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

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

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

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

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

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

The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...

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

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

Snow that rises to 8 feet or higher.