Dense Fog in Eastern Chester, Pennsylvania

Dense Fog May 15, 2025 – May 16, 2025 · Eastern Chester, Pennsylvania

What the National Weather Service wrote

Dense fog with visibility 1/4 mile or less was observed for several hours at Brandywine Regional Airport.

The wider storm

A moist low-level air mass north of an approaching warm front resulted in widespread dense fog across much of eastern Pennsylvania starting during the evening of May 15th and continuing into the early morning of May 16th. The fog dissipated after sunrise.

Source: NOAA Storm Events Database, event 1258019. Narratives are written by the National Weather Service forecast office that issued the report.

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