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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Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
A very cold high pressure that originates over the Arctic Ocean.
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...
The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...