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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An instrument for measuring atmospheric pressure.
An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...
The narrow region between 35-40 ° N and S latitudes in the Northern and Southern Hemispheres, lying between the tropical...
The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
Weather intelligence is technology that provides predictive and actionable insights, allowing businesses to adapt to weather-related...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...