rick_hudson{at}arrowintl.com wrote: > Since air always moves from areas of high pressure to areas of low pressure, a > low pressure zone, usually the center, can induce (gravity's direction down > towards earth) high pressure warmer and drier air to flow down into it. Similar > to a vortex effect. This low center area's weather may be affected by either > warming up or drying out, when associated with rain or snow. In some cases, as > the low proceeds along the front, the "back side" of the low returns the ground > conditions to that prior to the gravity wave. > In other cases, associated rain or snow areas dry up and disperse rather > quickly. I noticed this effect during a rainstorm a couple of years age. One > of the local TV meteorologists commented on it. > > Rick Hudson - Boston MA -- ============================================================== Jesse Ferrell - Meteorologist/Web Dev. - j{at}weatherwatchers.org Central Atlantic Storm Investigators - www.weatherwatchers.org "They're not who we're looking for; they're just meteorologists- storm chasers." --Peter Watts, "Millennium" || ICQ No. 136832 ||