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

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

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

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

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

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

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

A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

Weather intelligence is technology that provides predictive and actionable insights, allowing businesses to adapt to weather-related...

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...