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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The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...
The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...
The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.