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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

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

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

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

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

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

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

A large body of air having similar horizontal temperature and moisture characteristics.

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

Meteorology is the scientific study of the atmosphere and weather processes. It involves observing, analyzing, and forecasting...

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.