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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Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...
Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...
An instrument for measuring atmospheric pressure.
A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...