Pressure system low pressure, while As depict anticyclonic flow or likely positions of high-pressure areas. An area of confluent streamlines shows the location of shearlines within the tropics and subtropics. Pressure system A low-pressure area, or "low", is a region where the atmospheric pressure at sea level is below that of surrounding locations. Low-pressure systems form under areas of wind divergence that occur in upper levels of the troposphere. The formation process of a low-pressure area is known as cyclogenesis. Within the field of atmospheric dynamics, areas of wind divergence aloft occur in two areas: Diverging winds aloft ahead of these troughs
High Pressure Low Sunset". High Pressure Low "High Pressure Low" is the third single from Against Me!'s fifth studio album "White Crosses", released as a 7" vinyl single on December 21, 2010 on Sabot Productions. Following the recording their fifth studio album, White Crosses, Against Me! recorded acoustic versions of songs written for the album in February 2010. An acoustic version of "High Pressure Low" was known to be recorded following lead singer Laura Jane Grace's video posts regarding the acoustic sessions. Grace performed the b-side, "Strip Mall Parking Lots" as early as her 2008 solo tour, then thought to be called "Southwest