If you want to be more accurate, ask your parent's spurt patterns, it usually correlated to most of their children. If you have a chance, make the fullest out of it; but otherwise, your body already knows how much your bones will lengthening since you were a zygote.
Is it possible? yes. 100%? no. All you can do is let your cells do the work for you. Don't worry too much, but wait until 25 if you really want to see for sure. Growth can never be enhanced, but only stunted. Even when growth plates are present, that only means a guarantee, some people don't even grow when there are plates.
During that time, invest in other areas of your life. Depending on what your body developed and who you become, you will have the knowledge and resources as to whether or not LL is the right choice.