Arizona, 2018

Excessive Heat in Arizona, June 3 to 5, 2018

June 3 to 5, 2018 · NWS PSR · 5 events in 5 counties and zones

Excessive heat warning conditions were observed across central and southern Arizona with 2 direct fatalities reported by the Maricopa County Department of Public Health.

Where it happened

Every event with a place to put it; 5 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

Open the live radar over this ground

The toll

Deaths
2
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
5

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.

What happened

The episode as NWS PSR wrote it up.

Excessive heat warning conditions were observed across central and southern Arizona with 2 direct fatalities reported by the Maricopa County Department of Public Health.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Phoenix, AZ wrote its last area forecast discussion before the first event at Jun 2, 8:30 PM MST, 3 hours 30 minutes earlier.

Area forecast discussion, Jun 2, 8:30 PM MST, 3 hours 30 minutes before
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The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

5 excessive heat. Local standard time, as filed.

Excessive Heat, Central Phoenix

When
June 3, 12:00 AM MST to June 5, 3:00 AM MST
Where
Central Phoenix forecast zone
Deaths
2 direct, 0 indirect
Reported by
ASOS
Coordinates
33.349, -112.491 (the zone’s center; the record gives no point)

Two direct fatalities were reported by the Maricopa County Department of Public Health, with their details, such as age, gender and circumstances unavailable.

Excessive Heat, Buckeye/Avondale

When
June 3, 6:00 PM MST to June 5, 3:00 AM MST
Where
Buckeye/Avondale forecast zone
Reported by
ASOS
Coordinates
33.349, -112.491 (the zone’s center; the record gives no point)

Excessive Heat, North Phoenix/Glendale

When
June 3, 6:00 PM MST to June 5, 3:00 AM MST
Where
North Phoenix/Glendale forecast zone
Reported by
ASOS
Coordinates
33.349, -112.491 (the zone’s center; the record gives no point)

Excessive Heat, East Valley

When
June 3, 6:00 PM MST to June 5, 3:00 AM MST
Where
East Valley forecast zone
Reported by
ASOS
Coordinates
33.349, -112.491 (the zone’s center; the record gives no point)

Excessive Heat, South Mountain/Ahwatukee

When
June 3, 6:00 PM MST to June 5, 3:00 AM MST
Where
South Mountain/Ahwatukee forecast zone
Reported by
ASOS
Coordinates
33.349, -112.491 (the zone’s center; the record gives no point)

The people who died

As the offices recorded each death: direct deaths were caused by the weather itself, indirect ones by something it set in motion.

EventDateAgeSexWhereKind
Excessive Heat, Central Phoenix2018-06-03UnknownDirect
Excessive Heat, Central Phoenix2018-06-06UnknownDirect

What these are

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.

The same day elsewhere

More

Every storm in Arizona in 2018Every state in 2018This day in weather historyWarnings in Arizona, June 2018

Sources

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: 855619, 864320, 864321, 864322, 864323.