WSST to CHAST Converter
WSST
West Samoa Standard Time
GMT +13
CHAST
Chatham Island Standard Time
GMT +12:45
Time Difference
West Samoa Standard Time is 0 hours and 15 minutes ahead of Chatham Island Standard Time
11:30 pm23:30 in WSST is 11:15 pm23:15 in CHAST
WSST to CHAST call time
Best time for a conference call or a meeting is between 8:15am-6pm in WSST which corresponds to 8am-5:45pm in CHAST
11:30 pm23:30 West Samoa Standard Time (WSST). Offset UTC +13:00 hours
11:15 pm23:15 Chatham Island Standard Time (CHAST). Offset UTC +12:45 hours
11:30 pm23:30 WSST / 11:15 pm23:15 CHAST
WSST | CHAST |
---|---|
12am (midnight) | 11:45 pm |
1am | 12:45 am |
2am | 1:45 am |
3am | 2:45 am |
4am | 3:45 am |
5am | 4:45 am |
6am | 5:45 am |
7am | 6:45 am |
8am | 7:45 am |
9am | 8:45 am |
10am | 9:45 am |
11am | 10:45 am |
12pm (noon) | 11:45 am |
1pm | 12:45 pm |
2pm | 1:45 pm |
3pm | 2:45 pm |
4pm | 3:45 pm |
5pm | 4:45 pm |
6pm | 5:45 pm |
7pm | 6:45 pm |
8pm | 7:45 pm |
9pm | 8:45 pm |
10pm | 9:45 pm |
11pm | 10:45 pm |
0:00 | 23:45 |
1:00 | 0:45 |
2:00 | 1:45 |
3:00 | 2:45 |
4:00 | 3:45 |
5:00 | 4:45 |
6:00 | 5:45 |
7:00 | 6:45 |
8:00 | 7:45 |
9:00 | 8:45 |
10:00 | 9:45 |
11:00 | 10:45 |
12:00 | 11:45 |
13:00 | 12:45 |
14:00 | 13:45 |
15:00 | 14:45 |
16:00 | 15:45 |
17:00 | 16:45 |
18:00 | 17:45 |
19:00 | 18:45 |
20:00 | 19:45 |
21:00 | 20:45 |
22:00 | 21:45 |
23:00 | 22:45 |
West Samoa Standard Time
Offset: WSST is 13 hours ahead Greenwich Mean Time (GMT) and is used in Pacific
WSST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- +13 - basic short
- +1300 - basic
- +13:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates thirteen hour and zero minutes time differences to the east of the zero meridian.
Time zones with the GMT +13 offset:
- FJST - Fiji Summer Time
- NZDT - New Zealand Daylight Time
- PHOT - Phoenix Island Time
- TKT - Tokelau Time
- TOT - Tonga Time
- WST - West Samoa Time
- WSST - West Samoa Standard Time
Chatham Island Standard Time
Offset: CHAST is 12 hours and 45 minutes ahead Greenwich Mean Time (GMT) and is used in Pacific

CHAST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- +1245 - basic
- +12:45 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- +1245 - sign character (+) followed by a four digit time providing hours (12) and minutes (45) of the offset. Indicates twelve hour and forty-five minutes time differences to the east of the zero meridian.