Overview

• Heat advisory remains Wednesday with heat indices of 100–110°F under extended Code Red and Code Orange warnings across multiple counties
• The Maryland Department of Health confirms 13 heat-related deaths so far this year and is urging seniors, children and people with health conditions to use cooling centers
• A Code Orange air quality alert covers metro Baltimore and Annapolis as ground-level ozone levels rise during peak heat
• The National Weather Service predicts Thursday afternoon thunderstorms with up to 2 inches of rain and localized flash flooding from Baltimore to St. Mary’s County
• A cold front behind Thursday’s storms is expected to drop highs into the 70s by Friday and offer relief from oppressive humidity over the weekend