AST Time to NST Time Converter

Warning! AST has automatically switched to ADT

AST stands for Arabia Standard Time (NOT in use)

ADT stands for Arabia Daylight Time (in use)

NST stands for Newfoundland Standard Time (in use)

ADT = UTC + 03:00

01:12:01

Friday, December 19, 2025

NST = UTC - 03:30

18:42:01

Thursday, December 18, 2025

ADT(Arabia Daylight Time) and NST(Newfoundland Standard Time) Mapping Table
Arabia Daylight Time(ADT)	Newfoundland Standard Time(NST)
00:00	17:30-1 day
01:00	18:30-1 day
02:00	19:30-1 day
03:00	20:30-1 day
04:00	21:30-1 day
05:00	22:30-1 day
06:00	23:30-1 day
07:00	00:30
08:00	01:30
09:00	02:30
10:00	03:30
11:00	04:30
12:00	05:30
13:00	06:30
14:00	07:30
15:00	08:30
16:00	09:30
17:00	10:30
18:00	11:30
19:00	12:30
20:00	13:30
21:00	14:30
22:00	15:30
23:00	16:30

ADT(Arabia Daylight Time)

Arabia Daylight Time(ADT) is 03:00 hours ahead of Coordinated Universal(UTC) Time.This timezone is a Daylight Saving Time timezone and is used in: Asia

Typical City of ADT (Arabia Daylight Time)

Jordan - Amman (Summer)

NST(Newfoundland Standard Time)

Newfoundland Standard Time(NST) is 03:30 hours behind Coordinated Universal(UTC) Time.This timezone is used during standard time in: North AmericaNewfoundland Standard Time is a half-hour time zone. Its local time differs by 30 minutes instead of the normal whole hour.

Typical City of NST (Newfoundland Standard Time)

Canada - St. John's (Winter)