Cardiff is the vibrant Welsh capital situated on the northern shore of the Bristol Channel, with Cardiff Bay providing a sheltered waterfront surrounded by a rich maritime and industrial heritage. The area offers plenty of opportunities for walking, boating, fishing and enjoying the coastline, making tide times useful when planning activities around the changing water levels. Use our Cardiff tide times to check today’s predicted high and low tides, along with the full 7-day forecast, and plan your time by the coast around the changing tide.