Time in WST and AST
The time difference between Western Standard Time (WST) and Atlantic Standard Time (AST) is 12 hours. Atlantic Standard Time is 12 hours behind Western Standard Time.
This means 9am WST is 9pm AST (previous day) and 5pm WST is 5am AST.
Western Standard Time
- The current local time in WST is 11:44 am (July 1, 2026)
- WST time zone offset is UTC+08:00
Atlantic Standard Time
- The current local time in AST is 7:44 am (July 1, 2026)
- AST time zone offset is UTC-04:00
How to convert Western Standard Time to Atlantic Standard Time?
Subtract 12 hours from Western Standard Time to get Atlantic Standard Time.
Time in WST
00:00
Time in AST
00:00
Use the slider above to convert Western Standard Time to Atlantic Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| WST | AST |
|---|---|
| 12am | 12pm |
| 1am | 1pm |
| 2am | 2pm |
| 3am | 3pm |
| 4am | 4pm |
| 5am | 5pm |
| 6am | 6pm |
| 7am | 7pm |
| 8am | 8pm |
| 9am | 9pm |
| 10am | 10pm |
| 11am | 11pm |
| 12pm | 12am |
| 1pm | 1am |
| 2pm | 2am |
| 3pm | 3am |
| 4pm | 4am |
| 5pm | 5am |
| 6pm | 6am |
| 7pm | 7am |
| 8pm | 8am |
| 9pm | 9am |
| 10pm | 10am |
| 11pm | 11am |