Hard precipitation is a type of weather phenomenon that includes HAIL, rain, snow, and sleet. The two crossword solutions for the term hard precipitation are 'HAIL' (4 letters) and 'rainalcohol' (11 letters). HAIL is a form of solid precipitation that consists of balls or irregular lumps of ice that fall from cumulonimbus clouds during thunderstorms. Rainalcohol is a term used to describe the combination of rain and alcohol, which is often seen in the form of a rainbow.