Dark blue cloudy sky

What is Arctic High?

A very cold high pressure that originates over the Arctic Ocean.

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Glossary

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...