CST to MST time difference is 1 hour

! CST is not in use now. Currently CDT (Central Daylight Time) is observed in place of CST in most regions.
You may want to check CDT to MST.

! MST is not in use now. Currently MDT (Mountain Daylight Time) is observed in place of MST in most regions.
You may want to check CST to MDT.

CST is 1 hour ahead of MST.

CST - Central Standard Time (1 hour ahead of MST)	18:17:40 Tuesday, March 21 Offset: UTC-6
MST - Mountain Standard Time (1 hour behind CST)	18:17:40 Tuesday, March 21 Offset: UTC-7

CST	to	MST
12 AM CST	=	11 PM previous day MST
1 AM CST	=	12 AM MST
2 AM CST	=	1 AM MST
3 AM CST	=	2 AM MST
4 AM CST	=	3 AM MST
5 AM CST	=	4 AM MST
6 AM CST	=	5 AM MST
7 AM CST	=	6 AM MST
8 AM CST	=	7 AM MST
9 AM CST	=	8 AM MST
10 AM CST	=	9 AM MST
11 AM CST	=	10 AM MST
12 PM CST	=	11 AM MST
1 PM CST	=	12 PM MST
2 PM CST	=	1 PM MST
3 PM CST	=	2 PM MST
4 PM CST	=	3 PM MST
5 PM CST	=	4 PM MST
6 PM CST	=	5 PM MST
7 PM CST	=	6 PM MST
8 PM CST	=	7 PM MST
9 PM CST	=	8 PM MST
10 PM CST	=	9 PM MST
11 PM CST	=	10 PM MST