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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Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
A cloud of irregular appearance, composed of irregular cloud fragments.
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...