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 heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
A very cold high pressure that originates over the Arctic Ocean.
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.