At 11:21 water level is -0.04m and it will keep falling by 0.05m until the low tide at 15:41
The low tide with -0.09m is 90% of the lowest astronomical tide (-0.1m)
At 11:21 water level is -0.04m and it will keep falling by 0.05m until the low tide at 15:41
The low tide with -0.09m is 90% of the lowest astronomical tide (-0.1m)