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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Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.
A large body of air having similar horizontal temperature and moisture characteristics.
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...