Overview

• Chicago will see highs in the low 90s with heat indices near 100 degrees under hot, humid conditions.
• The Storm Prediction Center has most of the area in a Level 2 slight risk for severe weather, with northwest Indiana and south suburbs under a Level 1 marginal risk.
• Forecasts warn of damaging winds and heavy rain with isolated tornadoes possible this afternoon and evening.
• Forecast models differ on storm trajectories but project a line advancing from Iowa and Wisconsin later today.
• A drying trend arrives Thursday before scattered showers and thunderstorms return Saturday with the week’s highest rain chances.