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Equinoctial storms: Severe storms that are popularly believed to accom-pany the spring (March 21) and autumnal (Sept. 22) equinoxes. There is no evidence the occurrence of an equinox has meteorological implication.
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Tom Skilling is chief meteorologist at WGN-TV. His forecasts can be seen Monday through Friday on WGN-TV News at noon and 9 p.m.
WGN-TV meteorologists Steve Kahn, Richard Koeneman and Paul Dailey plus weather producer Bill Snyder contribute to this page.
