MDT/MST
Mountain Daylight Time
GMT -6
MST automatically adjusted to MDT time zone, that is in use
Z
Zulu Time Zone
GMT +0
Time Difference
Mountain Daylight Time is 6 hours behind Zulu Time Zone
4:30 am04:30 in MDT is 10:30 am10:30 in Z
MST to Z call time
Best time for a conference call or a meeting is between 8am-11am in MST which corresponds to 3pm-6pm in Z
4:30 am04:30 Mountain Daylight Time (MDT). Offset UTC -6:00 hours
10:30 am10:30 Zulu Time Zone (Z). Offset UTC 0:00 hours
4:30 am04:30 MDT / 10:30 am10:30 Z
MDT | Z |
---|---|
12am (midnight) | 6am |
1am | 7am |
2am | 8am |
3am | 9am |
4am | 10am |
5am | 11am |
6am | 12pm (noon) |
7am | 1pm |
8am | 2pm |
9am | 3pm |
10am | 4pm |
11am | 5pm |
12pm (noon) | 6pm |
1pm | 7pm |
2pm | 8pm |
3pm | 9pm |
4pm | 10pm |
5pm | 11pm |
6pm | 12am (midnight) |
7pm | 1am |
8pm | 2am |
9pm | 3am |
10pm | 4am |
11pm | 5am |
0:00 | 6:00 |
1:00 | 7:00 |
2:00 | 8:00 |
3:00 | 9:00 |
4:00 | 10:00 |
5:00 | 11:00 |
6:00 | 12:00 |
7:00 | 13:00 |
8:00 | 14:00 |
9:00 | 15:00 |
10:00 | 16:00 |
11:00 | 17:00 |
12:00 | 18:00 |
13:00 | 19:00 |
14:00 | 20:00 |
15:00 | 21:00 |
16:00 | 22:00 |
17:00 | 23:00 |
18:00 | 0:00 |
19:00 | 1:00 |
20:00 | 2:00 |
21:00 | 3:00 |
22:00 | 4:00 |
23:00 | 5:00 |
Mountain Standard Time
Offset: MST is 7 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada, Mexico, United States
Principal Cities: The largest city in the MST timezone is Phoenix from USA with population about 1.446 million people. Other major cities in the area are Calgary, Edmonton, El Paso, Denver
French: HNR - Heure Normale des Rocheuses
Spanish: MT - Zona Pacífico

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Mountain Daylight Time (MDT).
End: Mountain Standard Time (MST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Mountain Standard Time (MST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.
MST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- -07 - basic short
- -0700 - basic
- -07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates seven hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
- Tango - Military abbreviation for MST
- T - short form of 'Tango'
IANA/Olson: Reflects MST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- America/Boise
- America/Cambridge_Bay
- America/Ciudad_Juarez
- America/Creston
- America/Dawson
- America/Dawson_Creek
- America/Denver
- America/Edmonton
- America/Fort_Nelson
- America/Hermosillo
- America/Inuvik
- America/Mazatlan
- America/Phoenix
- America/Shiprock
- America/Whitehorse
- America/Yellowknife
- Canada/Mountain
- Canada/Yukon
- MST
- MST7MDT
- Mexico/BajaSur
- Navajo
- US/Arizona
- US/Mountain
MST Abbreviation: Several time zones share MST abbreviation and it could refer to these time zones
- Mountain Standard Time - UTC -7
- Moscow Standard Time - UTC +3
- Mauritius Standard Time - UTC +4
- Magadan Standard Time - UTC +11
Time zones with the GMT -7 offset:
- MST - Mountain Standard Time
- PDT - Pacific Daylight Time
- YST - Yukon Standard Time
- T - Tango Time Zone
Zulu Time Zone
Offset: Z is 0 hours ahead Greenwich Mean Time (GMT) and is used in Military
Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use for the most parts it is the same. In military GMT is known as Zulu time.Greenwich Mean Time was the same as Universal Time (UT), until the introduction of UTC in 1972 a standard astronomical concept used in many technical fields.
Z representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
- +00 - basic short
- +0000 - basic
- +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
- Zulu - Military abbreviation for Z
- Z - short form of 'Zulu'
Time zones with the GMT +0 offset:
- EGST - Eastern Greenland Summer Time
- GMT - Greenwich Mean Time
- WET - Western European Time
- AZOST - Azores Summer Time
- UTC - Universal Time Coordinated
- WT - Western Sahara Standard Time
- Z - Zulu Time Zone