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.
The pattern will support multiple days of temperatures in the 80s, with increasing risks for thunderstorms and heavy rainfall as a front advances later in the period. Doyle Rice, USA Today, 28 Mar. 2026 Several rain and thunderstorm chances are expected. Ray Petelin, CBS News, 28 Mar. 2026 Chances for light rain, mountain snow, isolated thunderstorms, breezy winds and seasonable temperatures next week. Hector Amezcua, Sacbee.com, 27 Mar. 2026 Behind that system, cooler temperatures and periodic chances for showers and thunderstorms are possible Wednesday and Thursday, as the front may linger near the area, according to the weather service. Kansas City Star, 27 Mar. 2026 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 3 Apr. 2026.

Kids Definition

thunderstorm

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