jet stream
noun
: a long narrow meandering current of high-speed winds near the tropopause blowing from a generally westerly direction and often exceeding a speed of 250 miles (402 kilometers) per hour
Examples of jet stream in a Sentence
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What has stood out in April and May is persistence: The jet stream has remained wavy, bringing with it the normal ebb and flow of stormy low-pressure weather systems mixed with sunny high-pressure systems.
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Daniel Chavas, The Conversation, 23 May 2025
They’re usually fueled by a strong jet stream that sets up between a clash of colder air sweeping south over the East and warmer air pushing north over the Atlantic Ocean.
—Mary Gilbert, CNN Money, 21 May 2025
The meanderings of the jet stream—a narrow band of strong winds high in the atmosphere—are part of what determines how active a season becomes.
—Andrea Thompson, Scientific American, 20 May 2025
The powerful 115 mph upper-level jet stream winds will heighten storm conditions from eastern Texas to western Mississippi.
—Joe Edwards, MSNBC Newsweek, 4 Apr. 2025
See All Example Sentences for jet stream
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Daniel Chavas, The Conversation, 23 May 2025
They’re usually fueled by a strong jet stream that sets up between a clash of colder air sweeping south over the East and warmer air pushing north over the Atlantic Ocean.
—Mary Gilbert, CNN Money, 21 May 2025
The meanderings of the jet stream—a narrow band of strong winds high in the atmosphere—are part of what determines how active a season becomes.
—Andrea Thompson, Scientific American, 20 May 2025
The powerful 115 mph upper-level jet stream winds will heighten storm conditions from eastern Texas to western Mississippi.
—Joe Edwards, MSNBC Newsweek, 4 Apr. 2025
See All Example Sentences for jet stream
Cite this Entry
“Jet stream.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/jet%20stream. Accessed 4 Jun. 2025.
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