Here's a website that I've used for years, and the news media get a lot of their information on this site.
http://inciweb.nwcg.gov/
And here's the address for that specific fire.
http://inciweb.nwcg.gov/incident/3874/
This website should be a sticky for RVer's, like I said, this information is the most current available and could save you from a bad experience.
If you receive help from other members, don't forget to update your topic with the results.