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 blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...
An instrument for measuring atmospheric pressure.
A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
A very cold high pressure that originates over the Arctic Ocean.
Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...
The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....
The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...