warm front

noun

: an advancing edge of a warm air mass

Examples of warm front in a Sentence

An approaching warm front often means that rain is coming.
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.
Storms are expected to develop to the south and then move into the area ahead of a warm front, the weather service said. — Kansas City Star, 22 May 2026 The atmosphere is expected to recharge during the break between these events, with a warm front lifting north while a low-pressure system approaches. — Albert Ramon, CBS News, 16 June 2026 The front will retreat back north as a warm front on Thursday, as a stronger upper-level low pressure system moves over the Great Basin and the Rocky Mountains. — Newsroom Meteorologist, Austin American Statesman, 5 Mar. 2026 Weather officials warned of a warm front moving through north central and northeast Illinois possibly creating nasty weather of thunderstorms, damaging winds and large hail. — Deanese Williams-Harris, Chicago Tribune, 3 Apr. 2026 See All Example Sentences for warm front

Word History

First Known Use

1921, in the meaning defined above

Time Traveler
The first known use of warm front was in 1921

Rhymes for warm front

See All Rhymes for warm front

Browse Nearby Words

warm feeling
warm front
warmful
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Cite this Entry

“Warm front.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/warm%20front. Accessed 7 Jul. 2026.

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Kids Definition

warm front

noun
: an advancing edge of a warm air mass

More from Merriam-Webster on warm front

Britannica.com: Encyclopedia article about warm front

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