What is Heat Index?

A type of cloud consisting mostly of small particles such as ice particles.

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

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

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...