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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A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...
A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...
The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...
An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...