SST to W Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
6:30 pm18:30 SST (UTC-11), Oct 31, 2026 = 7:30 pm19:30 W (UTC-10), Oct 31, 2026
SST is 1 hour behind W.
SST and W examples
These examples always use SST (UTC-11) and W (UTC-10). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
SST is 1 hour behind W.
How the time difference changes
SST is 1 hour behind W year-round.
Working hours of 9:00 am to 6:00 pm in SST correspond to 10:00 am to 7:00 pm in W.Working hours of 09:00 to 18:00 in SST correspond to 10:00 to 19:00 in W.
Compare SST time with W time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Samoa Standard Time is 1 hour behind Whiskey Time Zone.
6:30 pm18:30 in SST is 7:30 pm19:30 in W
SST to W call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in SST which corresponds to 10am-6pm10:00-18:00 in W
6:30 pm18:30 Samoa Standard Time (SST). Offset UTC -11:00 hours
7:30 pm19:30 Whiskey Time Zone (W). Offset UTC -10:00 hours
6:30 pm18:30 SST / 7:30 pm19:30 W
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| SST | W |
|---|---|
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| 12:00am next day | |
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| 00:00 next day |
Samoa Standard Time
Offset: SST is 11 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: American Samoa, United States Minor Outlying Islands
Principal Cities: The largest city in the SST time zone is Pago Pago in American Samoa, with about 11,500 people. Other major cities in this time zone include Tāfuna, Nu‘uuli, Leone, Faleniu.
Daylight Saving: Clocks in Samoa Standard Time (SST) do not change for daylight saving time, so SST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
SST representations, usage and related time zones
- -11 - basic short
- -1100 - basic
- -11:00 - extended
- -1100 - sign character (-) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates an offset of eleven hours to the west of the zero meridian.
- X-ray - Military abbreviation for SST
- X - short form of 'X-ray'
- Pacific/Midway
- Pacific/Pago_Pago
- Pacific/Samoa
- US/Samoa
- NUT - Niue Time
- SST - Samoa Standard Time
- X - X-ray Time Zone
Whiskey Time Zone
Offset: W is 10 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Cook Islands, French Polynesia, United States
Principal Cities: The largest city in the W time zone is Honolulu in the United States, with about 350,964 people. Other major cities in this time zone include Pearl City, Hilo, Kailua, Waipahu.
Daylight Saving: Some places on Whiskey Time Zone (W) keep the same time all year, while others use W for only part of the year and change their clocks for daylight saving time; see upcoming clock changes worldwide.
Today the lighter areas are on UTC−9 (HDT).
W representations, usage and related time zones
- -10 - basic short
- -1000 - basic
- -10:00 - extended
- -1000 - sign character (-) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the west of the zero meridian.
- Whiskey - Military abbreviation for W
- W - short form of 'Whiskey'
- HAST - Hawaii-Aleutian Standard Time
- CKT - Cook Island Time
- HST - Hawaii Standard Time
- TAHT - Tahiti Time
- W - Whiskey Time Zone