At 20:31 water level is -0.02m and it will keep falling by 0.01m until the low tide at 21:59
The low tide with -0.03m is 13% of the lowest astronomical tide (-0.23m)
At 20:31 water level is -0.02m and it will keep falling by 0.01m until the low tide at 21:59
The low tide with -0.03m is 13% of the lowest astronomical tide (-0.23m)