At 07:21 water level is -0.3m and it will keep falling by 0.1m until the low tide at 08:23
The low tide with -0.4m is 24% of the lowest astronomical tide (-1.67m)
At 07:21 water level is -0.3m and it will keep falling by 0.1m until the low tide at 08:23
The low tide with -0.4m is 24% of the lowest astronomical tide (-1.67m)