Very hot temperatures were experienced in southeast Arizona from July 29th through August 1st. Many locations approached or exceeded 110 degrees and set new daily record high temperatures. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two adult males on the Tohono O'odham Nation on July 30th.

Excessive Heat in SOUTH CENTRAL PINAL COUNTY, ARIZONA
From 29-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 18 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category to be reached July 29 through July 31. High temperatures on July 29 included 113 degrees at Ajo, 110 at Sells, and 109 at Picacho and Safford Airport. On July 30 highs included 115 degrees at Ajo, 113 (records) at Duncan and Safford Airport, 112 at Picacho, 111 (tie) at Sells, 110 at Tucson International Airport and 107 (record) at Nogales Airport.  On July 31 highs included 113 degrees at Ajo, 112 at Picacho and Fort Thomas (record), and 110 at Tucson International Airport and Duncan. Very hot temperatures continued on August 1st. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two adult males on the Tohono O'odham Nation on July 30th, one near Topawa and another near San Miguel.

Excessive Heat in SOUTHEAST PINAL COUNTY, ARIZONA
From 29-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 18 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category to be reached July 29 through July 31. High temperatures on July 29 included 113 degrees at Ajo, 110 at Sells, and 109 at Picacho and Safford Airport. On July 30 highs included 115 degrees at Ajo, 113 (records) at Duncan and Safford Airport, 112 at Picacho, 111 (tie) at Sells, 110 at Tucson International Airport and 107 (record) at Nogales Airport.  On July 31 highs included 113 degrees at Ajo, 112 at Picacho and Fort Thomas (record), and 110 at Tucson International Airport and Duncan. Very hot temperatures continued on August 1st. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two adult males on the Tohono O'odham Nation on July 30th, one near Topawa and another near San Miguel.

Excessive Heat in TOHONO O ODHAM NATION, ARIZONA
From 29-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Very hot temperatures 7 to 18 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category to be reached July 29 through July 31. High temperatures on July 29 included 113 degrees at Ajo, 110 at Sells, and 109 at Picacho and Safford Airport. On July 30 highs included 115 degrees at  Ajo, 113 (records) at Duncan and Safford Airport, 112 at Picacho, 111 (tie) at Sells, 110 at Tucson International Airport and 107 (record) at Nogales Airport.  On July 31 highs included 113 degrees at Ajo, 112 at Picacho and Fort Thomas (record), and 110 at Tucson International Airport and Duncan. Very hot temperatures continued on August 1st. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two adult males on the Tohono O'odham Nation on July 30th, one near Topawa and another near San Miguel.

Excessive Heat in WESTERN PIMA COUNTY, ARIZONA
From 29-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 18 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category to be reached July 29 through July 31. High temperatures on July 29 included 113 degrees at Ajo, 110 at Sells, and 109 at Picacho and Safford Airport. On July 30 highs included 115 degrees at  Ajo, 113 (records) at Duncan and Safford Airport, 112 at Picacho, 111 (tie) at Sells, 110 at Tucson International Airport and 107 (record) at Nogales Airport.  On July 31 highs included 113 degrees at Ajo, 112 at Picacho and Fort Thomas (record), and 110 at Tucson International Airport and Duncan. Very hot temperatures continued on August 1st. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two adult males on the Tohono O'odham Nation on July 30th, one near Topawa and another near San Miguel.

Excessive Heat in UPPER SAN PEDRO RIVER VALLEY, ARIZONA
From 30-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in Cochise County, causing the High Heat Risk category to be reached July 30 and July 31. On July 30 highs included 110 degrees at Cascabel and 107 (record) at McNeal.  On July 31 record highs included 111 degrees (tie) at Cascabel, 109 at San Simon and 106 at Tombstone. Very hot temperatures continued on August 1st.

Excessive Heat in UPPER SANTA CRUZ RIVER AND ALTAR VALLEYS, ARIZONA
From 29-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 18 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category to be reached July 29 through July 31. High temperatures on July 29 included 113 degrees at Ajo, 110 at Sells, and 109 at Picacho and Safford Airport. On July 30 highs included 115 degrees at Ajo, 113 (records) at Duncan and Safford Airport, 112 at Picacho, 111 (tie) at Sells, 110 at Tucson International Airport and 107 (record) at Nogales Airport.  On July 31 highs included 113 degrees at Ajo, 112 at Picacho and Fort Thomas (record), and 110 at Tucson International Airport and Duncan. Very hot temperatures continued on August 1st. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two adult males on the Tohono O'odham Nation on July 30th, one near Topawa and another near San Miguel.

Excessive Heat in EASTERN COCHISE COUNTY BELOW 5000 FEET, ARIZONA
From 30-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in Cochise County, causing the High Heat Risk category to be reached July 30 and July 31. On July 30 highs included 110 degrees at Cascabel and 107 (record) at McNeal.  On July 31 record highs included 111 degrees (tie) at Cascabel, 109 at San Simon and 106 at Tombstone. Very hot temperatures continued on August 1st.

Excessive Heat in TUCSON METRO AREA, ARIZONA
From 29-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 18 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category to be reached July 29 through July 31. High temperatures on July 29 included 113 degrees at Ajo, 110 at Sells, and 109 at Picacho and Safford Airport. On July 30 highs included 115 degrees at Ajo, 113 (records) at Duncan and Safford Airport, 112 at Picacho, 111 (tie) at Sells, 110 at Tucson International Airport and 107 (record) at Nogales Airport.  On July 31 highs included 113 degrees at Ajo, 112 at Picacho and Fort Thomas (record), and 110 at Tucson International Airport and Duncan. Very hot temperatures continued on August 1st. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two adult males on the Tohono O'odham Nation on July 30th, one near Topawa and another near San Miguel.

Excessive Heat in UPPER GILA RIVER AND ARAVAIPA VALLEYS, ARIZONA
From 29-JUL-20 11:00:00 to 31-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 18 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category to be reached July 29 through July 31. High temperatures on July 29 included 113 degrees at Ajo, 110 at Sells, and 109 at Picacho and Safford Airport. On July 30 highs included 115 degrees at Ajo, 113 (records) at Duncan and Safford Airport, 112 at Picacho, 111 (tie) at Sells, 110 at Tucson International Airport and 107 (record) at Nogales Airport.  On July 31 highs included 113 degrees at Ajo, 112 at Picacho and Fort Thomas (record), and 110 at Tucson International Airport and Duncan. Very hot temperatures continued on August 1st. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two adult males on the Tohono O'odham Nation on July 30th, one near Topawa and another near San Miguel.