Excessive Heat in Inland Sussex, Delaware

Excessive Heat June 23, 2025 – June 25, 2025 · Inland Sussex, Delaware

What the National Weather Service wrote

Three days of high heat and humidity brought extreme heat indices. The heat index peaked at 110 degrees on June 23rd at Delaware Coastal Airport.

The wider storm

A strong ridge of surface and upper level high pressure parked itself over much of the eastern United States, resulting in widespread extreme heat and humidity.

Source: NOAA Storm Events Database, event 1268030. Narratives are written by the National Weather Service forecast office that issued the report.

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