extreme heat event

American  

[ik-streem heet i-vent] / ɪkˈstrim ˈhit ɪˌvɛnt /

noun

Meteorology, Climatology.

1. a heat event classified as being excessive enough to pose a serious threat to public health: EHE

   Hospitals have been forced to pay particular attention to assessing extreme heat events and other climate-specific risks.

---

Etymology

Origin of extreme heat event

First recorded in 1985–90

Example Sentences

See Examples For:

extreme heat event

It said that retailers should suspend sales once an extreme heat event has been declared as imminent, or in response to "reasonable, evidence based" requests from local councils.

From BBC ● Aug. 14, 2026

An extreme heat watch is issued when “conditions are favorable for an extreme heat event but its occurrence and timing is still uncertain.”

From Los Angeles Times ● Mar. 14, 2026

As temperatures rise, the study participants will be alerted to the onset of an extreme heat event or heat wave via an app or, when appropriate, phone calls and e-mail.

From Scientific American ● Jun. 16, 2023

Older people can have mobility issues, which can make it hard to get help when it is needed during an extreme heat event.

From Seattle Times ● Apr. 30, 2023

The Weather Service office in Los Angeles described Sunday’s heat as “kiln-like,” predicting a “dangerous to potentially deadly” extreme heat event.

From Washington Post ● Sep. 6, 2020