I feel like any voter initiative without unreasonable passage requirements is a safe bet in today's climate.
http://www.washingtonpost.com/blogs/govbeat/wp/2015/03/14/first-marijuana-legalization-ballot-measure-set-for-2016-advocates-say/
http://www.washingtonpost.com/blogs/govbeat/wp/2015/03/14/first-marijuana-legalization-ballot-measure-set-for-2016-advocates-say/