MST vs. GST time difference

a different time zone is observed in this locationCurrently MDT (Mountain Daylight Time) is observed inplace of MST in most regions.
Mountain Standard TimeGulf Standard Time
07:42 pm Sun, 22 Sep

06:42 am Mon, 23 Sep

5 am4:00 pm
7 am6:00 pm
9 am8:00 pm
11 am10:00 pm
1 pm12:00 am next day
3 pm2:00 am next day
5 pm4:00 am next day
7 pm6:00 am next day

Mountain Standard Time is 11 hours behind Gulf Standard Time

7:42 pm Sunday, Mountain Standard Time (MST) is
6:42 am Monday, Gulf Standard Time (GST)
Convert time between MST and GST   

Time difference between MST and GST is 11:0 hours

MST is 11 hours behind GST.
6:00 am in MST = 5:00 pm in GST.