Overview

• Temperatures will climb into the upper 80s Monday with highs potentially reaching near 90°F on Tuesday under dry southwest winds.
• The Storm Prediction Center has placed northeast Illinois in a Marginal Risk for severe storms Tuesday night, with far northwestern DeKalb County in a Slight Risk area.
• Showers and a few thunderstorms are likely Tuesday evening into Wednesday before highs tumble into the 60s under cooler air.
• May precipitation fell well below normal, leaving much of the Chicago metro in moderate drought with 2–4-inch rainfall deficits.
• Canadian wildfire smoke drifting in from the north will haze skies without expected significant impacts to air quality.