The phrase denotes a localized atmospheric phenomenon noticed in a particular geographic space of Southern California. It usually refers to a transient hole in cloud cowl, usually occurring after or during times of overcast circumstances, permitting daylight to penetrate. These situations might be fairly visually hanging, making a vibrant, outlined space in opposition to a backdrop of darker clouds.
Such occurrences are of curiosity from each a meteorological and aesthetic perspective. They will present localized variations in temperature and photo voltaic radiation. Traditionally, observations of those localized clearings could have been interpreted as omens or important occasions, relying on cultural context. From a scientific standpoint, they provide alternatives to review cloud dynamics and atmospheric processes at a small scale.