Excessive Heat — Tohono O Odham Nation, Arizona

2025-08-02 · Tohono O Odham Nation, Arizona

Event narrative

High temperatures in Southeastern Arizona were 8 degrees above normal, causing Major HeatRisk. The Sells RAWS reached a high temperature of 108 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a factor in the cause of death for 2 individuals, one in Sells and one in Topawa. One was heat contributed and one was heat caused.

Wider weather episode

Temperatures in Southeastern Arizona were near 5 to 9 degrees above normal with Moderate to Major HeatRisk. The Pima County Medical Examiner found that the cause of death for 7 individuals. Five were heat contributed, two in Tucson, one in Sells, one in Safford, and one in Hereford. Two individuals deaths were heat caused, one in Tucson and one in Topawa. An Extreme Heat Warning was in effect for all the lower elevations, excluding eastern Cochise County.

Source: NOAA Storm Events Database, event_id 1290511. Narrative written by the NWS forecast office that issued the report.