HIGH: 81
LOW: 71
ACTIVE THUNDERSTORM POTENTIAL FRIDAY NIGHT INTO SATURDAY ESPECIALLY NORTH.
* Clouding over Friday, becoming breezy and warm. South winds increase 11 to 22 m.p.h. and gusty.
* Showers and t-storms develop toward midday–earlier to the west–and continue into Friday night.
* Variably cloudy, more humid Friday night.
* Additional clusters of thunderstorms, some with heavy downpours develop–especially in north half of the area.
* Hail and strong winds possible in heavier storms.
AUG. 7 TEMPERATURES
Normal high/low: 83(degrees)/64(degrees)
Record high: 99(degrees) (1918)
Record low: 50(degrees) (1994)
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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.
Weather updates: Search for forecasts by ZIP code and radar images at chicagotribune.com/weather or wgntv.com
