In atmospheric sciences ( meteorology , climatology and related fields ) , the pressure gradient ( typically of air , more generally of any fluid ) is a physical quantity that describes which direction and at what rate the pressure changes the most rapidly around a particular location .
In atmospheric sciences ( meteorology , climatology and related fields ) , the pressure gradient ( typically of air , more generally of any fluid ) is a physical quantity that describes in which direction and at what rate the pressure changes the most rapidly around a particular location .