Obviously there's a lot of strength in the market right now. I assume that's largely due to money mangers scrambling to participate in the rally and I won't be surprised if the buying continues right up to the long weekend. One sign of the strength is the market is when an index starts to walk up its upper Bollinger Band. I always say that when you see the upper band "open up" (go almost vertical) and price starts chasing it you should either get on board or get out of the way. As you can see, the Nasdaq has been walking its upper band for six days now and the S&P 500 is just beginning its attempt at a walk:
