The tide times and heights supplied are approximate tidal data predictions for Aberystwyth.
The approximate amount of correction required to calculate data for a selection of other Cardigan Bay locations is as follows:
| Cardigan Bar | - 33 minutes (earlier than Aberystwyth) |
| Cardigan Bridge | - 23 minutes |
| Aberporth | - 21 minutes |
| New Quay | - 7 minutes |
| Aberaeron | - 5 minutes |
| Aberystwyth | |
| Borth | + 11 minutes (later than Aberystwyth) |
| Aberdyfi | + 18 minutes |
| Glandyfi ( estuary) | + 38 minutes |
NB: The tide heights listed may be affected by adverse weather conditions.
