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...
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.
A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
Snow that rises to 8 feet or higher.
Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...