Upwards- to be honest, I read temporary x-Mrs. more as a "potential or about to be x-Mrs."...and who knows what or if your H meant anything by it? I am not sure it shows a big change in thinking, so be careful not to get your hopes up and maybe just notice it as interesting?
Me:30 H:29, no kids T:12, M:4 (when D was final) 12/13: "Don't think I want to be M anymore" 6/14: Separated (I move) 1/15: H filed for D 5/15: D final