Intensifying heat and increasing temperatures will challenge high-temperature records, prompting a Heat Advisory for Delmarva and the potential for more excessive heat warnings through the week.
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Showers and possibly some embedded thunder are expected across Delmarva tonight, with increasing clouds near and south of Philly, and temperatures falling into the 50s to near 60 degrees.
Wednesday morning will see a cold front moving across the region, bringing a brief period of light showers and mild temperatures, with skies beginning to clear as the front passes.