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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Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...
A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...
An instrument for measuring atmospheric pressure.
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...