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What is Arctic Air?

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

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Glossary

A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

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