As of 10 PM Saturday, the link to the main page for the club was down, but this direct link to the Bigfoot entry page itself was working:
http://www.snohomishyouthsoccer.org/tournaments_bigfoot.htmAll the individual .pdf pages for each bracket were updated and accessible. All in all, it looks like a Herculean effort made by the tournament organizers to get through something that from the nature of the error messages, was purely in the hands of their hosting provider.
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I'll further add that the "Service Unavailable" message was because as soon as I posted the above message, everybody started pounding the server all at once ....