Obviously, the weather will be analyzed carefully. But being local to the area, I can say that the Cape was hosting a line of severe thunderstorms at the time of the accident with the TV meteorologists discussing whether the doppler was displaying evidence of rotation in the cells. Although we hate jumping to early conclusions, I would be very surprised if this accident didn't involve a microburst or something similar. Then the questions arise about the wisdom of attempting the flight in the first place. BOS-PVC is a 15 minute up and down for those not familiar. In other words, you know what your destination weather is currently when you roll onto the runway.