Cold Meeting Over Warm Seas Build Frontal Weather
Thursday, May 28th, 2009Weather Frontal Systems Air masses are almost always on the move. The heat generated by our Sun reaches us in pulses which are not always equal and this powerful energy has tremendous influence on our either. The boundary between two air masses is termed a weather front. There are two kinds. A cooler or cold air mass will usually replace a warmer one, as the warmer mass is always pulled upward. This action creates what is called a cold front.