Utc Time Line


What is UTC or GMT Time?

Prior to 1972, this time was called Greenwich Mean Time (GMT) but is now referred to as Coordinated Universal Time or Universal Time Coordinated (UTC). It is a coordinated time scale, maintained by the Bureau International des Poids et Mesures (BIPM). It is also known as 'Z time' or 'Zulu Time'. To obtain your local time here in the United States, you need to subtract a certain number of hours from UTC. Saturday, May 1, 2021 at 11:02:49 am. UTC (Time Zone) Saturday, May 1, 2021 at 3:02:49 am. Times shown below in a format that should be easy to copy & paste to other programs. If it does not look nice after copying, be sure to set font to Courier or Courier New, and font size might need to be set down.

Weather observations around the world (including surface, radar, and other observations) are always taken with respect to a standard time. By convention, the world's weather communities use a twenty four hour clock, similar to 'military' time based on the 0° longitude meridian, also known as the Greenwich meridian.

Prior to 1972, this time was called Greenwich Mean Time (GMT) but is now referred to as Coordinated Universal Time orUniversal Time Coordinated (UTC). It is a coordinated time scale, maintained by the Bureau International des Poids etMesures (BIPM). It is also known as 'Z time' or 'Zulu Time'.

To obtain your local time here in the United States, you need to subtract a certain number of hours from UTC dependingon how many time zones you are away from Greenwich (England). The table below shows the standard difference from UTC time to local time.

The switch to daylight saving time does not affect UTC. It refers to time on the zero or Greenwich meridian, which is notadjusted to reflect changes either to or from Daylight Saving Time.

However, you need to know what happens during daylight saving time in the United States. In short, the local time is advanced one hour during daylight saving time. As an example, the Eastern Time zone difference from UTC is -4 hours during daylight saving time rather than -5 hours as it is during standard time.

Standard TimeDaylight Saving
UTCGuamHIAKPSTMSTCSTESTASTPDTMDTCDTEDT
Diff+10-10-9-8-7-6-5-4-7-6-5-4
0010a2p*3p*4p*5p*6p*7p*8p*5p*6p*7p*8p*
0111a3p*4p*5p*6p*7P*8p*9p*6p*7p*8p*9p*
0212N4p*5p*6p*7p*8p*9p*10p*7p*8p*9p*10p*
031p5p*6p*7p*8p*9p*10p*11p*8p*9p*10*11p*
042p6p*7p*8p*9p*10p*11p*12M9p*10p*11p*12M
053p7p*8p*9p*10p*11p*12M1a10p*11p*12M1a
064p8p*9p*10p*11p*12M1a2a11p*12M1a2a
075p9p*10p*11p*12M1a2a3a12M1a2a3a
086p10p*11p*12M1a2a3a4a1a2a3a4a
097p11p*12M1a2a3a4a5a2a3a4a5a
108p12M1a2a3a4a5a6a3a4a5a6a
119p1a2a3a4a5a6a7a4a5a6a7a
1210p2a3a4a5a6a7a8a5a6a7a8a
1311p3a4a5a6a7a8a9a6a7a8a9a
1412M%4a5a6a7a8a9a10a7a8a9a10
151a%5a6a7a8a9a10a11a8a9a10a11a
162a%6a7a8a9a10a11a12N9a10a11a12N
173a%7a8a9a10a11a12N1p10a11a12N1p
184a%8a9a10a11a12N1p2p11a12N1p2p
195a%9a10a11a12N1p2p3p12N1p2p3p
206a%10a11a12N1p2p3p4p1p2p3p4p
217a%11a12N1p2p3p4p5p2p3p4p5p
228a%12N1p2p3p4p5p6p3p4p5p6p
239a%1p2p3p4p5p6p7p4p5p6p7p
AST - Atlantic, AK - Alaska time, HI - Hawaii time, *The previous day, %The next day
Utc

Note: Credit given to NWS Southern Region Headquarters for the information above.


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US, Canada, Mexico Time Zones

Atlantic Daylight Time (ADT) • Eastern Daylight Time (EDT) • Central Daylight Time (CDT) • Mountain Daylight Time (MDT) • Pacific Daylight Time (PDT) • Alaska Daylight Time (AKDT) • Hawaii Time • Arizona • Saskatoon • New York • Toronto • Mexico City • San Francisco • Chicago • Houston • Miami • Phoenix • Halifax • Denver • Monterrey • Chihuahua


Europe Time Zones

Greenwich Mean Time (GMT) • British Summer Time (BST) • Western European Summer Time (WEST) • Central European Summer Time (CEST) • Eastern European Summer Time (EEST) • London • Paris • Berlin • Athens • Warsaw • Kiev • Belarus • Moscow • Madrid • Stockholm • Amsterdam • Istanbul

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Utc Time Date Line


Australia, New Zealand Time Zones

Utc Time Line

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Utc Time Command Line

AEST • ACST • AWST •New Zealand Time (NZT) • Queensland • Adelaide • Brisbane • Canberra • Melbourne • Perth • Sydney • Auckland • Fiji • Solomon Islands • Papua New Guinea


Time
Asia Time Zones

India • Pakistan • China • UAE • Japan • Korea • Philippines • Thailand • Hong Kong • Taiwan • Malaysia • Singapore • Jakarta • Bangladesh • Sri Lanka • Nepal • Kuwait • Saudi Arabia • Viet Nam • Oman • Israel • Jordan • Beijing • Bangalore • Kuala Lumpur • Manila • Tokyo • Seoul • Karachi • Dubai


Africa Time Zones

West Africa Time (WAT) • Central Africa Time (CAT) • East Africa Time (EAT) • Egypt • Nigeria • Kenya • Ghana • Morocco • Tanzania • Ethiopia • Uganda • South Africa • Cairo • Algiers • Casablanca • Accra • Lagos • Cape Town • Nairobi

Utc
South America Time Zones

Brazil • Argentina • Chile • Peru • Ecuador • Colombia • Venezuela • Panama • Puerto Rico • São Paulo • Manaus • Rio de Janeiro • Buenos Aires • Santiago • Lima • Quito • Bogota • Caracas

Utc Time Linux


Utc Timezone Time

Russia Time Zones

Moscow • Novosibirsk • Yekaterinburg • Omsk • St Petersburg • Kazan • Irkutsk • Chita • Vladivostok • Sochi • Almaty • Kyrgyzstan • Uzbekistan • Tajikistan