Really, your best bet is to print out the map, stock up on a stack of prism power, silent oils, a reraise item, and a warp item and head out to ragemount pass. As long as you have printed the map out, its fairly easy and straightforward to get to.
For Fire weather, you might be better off going to E. Alteppa Desert - follow same strategy and go through Korrolakka tunnel. Once you are there, you may want to get the Altepa Gate crystal, since you may be asked to party in the desert in the 30s and 40s.