Chicago Weather: Warm Mostly Sunny Sunday With Late Thunderstorms Possible

CHICAGO (CBS) - Sunday will be a warm and mostly sunny day. Highs will reach the upper 80s, and there will be a slight chance for thunderstorms late in the day.

Monday brings a high of 90 degrees and isolated storms.

The normal high is 83 degrees. We hit 88 degrees on Saturday.

Forecast: 

Sunday - Mostly sunny. Isolated late day storms possible. High 88

Sunday night - 50% chance of thunderstorms

Monday - Scattered showers and storms. High 90