As an AI, I don't have access to live weather data or forecasting capabilities. I cannot predict whether hail will occur in New Jersey tomorrow.
For the most current and location-specific information, please consult:
Hail typically accompanies severe thunderstorms. Check for watches or warnings mentioning "large hail," "severe thunderstorm," or "convective outlook." Pay attention to the timing—afternoon and evening hours are most common for hail-producing storms in the region.