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What is Heat Index?

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

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Glossary

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

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

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

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

The belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...