Great for surfing, diving, sailing, swimming or deciding if it's a good time to hit the beach. Check what time the next high/low tide is. Use the home screen widget to keep an eye on the water. Live scientific readings from ocean buoys around the world. Data is provided by the National Data Buoy Center of NOAA and other public scientific organizations. Most buoys report water temperature and swell height, but some have more information available than others. Automatically select the closest buo