Understanding Fog and Precipitation
Fog forms through various mechanisms, such as radiation cooling after sunset and advection when moist air moves over cooler surfaces. Precipitation, the result of condensed atmospheric water vapor, can take many forms including rain, snow, and hail, depending on the conditions within the clouds. The process occurs when moisture droplets grow too large to remain suspended, leading to their fall under gravity.In this clip
From this podcast

The Science of Everything Podcast
Episode 109: Weather Part I
Related Questions