Do you Belive the Weather Report?

Think how often you hear a weather report even for a couple of days and it turns out to be wrong. Often it is right too, for only 2 days. How about for 5 days? Not so often right. So how can we make a weather report for the next 100 years and predict global warming? It seems totally impossible. Here is a (link)on bad climate models that has more details on this interesting subject. Should we really shut down industrial civilization in order to believe in a 100 year weather forecast? Only if you believe in astrology and in the good tooth fairy, otherwise, I have my doubts.