After teaching Dive to a Pokemon, you can move onto the dive spots and use the move to head underwater. Once you're below the surface, press and hold 'Up' on the D-Pad or Circle Pad until you reach the entrance of the ruins and head on through.
Friday: The Jericho forecast for Feb 16 is 54 degrees and Patchy rain possible. There is 87 percentage chance of rain and 11 mph winds from the West-Northwest. Saturday: The Jericho forecast for Feb 17 is 32 degrees and Partly cloudy.
Friday: The Avon forecast for Feb 23 is 41 degrees and Overcast. There is 56 percentage chance of rain and 6 mph winds from the Southeast. Saturday: The Avon forecast for Feb 24 is 42 degrees and Moderate rain. There is 78 percentage chance of rain and 8 mph winds from the South-Southwest. Sunday: The Avon forecast for Feb 25 is 40 degrees and Cloudy.