What is Relative Humidity?
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
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A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...
The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...
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 weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...
Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...