Dense Fog — Berks, Pennsylvania

2025-12-28 to 2025-12-29 · Berks, Pennsylvania

Event narrative

Several hours of dense fog was observed at Reading Regional Airport.

Wider weather episode

Warm air lifting above antecedent cold and moist air resulted in dense fog across portions of eastern Pennsylvania starting just before midnight on December 29th. The fog dissipated as the front lifted north towards noon.

Source: NOAA Storm Events Database, event_id 1301901. Narrative written by the NWS forecast office that issued the report.