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 situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...