Sentence:  <WSD>Thus</WSD> in a context in which there has been discussion of snow but mention of local conditions is new , dominant stress will probably be on here in it rarely snows here , but in a context in which there has been discussion of local weather but no mention of snow , dominant stress will probably be on snows . 
Meaning of the word marked with <WSD> tags:  (used to introduce a logical conclusion) from that fact or reason or as a result