> 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
--
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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 ||