Thursday: Dense fog advisory for southern will, Kankakee, LaSalle, Kendall, grungy, DeKalb, Kane until 9am. Partly cloudy, 20% shower, cooler lakeside, WNW 5-10 G15. High: 84, Low: 80

Chicago Area Radar | WGN TV

THURSDAY: Mostly sunny but some clouds arrive later in the day. Seasonably warmth. Light PM Lake breezes cool the shoreline and area beaches to the upper 70s. High: 85.

THURSDAY NIGHT: Partly cloudy, warm, moderate humidity. Low: 67. 

FRIDAY: Some mixed sun but clouds leading to scattered mainly afternoon and evening showers and thunderstorms. Some storms could be strong or even approach severe limits.  Up to 50-60% of the metro area is likely to see rain before the end of the day. Warm, and noticeably more humid.  High: 85/80 area beaches. 

Chicago Weather | Tom Skilling and the WGN Weather Center’s Forecast (wgntv.com)

SATURDAY:  Plentiful sunshine returns along with another day of seasonable warmth amid lower, more comfortable humidities. High: 86.   

SUNDAY:  Partly sunny, typical mid-August temperatures. Clouds and humidity levels increase later in the day leading to a chance for scattered showers and thunderstorms at night or in Monday’s predawn hours. High: 83/upper 70s lakeshore.