What is Heat Index?
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the 'apparent temperature.'
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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.
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...
The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...
Snow that rises to 8 feet or higher.
Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...