The hightide.zip file you have requested: Modifications / High Tide Modification - 2.83kb is not available. Perhaps try browsing all files for the game Grand Theft Auto: San Andreas and upload any files you want to share or are missing. This is the only information we could locate:
Here is a modification that will raise the water within GTA : San Andreas so that it is continuously flooded. Please note that it is highly recommended that you back up any files that this will overwrite within the game.