Dark blue cloudy sky

What is Clear?

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility. Clear sky. In meteorology, this term is also used when the cloud cover is less than 1/8 during the day or at the observation hour.

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Glossary

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

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

A type of cloud consisting mostly of small particles such as ice particles.

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

The belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...