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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A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...
An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...