HIGH: 45
LOW: 25
* High temperatures jump 15 degrees above normal as sunshine and milder air send afternoon readings into the middle 40s.
* Windy; southwest winds 12 to 20 m.p.h. increase to 20 to 30 m.p.h. in the afternoon and shift northwest.
* Gusty winds detract from the otherwise mild feel of a mainly sunny day.
* Brisk northwest winds diminish quickly after sunset.
* Mainly clear skies and modestly colder temperatures overnight.
DEC. 29 TEMPERATURES
Normal high/low: 31(degrees)/16(degrees)
Record high: 63(degrees) (1984)
Record low: -15(degrees) (1880)
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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 11:30 a.m., 5:30 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
