Heat from underlying warmer waters can significantly modify an air mass over distances as short as 35 kilometres (22 mi) to 40 kilometres (25 mi). Air masses synonyms, Air masses pronunciation, Air masses translation, English dictionary definition of Air masses. Consequently, it is characterized by fog or low stratus or stratocumulus clouds, with drizzle and poor visibility. Other articles where Tropical air mass is discussed: air mass: The maritime Tropical (mT) is the most important moisture-bearing and rain-producing air mass throughout the year. In winter it moves poleward and is cooled by the ground surface.

Such a mass has distinct boundaries and may extend hundreds or thousands of kilometres horizontally and sometimes as high as the top of … Air mass definition: a large body of air having characteristics of temperature , moisture , and pressure that... | Meaning, pronunciation, translations and examples

An air mass is a large volume of air in the atmosphere that is mostly uniform in temperature and moisture.Air masses can extend thousands of kilometers across the surface of the Earth, and can reach from ground level to the stratosphere—16 kilometers (10 miles) into the atmosphere. An air mass acquires these characteristics above an area of land or water known as its source region. As air masses are "pushed" around the globe by wind, they transport their warm, cool, humid, or dry conditions from place to place. Air mass, in meteorology, large body of air having nearly uniform conditions of temperature and humidity at any given level of altitude.

Surface flux from underlying vegetation, such as forest, acts to moisten the overlying air mass.

n. A large body of air with only small horizontal variations of temperature, pressure, and moisture. Air masses form over large surfaces with uniform temperatures and humidity, called source regions.

When the air mass sits over a region for several days, or longer, it picks up the distinct temperature and humidity characteristics of that region. An air mass is a large mass of air that has similar characteristics of temperature and humidity within it. Search cold air mass and thousands of other words in English Cobuild dictionary from Reverso. Arctic air definition is - an air mass characterized by cold dry air from the arctic region. Air masses can be modified in a variety of ways. It can take several days for an air mass to move over an area, which is why you might notice the weather in your forecast stays the same for several days on end, then changes and remains that way for several days, so on and so forth.

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