Arizona, 2020Excessive Heat and Heat in Arizona, July 18 to 22, 2020
July 18 to 22, 2020 · NWS PSR · 18 events in 14 counties and zones
Strong high pressure led to temperatures climbing near to slightly above 110 degrees during a several day period for the latter part of July. According to the Maricopa County Department of Public Health, 31 heat-associated fatalities occurred during this time.
Every event with a place to put it; 18 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
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- Deaths
- 31
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 18
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Strong high pressure led to temperatures climbing near to slightly above 110 degrees during a several day period for the latter part of July. According to the Maricopa County Department of Public Health, 31 heat-associated fatalities occurred during this time.
Heat, Central Phoenix
- When
- July 18, 12:00 AM MST to 11:59 PM MST
- Where
- Central Phoenix forecast zone
- Deaths
- 4 direct, 0 indirect
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
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, Central Phoenix
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Central Phoenix forecast zone
- Deaths
- 13 direct, 0 indirect
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Thirteen 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, Aguila Valley
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Aguila Valley forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Northwest Valley
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Northwest Valley forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Tonopah Desert
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Tonopah Desert forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Buckeye/Avondale
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Buckeye/Avondale forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Cave Creek/New River
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Cave Creek/New River forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Deer Valley
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Deer Valley forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, North Phoenix/Glendale
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- North Phoenix/Glendale forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Scottsdale/Paradise Valley
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Scottsdale/Paradise Valley forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, East Valley
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- East Valley forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Fountain Hills/East Mesa
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Fountain Hills/East Mesa forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, South Mountain/Ahwatukee
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- South Mountain/Ahwatukee forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Southeast Valley/Queen Creek
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Southeast Valley/Queen Creek forecast zone
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Excessive Heat, Yuma
- When
- July 19, 10:00 AM MST to 8:00 PM MST
- Where
- Yuma forecast zone
- Reported by
- County Official
- Coordinates
- 32.769, -113.906 (the zone’s center; the record gives no point)
Heat, Central Phoenix
- When
- July 20, 12:00 AM MST to 11:59 PM MST
- Where
- Central Phoenix forecast zone
- Deaths
- 7 direct, 0 indirect
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Seven 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, Central Phoenix
- When
- July 21, 12:00 AM MST to 11:59 PM MST
- Where
- Central Phoenix forecast zone
- Deaths
- 6 direct, 0 indirect
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
Six 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, Central Phoenix
- When
- July 22, 12:00 AM MST to 11:59 PM MST
- Where
- Central Phoenix forecast zone
- Deaths
- 1 direct, 0 indirect
- Reported by
- County Official
- Coordinates
- 33.349, -112.491 (the zone’s center; the record gives no point)
One heat-associated fatality was reported by the Maricopa County Department of Public Health, with their details, such as age, gender, circumstances and location unavailable.
| Event | Date | Age | Sex | Where | Kind |
|---|
| Heat, Central Phoenix | 2020-07-18 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-18 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-18 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-18 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Excessive Heat, Central Phoenix | 2020-07-19 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-20 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-20 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-20 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-20 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-20 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-20 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-20 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-21 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-21 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-21 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-21 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-21 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-21 | | | Unknown | Direct |
| Heat, Central Phoenix | 2020-07-22 | | | Unknown | Direct |
- Heat
- Heat below excessive heat criteria that still caused deaths, injuries or significant impacts.
- Excessive Heat
- Heat at or above the local excessive heat warning criteria, or heat that caused deaths.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Rip Current in Wisconsin, July 18, 20201 death · 1 event
- Hail and Damaging Winds in Michigan, July 18 to 19, 20201 injured · $176,000 · 1 in hail · 31 events
- Tornadoes and Hail in Minnesota, July 18, 2020$100,000 · EF1 · 12 events
- Tornado and Hail in Wisconsin, July 18 to 19, 2020$133,000 · EF1 · 6 events
- Flash Flood and Damaging Winds in Michigan, July 18, 2020$261,000 · 60 kt wind · 4 events
- Flash Flood and Damaging Winds in Michigan, July 18, 20201 injured · $114,000 · 58 kt wind · 3 events
- Hail and Damaging Winds in Georgia, July 18 to 19, 2020$83,000 · 1 in hail · 6 events
- Hail and Damaging Winds in Wisconsin, July 18 to 19, 2020$75,000 · 1 in hail · 8 events
- Tornadoes and Damaging Winds in Wisconsin, July 18, 2020EF1 · 12 events
- Damaging Winds in North Carolina, July 18, 2020$20,000 · 60 kt wind · 13 events
- Damaging Winds in Kansas, July 18, 2020$25,000 · 87 kt wind · 7 events
- Damaging Winds and Lightning Strike in North Carolina, July 18, 2020$25,000 · 50 kt wind · 5 events
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 992009, 992010, 992837, 992838, 992839, 992840, 992841, 992842, 992843, 992844, 992845, 992846, 992847, 992848, 992849, 992011, 992012, 992013.