What the weapon element changes
In New York, assault is graded by degree, and the use of a deadly weapon or a dangerous instrument is one of the things that can move a case into a felony degree. Several of those degrees are classified as violent felony offenses, a label that limits a court's options considerably. For some of them a non-jail sentence is not available at all, while for others it may be possible in narrow circumstances. Where a particular case lands depends on the exact offense of conviction and on the person's prior record. That is why the degree a case is resolved at is often the most important sentencing question.
What feeds the judge's decision
Before most felony sentences, the probation department prepares a presentence report based on an interview, records, and the case file. Judges also hear from the prosecution, the defense, and often the person who was hurt. Beyond any custody, a sentence can include post-release supervision, an order of protection, restitution, and program requirements. For people who are young at the time of the offense, youthful offender treatment may be considered in some cases. Immigration and firearm consequences follow from the conviction itself and should be weighed before any plea.
How to prepare
Mitigation is built over weeks, not the night before. Records of employment, education, treatment, family responsibilities, and community ties help a court see the person rather than just the charge. Letters of support are more useful when they are specific and honest about knowing the charge. Talk with your lawyer before the presentence interview, because what you say there will be read by the judge. In a first meeting we review the charge, the likely degree of resolution, and your history, and we explain which sentencing outcomes the law actually permits in your situation.