What is Occluded Front?
A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix of weather conditions.
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A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
An instrument for measuring atmospheric pressure.
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.