thunderstorm

noun

thun·​der·​storm ˈthən-dər-ˌstȯrm How to pronounce thunderstorm (audio)
Synonyms of thunderstormnext
: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Chicago started the last Monday morning of 2025 with nasty wind and snow, a day after a roller coaster weather day that involved fog, rain, thunderstorms, and even a tornado warning in Kankakee County and parts of Northwest Indiana. Laura Bannon, CBS News, 29 Dec. 2025 As if a blizzard weren’t enough, the storm’s cold front also sparked a line of severe thunderstorms Sunday afternoon and evening, with damaging winds and a few tornadoes reported in parts of Illinois, including one that destroyed structures just outside of Decatur. Briana Waxman, CNN Money, 29 Dec. 2025 The Central, Southern United States A stretch of record-high temperatures across the Central and Southern United States will end abruptly as a wave of arctic chill rushes in Sunday afternoon and evening, creating a round of powerful thunderstorms. Karissa Waddick, USA Today, 28 Dec. 2025 Earlier in the night, showers and thunderstorms will hit before becoming cloudy after midnight. Jade Jackson, IndyStar, 28 Dec. 2025 See All Example Sentences for thunderstorm

Word History

First Known Use

1652, in the meaning defined above

Time Traveler
The first known use of thunderstorm was in 1652

Browse Nearby Words

Cite this Entry

“Thunderstorm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thunderstorm. Accessed 2 Jan. 2026.

Kids Definition

thunderstorm

noun
thun·​der·​storm -ˌstȯ(ə)rm How to pronounce thunderstorm (audio)
: a storm accompanied by lightning and thunder
Last Updated: - Updated example sentences
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