What is Relative Humidity?

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...