constant-pressure chart

constant-pressure chart

[¦kän·stənt ¦presh·ər ‚chärt] (meteorology) The synoptic chart for any constant-pressure surface, usually containing plotted data and analyses of the distribution of height of the surface, wind temperature, humidity, and so on. Also known as isobaric chart; isobaric contour chart.

constant-pressure chart

constant-pressure chartA chart with a plot of contours showing height above mean sea level of selected isobaric surfaces. It may contain analysis of height, wind, temperature, humidity, and other elements.