Well, why does He need a boat at all then?
Secondly, if one believes there was not supreme intelligent force behind the creation of all matter, then one is left with the impossible task of trying to explain how something came from nothing.
Probably true, Big-Bang-Theory-wise. The first problem with your statement is "impossible" - we haven't established that. The second is presupposing "nothing". The third is assuming "intelligent".
A law is a law. If you're familiar with Christianity, you know that God is subject to His laws.