Chicago: Overnight clouds break up during the morning, becoming mostly sunny. Warmer and more humid with first 90(degrees) high of the year. Heat index may reach 100(degrees) in the mid-afternoon. South winds 8-15 m.p.h. Clearing skies but continued humid overnight.
HIGH: 91
LOW: 73
HEAT INDEX MAY REACH 100(degrees)
Note: Predicted high and low temperatures on the Tribune weather page are chronological–the “high” refers to the maximum reading expected during the day and the “low” is the minimum reading expected the following night.
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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.
