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.

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

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

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.