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 decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...
Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...
A type of cloud consisting mostly of small particles such as ice particles.
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
Snow that rises to 8 feet or higher.
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....