Delaware Weather: 06-13-2026 3PM EDT - Coastal Flood Advisory

Your 3pm Delaware weather update Active alerts: Coastal Flood Advisory. around 89 degrees Good afternoon, Delaware. Summer's here and she's not holding back, we're talking upper 80s to low 90s today under wall-to-wall sunshine. High pressure parked overhead means clear skies and climbing heat, but there's a catch if you're near the coast.