09 PM HST to MST

Hawaii Standard Time

Tuesday May, 20, 2025
09:00 PM

Hawaii Standard Time (HST)

HST is 10 hours behind Universal Time.

Mountain Standard Time

Wednesday May, 21, 2025
12:00 AM

Mountain Standard Time (MST)

MST is 7 hours behind Universal Time.

Add 3 hours to HST to get MST