Strong high pressure centered near the Four Corners allowed for temperatures to climb above 110 degrees each day, leading to excessive heat conditions. Record highs were set in Phoenix on the 24th (115 degrees) and on the 27th (113 degrees). According to the Maricopa County Department of Public Health, 20 heat-associated fatalities occurred with this event.

Excessive Heat in NORTHWEST PINAL COUNTY, ARIZONA
From 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in SUPERIOR, ARIZONA
From 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in KOFA, ARIZONA
From 24-AUG-20 10:00:00 to 27-AUG-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 24-AUG-20 10:00:00 to 27-AUG-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 24-AUG-20 10:00:00 to 27-AUG-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 24-AUG-20 10:00:00 to 27-AUG-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 24-AUG-20 10:00:00 to 27-AUG-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 24-AUG-20 10:00:00 to 27-AUG-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 24-AUG-20 10:00:00 to 27-AUG-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 24-AUG-20 10:00:00 to 27-AUG-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 24-AUG-20 10:00:00 to 27-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in YUMA, ARIZONA
From 24-AUG-20 10:00:00 to 28-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in BUCKEYE/AVONDALE, ARIZONA
From 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 24-AUG-20 10:00:00 to 28-AUG-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 23-AUG-20 00:00:00 to 23-AUG-20 23:59:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Four 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 CENTRAL PHOENIX, ARIZONA
From 24-AUG-20 10:00:00 to 28-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Sixteen 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 AGUILA VALLEY, ARIZONA
From 24-AUG-20 10:00:00 to 28-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Excessive Heat in NORTHWEST VALLEY, ARIZONA
From 24-AUG-20 10:00:00 to 28-AUG-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official