Heat — Upper Santa Cruz River and Altar Valleys, Arizona

2024-08-03 to 2024-08-04 · Upper Santa Cruz River and Altar Valleys, Arizona

Event narrative

Hot temperatures about 4 to 7 degrees above normal were experienced in the Arivaca and Sasabe areas, causing the moderate Heat Risk category to be reached. The Pima County Medical Examiner determined that heat was the primary cause of death for one individual found in the desert near Arivaca on August 4.

Wider weather episode

Hot temperatures typically 7 to 11 degrees above normal were experienced across southeast Arizona August 3 and 4. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individuals in Tucson on August 3 and one individual found in the desert near Arivaca on August 4.

Source: NOAA Storm Events Database, event_id 1202249. Narrative written by the NWS forecast office that issued the report.