Strong high pressure of 5980 meters at 500 mb persisted over the Four Corners area and brought record high temperatures to the lower deserts of southeast Arizona including Tucson.

Excessive Heat in Tohono O Odham Nation, ARIZONA
From 14-AUG-15 14:00:00 to 16-AUG-15 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

High temperatures ranging from 108 to 115 degrees were common August 14-16 across the lower deserts of southeast Arizona, essentially at elevations below 3000 feet in Pima and south central Pinal County. The hottest of the three days was the 15th when record high temperatures were set at Tucson, Ajo, Organ Pipe National Monument and Picacho Peak State Park. The high temperature at Tucson International Airport of 110 degrees, broke a record set in 1915. The new record high temperature established at Organ Pipe National Monument on August 15th was 112 degrees.  There were at least a dozen people who were treated for heat-related illnesses throughout the three day period in Tucson.  The hot temperatures caused high demand for power and electrical equipment outages, which resulted in up to 1700 customers to lose power in Tucson.

Excessive Heat in South Central Pinal County, ARIZONA
From 14-AUG-15 14:00:00 to 16-AUG-15 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

High temperatures ranging from 108 to 115 degrees were common August 14-16 across the lower deserts of southeast Arizona, essentially at elevations below 3000 feet in Pima and south central Pinal County. The hottest of the three days was the 15th when record high temperatures were set at Tucson, Ajo, Organ Pipe National Monument and Picacho Peak State Park. The high temperature at Tucson International Airport of 110 degrees, broke a record set in 1915. The new record high temperature established at Organ Pipe National Monument on August 15th was 112 degrees.  There were at least a dozen people who were treated for heat-related illnesses throughout the three day period in Tucson.  The hot temperatures caused high demand for power and electrical equipment outages, which resulted in up to 1700 customers to lose power in Tucson.

Excessive Heat in Western Pima County, ARIZONA
From 14-AUG-15 14:00:00 to 16-AUG-15 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

High temperatures ranging from 108 to 115 degrees were common August 14-16 across the lower deserts of southeast Arizona, essentially at elevations below 3000 feet in Pima and south central Pinal County. The hottest of the three days was the 15th when record high temperatures were set at Tucson, Ajo, Organ Pipe National Monument and Picacho Peak State Park. The high temperature at Tucson International Airport of 110 degrees, broke a record set in 1915. The new record high temperature established at Organ Pipe National Monument on August 15th was 112 degrees.  There were at least a dozen people who were treated for heat-related illnesses throughout the three day period in Tucson.  The hot temperatures caused high demand for power and electrical equipment outages, which resulted in up to 1700 customers to lose power in Tucson.

Excessive Heat in Tucson Metro Area, ARIZONA
From 14-AUG-15 14:00:00 to 16-AUG-15 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

High temperatures ranging from 108 to 115 degrees were common August 14-16 across the lower deserts of southeast Arizona, essentially at elevations below 3000 feet in Pima and south central Pinal County. The hottest of the three days was the 15th when record high temperatures were set at Tucson, Ajo, Organ Pipe National Monument and Picacho Peak State Park. The high temperature at Tucson International Airport of 110 degrees, broke a record set in 1915. The new record high temperature established at Organ Pipe National Monument on August 15th was 112 degrees.  There were at least a dozen people who were treated for heat-related illnesses throughout the three day period in Tucson.  The hot temperatures caused high demand for power and electrical equipment outages, which resulted in up to 1700 customers to lose power in Tucson.