High tide at Gravesend typically occurs 24.5 minutes before the high tide at Erith, however this varies and can range from 29 minutes before to 20 minutes before the same tide.
Gravesend » -24.5 min » Erith (+/- 4.5 min)
Select other locations below to see how their high tide times differ from either Gravesend or Erith.
Example Time Differences
Try a few of these examples to see how high tides can differ between locations: