Great Falls, MT, USA to AMST
Time Difference
MDT (Mountain Daylight Time) is 3 hours behind Amazon Summer Time
6:30 pm18:30 in Great Falls, MT, USA is 9:30 pm21:30 in AMST
Great Falls to AMST call time
Best time for a conference call or a meeting is between 8am-3pm in Great Falls which corresponds to 11am-6pm in AMST
6:30 pm18:30 MDT (Mountain Daylight Time) (Great Falls, MT, USA). Offset UTC -6:00 hours
9:30 pm21:30 Amazon Summer Time (AMST). Offset UTC -3:00 hours
6:30 pm18:30 Great Falls, MT, USA / 9:30 pm21:30 AMST
Great Falls, MT, USA | AMST |
---|---|
12am (midnight) | 3am |
1am | 4am |
2am | 5am |
3am | 6am |
4am | 7am |
5am | 8am |
6am | 9am |
7am | 10am |
8am | 11am |
9am | 12pm (noon) |
10am | 1pm |
11am | 2pm |
12pm (noon) | 3pm |
1pm | 4pm |
2pm | 5pm |
3pm | 6pm |
4pm | 7pm |
5pm | 8pm |
6pm | 9pm |
7pm | 10pm |
8pm | 11pm |
9pm | 12am (midnight) |
10pm | 1am |
11pm | 2am |
0:00 | 3:00 |
1:00 | 4:00 |
2:00 | 5:00 |
3:00 | 6:00 |
4:00 | 7:00 |
5:00 | 8:00 |
6:00 | 9:00 |
7:00 | 10:00 |
8:00 | 11:00 |
9:00 | 12:00 |
10:00 | 13:00 |
11:00 | 14:00 |
12:00 | 15:00 |
13:00 | 16:00 |
14:00 | 17:00 |
15:00 | 18:00 |
16:00 | 19:00 |
17:00 | 20:00 |
18:00 | 21:00 |
19:00 | 22:00 |
20:00 | 23:00 |
21:00 | 0:00 |
22:00 | 1:00 |
23:00 | 2:00 |
Great Falls Information
Time Zone
Abbreviation / Name
MDT - Mountain Daylight Time
HAR - Heure Avancée des Rocheuses
HAR - Heure Avancée des Rocheuses
UTC / GMT Offset
-6:00 hours during Mountain Daylight Time, currently in use.
-6:00 hours during Heure Avancée des Rocheuses.
-6:00 hours during Heure Avancée des Rocheuses.
Daylight Saving Time Change
0:00 hours - DST is in use
Daylight Saving Time Starts
![Daylight saving time clock moves forward for one hour from 2am to 3am Daylight saving time clock moves forward for one hour from 2am to 3am](/images/dts_clock/dts_forward_2am.png)
Daylight Saving Time Ends
![Daylight saving time clock moves back for one hour from 2am to 1am Daylight saving time clock moves back for one hour from 2am to 1am](/images/dts_clock/dts_back_2am.png)
Great Falls Facts
Country
USA
State
Montana
Alternative Names
Electric City, GTF, Great Falls, Grejt Fols, Grejt-Fols, Grit Fouls, da pu bu cheng, ghryt fwlz mwntana, guretoforuzu, Грейт Фолс, Грейт-Фолс, Грејт Фолс, Грит Фоулс, غريت فولز، مونتانا, グレートフォールズ, 大瀑布城
Population
59,638
Currency
Dollar (USD)
Geographic Coordinates
47° 30' N Latitude / 111° 18' W Longitude
International Dialing Code
+1
Amazon Summer Time
Offset: AMST is 3 hours behind Greenwich Mean Time (GMT) and is used in South America
![AMST Time Zone Geo Map](/images/timezone/amst.png)
AMST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- -03 - basic short
- -0300 - basic
- -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates three 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
- Papa - Military abbreviation for AMST
- P - short form of 'Papa'
AMST Abbreviation: Several time zones share AMST abbreviation and it could refer to these time zones
- Armenia Summer Time - UTC +5
- Amazon Summer Time - UTC -3
Time zones with the GMT -3 offset:
- ADT - Atlantic Daylight Time
- PMT - Pierre & Miquelon Standard Time
- PMST - Pierre & Miquelon Standard Time
- WGT - West Greenland Time
- AMST - Amazon Summer Time
- ART - Argentina Time
- BRT - BrasÃlia time
- CLST - Chile Summer Time
- FKST - Falkland Islands Summer Time
- GFT - French Guiana Time
- P - Papa Time Zone
- PYST - Paraguay Summer Time
- SRT - Suriname Time
- UYT - Uruguay Time