Heat — Upper San Pedro River Valley, Arizona

2024-09-12 · Upper San Pedro River Valley, Arizona

Event narrative

Hot temperatures about 3 to 6 degrees above normal were experienced in Sierra Vista on September 12, causing the Moderate Heat Risk category to be reached. The Fort Huachuca ASOS topped out at 94 degrees on September 12. The Pima County Medical Examiner confirmed that heat was the primary factor in the death in one individual.

Wider weather episode

Hot temperatures 5 to 8 degrees above normal were experienced across much of southeast Arizona September 10-12. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individuals, one in Sierra Vista and one in Sells.

Source: NOAA Storm Events Database, event_id 1217126. Narrative written by the NWS forecast office that issued the report.