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Dog days of summer: A summer hot spell. Early Egyptians believed the star Sirius, the Dog Star rising with the sun, added to the sun’s heat; dog days (July 3-Aug. 11) combined the heat of the sun and Dog Star.
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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.
