Top up on gas when you leave I5 at Burlington. There is gas in Marblemount, but it is pricier. The next gas is Winthrop.
Info on the forest fires around Winthrop/Twisp
http://inciweb.nwcg.gov/incident/4051/what open and closed in the forests on the east side of the Cascade crest
http://www.fs.usda.gov./detail/okawen/home/?cid=stelprd3812214West side forest district road conditions
http://www.fs.usda.gov/detailfull/mbs/alerts-notices/?cid=stelprdb5150499&width=full(see this for trail conditions as well)
Green trails maps
