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 horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
A very cold high pressure that originates over the Arctic Ocean.
Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.
A cloud of irregular appearance, composed of irregular cloud fragments.