At 16:31 water level is -0.09m and it will keep falling by 0.09m until the low tide at 20:15
The low tide with -0.18m is 58% of the lowest astronomical tide (-0.31m)
At 16:31 water level is -0.09m and it will keep falling by 0.09m until the low tide at 20:15
The low tide with -0.18m is 58% of the lowest astronomical tide (-0.31m)