Meanings
nounheat storm (plural heat storms)
plural heat storms
- USAn extended heat wave, defined as high temperatures over 100 degrees Fahrenheit over a large area for three consecutive days.
Origin
Cite this entry
APA
heat storm. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/heat%20storm
MLA
“heat storm.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/heat%20storm. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “heat storm,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/heat%20storm.
Source: heat storm on Wiktionary, CC BY-SA 4.0.