thun·​der·​storm | \ ˈthən-dər-ˌstȯrm How to pronounce thunderstorm (audio) \

Definition of thunderstorm

: a storm accompanied by lightning and thunder

Examples of thunderstorm in a Sentence

There are thunderstorms in the forecast. The weather service has issued a severe thunderstorm warning.
Recent Examples on the Web The last storm remnants were expected in the form of scattered rain and thunderstorms around the Valley and snowstorms in northern Arizona Friday evening, Hernandez said. Brieanna J. Frank, azcentral, "Arizona has seen the worst of its winter weather — for now," 29 Nov. 2019 That storm system will continue to dump snow in the Sierra Nevada while bringing heavy rain, coastal flooding, and even isolated thunderstorms to Southern California. Washington Post, "Thanksgiving weather live updates: ‘Bomb Cyclone’ and Midwest snow snarl travel for millions," 27 Nov. 2019 Any thunderstorms that develop are not expected to turn severe. Joe Taschler, Milwaukee Journal Sentinel, "When will snow start, where and how much: Winter storm warnings and advisories posted; southern Wisconsin could see thunderstorms overnight," 26 Nov. 2019 As of this writing, Florida is still mixing highs in the 80s with thunderstorms. Trevor Fraser,, "Mathers Lemonade refreshes as Orlando summer drags on," 7 Nov. 2019 The National Weather Service issued a tornado watch for Carroll on Thursday evening, calling for high winds and potentially damaging thunderstorms. Mary Grace Keller,, "Carroll County weather: Roads closed, hundreds lose power after Halloween storm," 1 Nov. 2019 These thunderstorms may contain heavy rain, locally damaging wind gusts, & possibly a few tornadoes. Mckenna Oxenden,, "Maryland weather: Thunderstorm, strong winds roll through Baltimore region," 31 Oct. 2019 According to the National Weather Service, there is a 100 percent chance of showers today, with thunderstorms possible after 2 p.m. and that may lead to heavy rainfall. Kellie Hwang, Indianapolis Star, "Forecast rains out Butler's Homecoming parade. Other activities moved indoors.," 26 Oct. 2019 But why then is André himself staring mournfully out the window at the aftermath of the thunderstorm that gives the play its English title? New York Times, "Review: In ‘The Height of the Storm,’ Two Stars and an Enigma," 24 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thunderstorm.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of thunderstorm

1652, in the meaning defined above

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Time Traveler for thunderstorm

Time Traveler

The first known use of thunderstorm was in 1652

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Statistics for thunderstorm

Last Updated

7 Dec 2019

Cite this Entry

“Thunderstorm.” The Dictionary, Merriam-Webster Inc., Accessed 14 December 2019.

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More Definitions for thunderstorm


How to pronounce thunderstorm (audio)

English Language Learners Definition of thunderstorm

: a storm with lightning and thunder


thun·​der·​storm | \ ˈthən-dər-ˌstȯrm How to pronounce thunderstorm (audio) \

Kids Definition of thunderstorm

: a storm with thunder and lightning

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