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What is Flux?

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

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Glossary

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

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

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

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

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

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