HIGH: 76
LOW: 60
* Clear skies overnight allow temperatures to drop into the upper 40s to start the day.
* Abundant sunshine with fair weather cumulus clouds developing later in the morning.
* May be Chicago’s warmest day of the year so far (previous high of 75 on the 18th), although a southeast breeze could hold lakefront readings from Grant Park north in the 60s.
* Thin cirrus clouds arrive later in the day.
APRIL 21 TEMPERATURES
Normal high/low: 60(degrees)/39(degrees)
Record high: 88(degrees) (1985)
Record low: 27(degrees) (1986)
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Weather Report is prepared by the WGN-TV Weather Center, where Tom Skilling is chief meteorologist. His forecasts can be seen Monday through Friday on WGN News at noon, 5:55 p.m. and 9 p.m.
WGN-TV meteorologists Steve Kahn, Richard Koeneman and Paul Dailey plus weather producer Bill Snyder contribute to this page.
IN THE WEB EDITION: For updated weather news, forecasts by ZIP code and local radar images, go to chicagotribune.com/weather or wgntv.com
