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In meteorology, an air mass is a volume of air defined by its temperature and water vapor content. Air masses cover many hundreds or thousands of square miles, and adapt to the characteristics of the surface below them. They are classified according to latitude and their continental or maritime ... The Bergeron classification is the most widely accepted form of air mass ...


Continental (c) designates an air mass of land origin, with the air likely to be dry; whereas a maritime (m) air mass originates over water ... Tropical (T) air masses form in low latitudes and are warm. ... Continental polar (cP) and maritime tropical (mT) air masses influence the weather of North America most, especially east of ...


Mar 30, 2011 ... Tropical air masses form in low-latitude areas and are moderately warm. Polar air ... Maritime air masses form over water and are humid.


Air masses that form over the ocean, called maritime air masses, are more ... the temperature of the air mass, which depends on the latitude where it formed.


Aug 21, 2017 ... Learn more about these air mass types and where they come from (source ... Maritime (m): Maritime air forms over oceans and other bodies of water and is humid. ... It forms at low latitudes, generally within 25° of the equator.


The maritime tropical air mass is most often felt in the Southeast US. ... The warm waters warm the low levels of the atmosphere. ... The source region for mP air is over cold ocean currents or high latitude ocean waters. ... the dryline and the dynamics above the dryline, severe thunderstorms can form near a dryline boundary.


Heating of the lower atmosphere by energy transfer from the surface. ... The longer the air mass stays over its source region, the more likely it will acquire ... polar latitudes P - located poleward of 60 degrees north and south; tropical latitudes T ...


Advection fog forms due to moist air moving over a colder surface, and the resulting ... In northern latitudes, steam fog forms when water vapor is added to air ... fog can occur in a number of situations: when warm and cold air masses, each near ... A strong low level inversion contributes to ice fog formation by trapping and ...


Hurricanes form over tropical waters (between 8 and 20 degrees latitude) in areas ... of a hurricane is the convergence of air along the boundary between masses of .... The lower the surface pressure, the more rapidly air flows into the storm at ...