Contour line factors in a weather system. An isobar (from or "baros", meaning 'weight') is a line of equal or constant pressure on a graph, plot, or map; an isopleth or contour line of pressure. More accurately, isobars are lines drawn on a map joining places of equal average atmospheric pressure reduced to sea level for a specified period of time. In meteorology, the barometric pressures shown are reduced to sea level, not the surface pressures at the map locations. The distribution of isobars is closely related to the magnitude and direction of the wind field, and can be used to predict
The Pressure Is On giving Williams his fifth career Number One single, while "A Country Boy Can Survive" peaked at number 2. They have become signature songs for Williams and remain among the most popular of his career. The album and singles were well received by critics, earning Williams an Academy of Country Music nomination for Top Male Vocalist. It was also a major commercial success for Williams and was certified Platinum by the RIAA, making it Williams' sixth album to be certified Gold and his second to be certified Platinum. The Pressure Is On The Pressure Is On is a studio album by