Excessive Heat — Calvert, Maryland

2025-06-23 · Calvert, Maryland

Event narrative

Various Maryland DOT sensors across the county observed heat indices around 110F or greater.

Wider weather episode

A large area of high pressure across the region brought extreme heat and humidity to the Mid-Atlantic.

Source: NOAA Storm Events Database, event_id 1259474. Narrative written by the NWS forecast office that issued the report.