Dark blue cloudy sky

What is Blocking Pattern?

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

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Glossary

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

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 occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

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

A cloud of irregular appearance, composed of irregular cloud fragments.

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

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

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

The narrow region between 35-40 ° N and S latitudes in the Northern and Southern Hemispheres, lying between the tropical...

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