| Sarnia Time | EST | |
|---|---|---|
| 12:00 AM Tuesday Sarnia Time (EDT) | ↔ | 11:00 PM Monday EST |
| 01:00 AM Tuesday Sarnia Time (EDT) | ↔ | 12:00 AM Tuesday EST |
| 02:00 AM Tuesday Sarnia Time (EDT) | ↔ | 01:00 AM Tuesday EST |
| 03:00 AM Tuesday Sarnia Time (EDT) | ↔ | 02:00 AM Tuesday EST |
| 04:00 AM Tuesday Sarnia Time (EDT) | ↔ | 03:00 AM Tuesday EST |