A very strong area of high pressure strengthened over the southwest United States, leading to excessive heat conditions across the region. Temperatures in Phoenix exceeded 110 degrees each day with afternoon highs reaching or exceeding 115 degrees on the 11th and the 12th. According to the Maricopa County Department of Public Health, 47 heat-associated fatalities occurred during this event.

Excessive Heat in YUMA, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in CENTRAL LA PAZ, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in AGUILA VALLEY, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SOUTHEAST YUMA COUNTY, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in GILA RIVER VALLEY, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in TONOPAH DESERT, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in GILA BEND, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in NEW RIVER MESA, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in RIO VERDE/SALT RIVER, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SUPERIOR, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in NORTHWEST PINAL COUNTY, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in WEST PINAL COUNTY, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in MAZATZAL MOUNTAINS, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in CENTRAL PHOENIX, ARIZONA
From 14-JUL-20 00:00:00 to 14-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Twelve heat-associated fatalities were reported by the Maricopa County Department of Public Health, with their details, such as age, gender, circumstances and location unavailable.

Heat in CENTRAL PHOENIX, ARIZONA
From 09-JUL-20 00:00:00 to 09-JUL-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Three heat-associated fatalities were reported by the Maricopa County Department of Public Health, with their details, such as age, gender, circumstances and location unavailable.

Excessive Heat in NORTHWEST VALLEY, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in FOUNTAIN HILLS/EAST MESA, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SOUTH MOUNTAIN/AHWATUKEE, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SOUTHEAST VALLEY/QUEEN CREEK, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SAN CARLOS, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in PARKER VALLEY, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in KOFA, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in APACHE JUNCTION/GOLD CANYON, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in TONTO BASIN, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in PINAL/SUPERSTITION MOUNTAINS, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SONORAN DESERT NATL MONUMENT, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in DRIPPING SPRINGS, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in GLOBE/MIAMI, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SOUTHEAST GILA COUNTY, ARIZONA
From 11-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in CENTRAL PHOENIX, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Thirty-two heat-associated fatalities were reported by the Maricopa County Department of Public Health, with their details, such as age, gender, circumstances and location unavailable.

Excessive Heat in BUCKEYE/AVONDALE, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in CAVE CREEK/NEW RIVER, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in DEER VALLEY, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in NORTH PHOENIX/GLENDALE, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SCOTTSDALE/PARADISE VALLEY, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in EAST VALLEY, ARIZONA
From 10-JUL-20 10:00:00 to 13-JUL-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official