Excessive Heat in Central Phoenix, Arizona

Excessive Heat July 23, 2023 – July 29, 2023 · Central Phoenix, Arizona

Deaths

What the National Weather Service wrote

A total of 46 heat-associated fatalities (17 direct and 29 indirect) were reported by the Maricopa County Department of Public Health, with their details, such as age, gender, circumstances, and exact location unavailable.

The wider storm

A persistent strong ridge of high pressure over the region led to well above normal temperatures for the end of July. Afternoon highs during this time exceeded 110 degrees each day in Phoenix with the 25th recording a high of 119 degrees. Record high temperatures were set on the 24-26th and the 29th. According to the Maricopa County Department of Public Health, 103 heat-associated fatalities occurred during this time. Additionally, six heat-associated fatalities occurred in La Paz County and one heat-associated fatality occurred in southern Gila County during this time.

Source: NOAA Storm Events Database, event 1211015. Narratives are written by the National Weather Service forecast office that issued the report.

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