Here’s what we’ve all been waiting for! Paul Cozens of Peel Ports has kindly given us the link to their site which gives real time tidal heights and differences over prediction (ie surge) plus wind for Tripod, Sheerness, Chatham and Strood. Here’s the link:
https://peelports.port-log.net/live/Display.php?Cluster=Medway
You can drill down for detailed tide times etc by clicking on the tide station of interest. Note the big tidal surge that occurred a week ago: