Overview

• The cold front is slowly moving south across Lower Michigan and Chicagoland, generating scattered showers and thunderstorms into Thursday morning.
• A Flood Watch is in effect for Chicagoland from 1 p.m. Wednesday through early Thursday as the National Weather Service warns of locally heavy downpours.
• The Chicago area faces a Marginal Risk (level 1 of 5) for severe storms and a heightened risk (level 2 of 4) for excessive rainfall capable of causing localized flooding.
• High pressure building in behind the front will usher in sunny, drier air with highs in the low 80s from Thursday afternoon into early next week.
• Michigan’s Upper Peninsula remains under an Air Quality Alert due to persistent wildfire smoke drifting in from Canada.