Willett, Hurd C. Department of Meteorology, Massachusetts Institute of Technology, Cambridge, Massachusetts.
Kessler, Edwin Formerly, National Severe Storms Laboratory, Norman, Oklahoma.
Last reviewed:November 2019
- Development of concept
- Weather significance
- Related Primary Literature
- Additional Reading
In meteorology, an extensive body of the atmosphere which is relatively homogeneous horizontally. An air mass may be followed on the weather map as an entity in its day-to-day movement in the general circulation of the atmosphere. The expressions air mass analysis and frontal analysis are applied to the analysis of weather maps in terms of the prevailing air masses and of the zones of transition and interaction (fronts) which separate them.
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