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 lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...
Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...
Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....