Were and how do I catch thunderus in polemic white?

[ReX]

I saw a thunderus on route 7 but then he flu awaycan some one give me a link to were to catch him or how to catch him or just tell me?thx

 

[grubbjubbs]

He runs around Unova the electronic bulletin boards that are up in between cities and routes will tell you where lightning is striking in the morning he's south in the evening he's north that should help happy hunting