What is Aeroallergens?
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
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The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
A very cold high pressure that originates over the Arctic Ocean.
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.