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 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.

Excessive Heat in WESTERN PIMA COUNTY, ARIZONA
From 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.

Excessive Heat in TOHONO O ODHAM NATION, ARIZONA
From 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.

Excessive Heat in UPPER SANTA CRUZ RIVER AND ALTAR VALLEYS, ARIZONA
From 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.

Excessive Heat in TUCSON METRO AREA, ARIZONA
From 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.

Excessive Heat in SOUTHEAST PINAL COUNTY, ARIZONA
From 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.

Excessive Heat in UPPER SAN PEDRO RIVER VALLEY, ARIZONA
From 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.

Excessive Heat in EASTERN COCHISE COUNTY BELOW 5000 FEET, ARIZONA
From 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.

Excessive Heat in UPPER GILA RIVER AND ARAVAIPA VALLEYS, ARIZONA
From 01-AUG-20 00:00:00 to 01-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 16 degrees above normal occurred in the lower elevations of southeast Arizona, causing the High Heat Risk category, which was attained July 29 through July 31, to continue on August 1.  High temperatures on August 1 included 111 degrees at Picacho and Fort Thomas; 108 at Ajo, Green Valley (tie) and Willcox (record); and 105 (tie) at Douglas.