Excessive Heat in Washington, Maryland

Excessive Heat June 23, 2025 · Washington, Maryland

What the National Weather Service wrote

The ASOS at Hagerstown Regional Airport, KHGR, observed a peak head index of 108F. The RAWS at Antietam Battlefield, ANBM2, observed a peak head index of 112F.

The wider storm

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

Source: NOAA Storm Events Database, event 1259467. Narratives are written by the National Weather Service forecast office that issued the report.

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