HIGH: 24
LOW: Steady or rising at night
WINTER STORM WARNING
Thu. night-Friday morning
* Flurries build to heavy snow and sleet with possible thunder beginning between 8 p.m. and midnight, continuing for 12-14 hours through Friday morning’s rush hour.
* Heavy snow and sleet accumulations exceeding 6 inches possible Chicago and west suburbs northward.
* Snow and sleet changes to freezing rain south of Interstate Highway 80. Significant ice buildups may occur by Friday morning.
DEC. 18 TEMPERATURES
Normal high/low: 33(degrees)/19(degrees)
Record high: 62(degrees) (1877)
Record low: -11(degrees) (1983)
———-
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
