Updating current time…
NDT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CanadaEDT
UTC−4
1h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

9:30 am09:30 NDT (UTC-2:30), Oct 17, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 17, 2026

NDT is 1 hour and 30 minutes ahead of Thunder Bay.

How the time difference changes

For most of the year, NDT is 1 hour and 30 minutes ahead of Thunder Bay. From Nov 1, 2026 to Mar 14, 2027, NST is 1 hour and 30 minutes ahead of Thunder Bay. Briefly around clock changes, NDT is 2 hours and 30 minutes ahead of Thunder Bay or NST is 30 minutes ahead of Thunder Bay.

For most of the year, working hours of 9:00 am to 6:00 pm in NDT correspond to 7:30 am to 4:30 pm in Thunder Bay. At other times of the year, working hours of 9:00 am to 6:00 pm in NST correspond to 7:30 am to 4:30 pm in Thunder Bay.For most of the year, working hours of 09:00 to 18:00 in NDT correspond to 07:30 to 16:30 in Thunder Bay. At other times of the year, working hours of 09:00 to 18:00 in NST correspond to 07:30 to 16:30 in Thunder Bay.

Compare NDT time with Thunder Bay time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Newfoundland Daylight Time is 1 hour and 30 minutes ahead of EDT (Eastern Daylight Time).
9:30 am09:30 in NDT is 8:00 am08:00 in Thunder Bay, Canada

NDT to Thunder Bay call time
Best time for a conference call or a meeting is between 10:30am-6pm10:30-18:00 in NDT which corresponds to 9am-4:30pm09:00-16:30 in Thunder Bay

9:30 am09:30 Newfoundland Daylight Time (NDT). Offset UTC -2:30 hours
8:00 am08:00 EDT (Eastern Daylight Time) (Thunder Bay, Canada). Offset UTC -4:00 hours

9:30 am09:30 NDT / 8:00 am08:00 Thunder Bay, Canada

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Hourly time comparison
NDTThunder Bay, Canada
10:30pm previous day
11:30pm previous day
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22:30 previous day
23:30 previous day
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Newfoundland Daylight Time

Offset: NDT is 2 hours and 30 minutes behind Greenwich Mean Time (GMT).

Countries using this time zone: Canada

Principal Cities: The largest city in the NDT time zone is St. John's in Canada, with about 110,525 people. Other major cities in this time zone include Corner Brook, Grand Falls-Windsor, Gander, Clarenville.

French: HAT - Heure Avancée de Terre-Neuve

Map of the areas on Newfoundland Daylight Time (NDT)
NDT part of the year

Today all shaded areas are on NDT.

Daylight Saving: Newfoundland Daylight Time (NDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Newfoundland Standard Time (NST).

123456789101112Start: Newfoundland Daylight Time (NDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Newfoundland Daylight Time (NDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See Canada daylight saving time and upcoming clock changes worldwide.

NDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -0230 - basic
  • -02:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0230 - sign character (-) followed by a four digit time providing hours (02) and minutes (30) of the offset. Indicates an offset of two hours and thirty minutes to the west of the zero meridian.
IANA/Olson: Reflects NDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/St_Johns
  • Canada/Newfoundland

Thunder Bay Time Zone and Facts

Time Zone

Abbreviation / Offset
EDT – Eastern Daylight Time, UTC-4 (now, daylight saving time)
EST – Eastern Standard Time, UTC-5 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, November 1, 2026 at 2:00 amSunday, November 1, 2026 at 02:00: clocks go back 1 hour to 1:00 am01:00 (EST). DST ends on the 1st Sunday of November each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, March 14, 2027 at 2:00 amSunday, March 14, 2027 at 02:00: clocks go forward 1 hour to 3:00 am03:00 (EDT). DST starts on the 2nd Sunday of March each year. Also called Spring Forward or Summer Time.

Thunder Bay Facts

Country
Canada
Alternative Names
Tander Bej, Tander Bejus, Tander Bėjus, Tander-Bej, Thunder Bay, Tundurbej, YQT, sandabei, sang de bei, seondeobei, thandr bay, thandr by, Тандер Беј, Тандер-Бей, Тъндърбей, תאנדר ביי, تھنڈر بے, تھنڈربے، انٹاریو, ثاندر باي, ثاندر بی, തണ്ടർ ബേ, サンダーベイ, 桑德贝, 선더베이
Population
108,843
Currency
Dollar (CAD)
Geographic Coordinates
48° 22' N Latitude / 89° 15' W Longitude
International Dialing Code
+1