What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
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 used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....
An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
An instrument for measuring atmospheric pressure.
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...