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ADT to MST Conversion

View the ADT to MST conversion below. Atlantic Daylight Time is 4 hours ahead of Mountain Standard Time. Convert more time zones by visiting the time zone page and clicking on common time zone conversions. Or use the form at the bottom of this page for easy conversion.

Atlantic Daylight Time

Atlantic Daylight Time or ADT has a UTC offset of - 3:00. This means that the time zone is 3 hours behind Coordinated Universal Time. The time zone is primarily observed by territories in North America (Canada) and the Atlantic during the summer months when Daylight Saving is active. As soon as Dayl... read more

Mountain Standard Time

Mountain Standard Time is seven hours behind the Coordinated Universal Time standard, written as an offset of UTC - 7:00. That means to find the standard time in the zone you must subtract seven hours from Coordinated Universal Time. Territories observing the time zone are primarily in North Americ... read more

  Day     Morning/Evening     Night  
ADTMST
 09/26/23 12:00 AM in ADT is*   09/25/23 08:00 PM in MST* 
 09/26/23 01:00 AM in ADT is*   09/25/23 09:00 PM in MST* 
 09/26/23 02:00 AM in ADT is*   09/25/23 10:00 PM in MST* 
 09/26/23 03:00 AM in ADT is*   09/25/23 11:00 PM in MST* 
 09/26/23 04:00 AM in ADT is*   09/26/23 12:00 AM in MST* 
 09/26/23 05:00 AM in ADT is*   09/26/23 01:00 AM in MST* 
 09/26/23 06:00 AM in ADT is*   09/26/23 02:00 AM in MST* 
 09/26/23 07:00 AM in ADT is*   09/26/23 03:00 AM in MST* 
 09/26/23 08:00 AM in ADT is*   09/26/23 04:00 AM in MST* 
 09/26/23 09:00 AM in ADT is*   09/26/23 05:00 AM in MST* 
 09/26/23 10:00 AM in ADT is*   09/26/23 06:00 AM in MST* 
 09/26/23 11:00 AM in ADT is*   09/26/23 07:00 AM in MST* 
 09/26/23 12:00 PM in ADT is*   09/26/23 08:00 AM in MST* 
 09/26/23 01:00 PM in ADT is*   09/26/23 09:00 AM in MST* 
 09/26/23 02:00 PM in ADT is*   09/26/23 10:00 AM in MST* 
 09/26/23 03:00 PM in ADT is*   09/26/23 11:00 AM in MST* 
 09/26/23 04:00 PM in ADT is*   09/26/23 12:00 PM in MST* 
 09/26/23 05:00 PM in ADT is*   09/26/23 01:00 PM in MST* 
 09/26/23 06:00 PM in ADT is*   09/26/23 02:00 PM in MST* 
 09/26/23 07:00 PM in ADT is*   09/26/23 03:00 PM in MST* 
 09/26/23 08:00 PM in ADT is*   09/26/23 04:00 PM in MST* 
 09/26/23 09:00 PM in ADT is*   09/26/23 05:00 PM in MST* 
 09/26/23 10:00 PM in ADT is*   09/26/23 06:00 PM in MST* 
 09/26/23 11:00 PM in ADT is*   09/26/23 07:00 PM in MST* 
 09/27/23 12:00 AM in ADT is*   09/26/23 08:00 PM in MST* 

A * indicates that daylight saving time (DST) is being observed
You are viewing ADT to MST. View MST to ADT instead.

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