HIGH: 40
LOW: 12
* Gusty northwest winds bring in a surge of arctic air this evening.
* Mixed sun and clouds. Another fairly mild day with highs 10 degrees above late-December normals.
* Turning blustery, much colder Tuesday night; northwest winds gust past 30 m.p.h. A few flurries are possible along with some lake-effect snow showers predawn Wednesday in northwest Indiana.
* Coldest inland lows: 5 degrees. Overnight windchills dip below zero.
DEC. 30 TEMPERATURES
Normal high/low: 30(degrees)/16(degrees)
Record high: 61(degrees) (1884)
Record low: -7(degrees) (1909)
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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
