My son was placed on felony probation for forgery,uttering a forged instrument,and grand theft of the 3rd degree. Upon being placed on probation he was required to give a urine test. He failed the test now his p.o. says he is violated? What is he looking at when he goes before the judge?

Most likely he will be picked up and put in jail and held till the hearing, the PO writes up the violation paper work , gives to the court and they issue a warrant.

At the hearing, most likely the judge will warn him and put him back on probation.

He can of course ( you realise) send him to prison for the entire amount of probation time he has. If he is given another chance it has to consider that