If you frequently travel in search of powder days, though snowfall is unpredictable, there are states and resorts in those states that get more snowfall than others. Take a look at this infographic to help you plan your next trip!
Blackcomb terrain park build-out from above. Left-hand line: Highest Level park, AKA Black park. Middle is the Blue park, the windy thing on the side is a skiercross course. Superpipe @ top right corner.