Check out the latest post in the Cliff Mass weather blog. Cliff Mass is an atmospheric scientist at UW. He points out that this winter was about 2 degrees warmer than average, and may be a pretty close analogy to what the weather will be like in 30 years under current global warming projections.
So when my kids are my age they will have pretty crappy skiing, but at least there will still be some skiing. I'll just try not to brag about the good old days.