzard went awry.
http://thevane.gawker.com/why-nycs-historic-blizzard-didnt-live-up-to-the-hype-1681962448