Arizona, 2018

Heat in Arizona, April 25, 2018

April 25, 2018 · NWS TWC · 1 event in 1 county or zone

Hot temperatures were experienced in parts of southeast Arizona on April 25th with a temperature of 97 degrees recorded at Organ Pipe National Monument. One heat-related fatality occurred in western Pima County.

Where it happened

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The toll

Deaths
1
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

Hot temperatures were experienced in parts of southeast Arizona on April 25th with a temperature of 97 degrees recorded at Organ Pipe National Monument. One heat-related fatality occurred in western Pima County.

The radar

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

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Event by event

1 heat. Local standard time, as filed.

Heat, Western Pima County

When
April 25, 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)

Above normal temperatures were recorded in western Pima County on April 25th. Organ Pipe National Monument reached 97 degrees. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one adult male.

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 County2018-04-2518MaleOutside/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 2018Every state in 2018This day in weather historyWarnings in Arizona, April 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 2026-09-30. Each event’s entry at NCEI: 855632.