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 blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
A very cold high pressure that originates over the Arctic Ocean.
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...
The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...