time difference between cst and mst
â¢ Mountain Time Zone is 7 hours behind GMT. â¢ MST = GMT/UTC-7 and MDT = GMT/UTC-6. â¢ Central Time Zone is ahead of the Mountain Time Zone by an hour. â¢ CST = MST+1; When MST is 12.00 PM, CST is 1.00 PM. Related posts: 1  Difference Between Pacific and Central Time. 2  Difference Between EST and MST.