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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Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...
The narrow region between 35-40 ° N and S latitudes in the Northern and Southern Hemispheres, lying between the tropical...
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...
Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...
A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...