pressure tendency


Also found in: Acronyms.

pressure tendency

[′presh·ər ‚ten·dən·sē]
(meteorology)
The character and amount of atmospheric pressure change for a 3-hour or other specified period ending at the time of observation. Also known as barometric tendency.

pressure tendency

pressure tendencyclick for a larger image
On a station model drawn on a synoptic chart, pressure tendency is indicated at 3 o'clock position.
The change in pressure during three hours prior to the observation recording time. It is indicated on the right of station picture in a synoptic chart. Also known as a barometric tendency. See also tendency.