Strong high pressure continued to create hot temperatures 3 to 5 degrees above normal  July 9-13 in parts of southeast Arizona and caused the Moderate Heat Risk category to be reached.  A total of 18 heat-related fatalities were reported by the Pima County Medical Examiner.

Heat in TUCSON METRO AREA, ARIZONA
From 11-JUL-23 10:00:00 to 13-JUL-23 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Hot temperatures up to 6 degrees above normal caused the Moderate Heat Risk category to be reached in eastern Pima County where temperatures topped out between 101 and 107 degrees.  A total of 14 heat-related fatalities were reported by the Pima County Medical Examiner. Heat was determined to be the primary cause of death for two individuals found in the desert, one near Three Points on the 12th and another in the Ironwood Forest National Monument on the 13th. Heat was also found to the primary cause of death for four individuals in Tucson. Two individuals were found on the 13th on Tucson streets and subsequently died at the hospital. Another was found deceased outdoors on the 13th and a fourth died on the 12th in their home where the A/C had been turned off. Heat was found to be a contributing factor in the deaths of 8 individuals in Tucson. Two persons died in their homes in which the A/C unit was either broken or turned off. They both also had complicating factors of heart disease. Six others were found outside at various locations in the city. The complicating factor for four of them was drug toxicity, while the other two suffered from other health issues.

Heat in TUCSON METRO AREA, ARIZONA
From 09-JUL-23 10:00:00 to 09-JUL-23 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Hot temperatures about 5 degrees above normal caused the Moderate Heat Risk category to be reached in Tucson where temperatures topped out at 105 degrees. The Pima County Medical Examiner determined heat to be a contributing factor in the death of one individual found outside a commercial building in Tucson. A complicating factor in the fatality was drug toxicity.

Heat in EASTERN COCHISE COUNTY BELOW 5000 FEET, ARIZONA
From 10-JUL-23 10:00:00 to 10-JUL-23 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Hot temperatures about 3 degrees above normal caused the Moderate Heat Risk category to be reached in eastern Cochise County. Temperatures topped out at 102 degrees at San Simon and the Bisbee-Douglas Airport. The Pima County Medical Examiner determined heat to be a contributing factor in the death of one individual found in the desert 10 miles south of San Simon. A complicating factor in the fatality was drug toxicity.

Heat in UPPER SANTA CRUZ RIVER AND ALTAR VALLEYS, ARIZONA
From 12-JUL-23 10:00:00 to 12-JUL-23 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Hot temperatures 3 to 5 degrees above normal and near 100 degrees caused the Moderate Heat Risk category to be reached in the Altar Valley of Pima County and in Santa Cruz County on July 12. The Pima County Medical Examiner determined heat to be the primary cause of death for one individual found in the desert 5 miles east of Arivaca.