[zeugma]

Those of you who recognise the following image will understand why all computer weather simulations are garbage.

More information can be found HERE(wikipedia), or do a search for "Lorenz System".
There is no way to predict the weather on any significant timeline.

[zeugma]

Sorry folks. Wrong thread. That should have gone here: https://freerepublic.com/focus/f-chat/4001715/posts