Arizona, 2026

Heat in Arizona, April 1 to 4, 2026

April 1 to 4, 2026 · NWS TWC · 2 events in 2 counties and zones

Temperatures in Southeastern Arizona were 3 to 8 degrees above normal with Little to Minor HeatRisk. The Pima County Medical Examiner found that heat was the cause of death for two individuals, one in Tucson and one in Ajo.

Where it happened

Every event with a place to put it; 2 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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The toll

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

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 TWC wrote it up.

Temperatures in Southeastern Arizona were 3 to 8 degrees above normal with Little to Minor HeatRisk. The Pima County Medical Examiner found that heat was the cause of death for two individuals, one in Tucson and one in Ajo.

The radar

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

Open the radar archive at this moment

Event by event

2 heat. Local standard time, as filed.

Heat, Western Pima County

When
April 1, 10:00 AM MST to 8:00 PM MST
Where
Western Pima County forecast zone
Deaths
1 direct, 0 indirect
Reported by
County Official
Coordinates
32.097, -111.790 (the zone’s center; the record gives no point)

Temperatures in Southeastern Arizona were 3 to 8 degrees above normal with Minor HeatRisk. The Pima County Medical Examiner found that heat was the cause of death for an individual in Ajo. A CWOP site recorded a high temperature of 84 degrees Fahrenheit.

Heat, Tucson Metro Area

When
April 4, 10:00 AM MST to 8:00 PM MST
Where
Tucson Metro Area forecast zone
Deaths
1 direct, 0 indirect
Reported by
County Official
Coordinates
32.097, -111.790 (the zone’s center; the record gives no point)

Temperatures in Southeastern Arizona were 3 to 8 degrees above normal with Minor HeatRisk. The Pima County Medical Examiner found that heat was the cause of death for an individual in Tucson. The Tucson International Airport ASOS recorded a high temperature of 88 degrees Fahrenheit.

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
Heat, Western Pima County2026-04-0136FemaleOutside/Open AreasDirect
Heat, Tucson Metro Area2026-04-0487FemaleOutside/Open AreasDirect

What these are

Heat
Heat below excessive heat criteria that still caused deaths, injuries or significant impacts.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Arizona in 2026Every state in 2026This day in weather historyWarnings in Arizona, April 2026

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: 1330152, 1330155.