Heat — Upper Santa Cruz River And Altar Valleys, Arizona
September 17, 2025 · NOAA Storm Events record
Direct deaths
1
Direct injuries
0
Property damage
—
Area
Upper Santa Cruz River And Altar Valleys
Event narrative (NOAA)
High temperatures in Southeastern Arizona were 4 degrees below normal, causing Low HeatRisk. A Nogales CWOP site reached a high temperature of 87 degrees Fahrenheit. The Pima County Medical Examiner found that heat was the contributing factor in the cause of death for an individual in Nogales.
Other notable heat events in Arizona
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.