air mass
noun
: a body of air extending hundreds or thousands of miles horizontally and sometimes as high as the stratosphere and maintaining as it travels nearly uniform conditions of temperature and humidity at any given level
Examples of air mass in a Sentence
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Those conditions are expected to fade as a cold front pushes out the dry air mass over the Southeast and brings rain by Tuesday, the National Weather Service said.
—
Mirna Alsharif, NBC News, 2 Mar. 2025
By Thursday, the very cold, dry air will be replaced by a warmer, moist air mass off the Pacific Ocean, Colin said.
—Carolyn Komatsoulis, Idaho Statesman, 11 Feb. 2025
The big picture: Portland has been sitting under a dry, cold air mass for several days, but a weather system is expected to move in off the Pacific with precipitation starting Thursday morning, said Hannah Chandler-Cooley, lead meteorologist at the National Weather Service in Portland.
—Kale Williams, Axios, 11 Feb. 2025
The system is slated to move over the region through Tuesday before leaving a cold air mass in place over the coming days, which will keep overnight temperatures near freezing in some areas, according to the National Weather Service in Los Angeles.
—Christopher Cann, USA TODAY, 27 Jan. 2025
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Mirna Alsharif, NBC News, 2 Mar. 2025
By Thursday, the very cold, dry air will be replaced by a warmer, moist air mass off the Pacific Ocean, Colin said.
—Carolyn Komatsoulis, Idaho Statesman, 11 Feb. 2025
The big picture: Portland has been sitting under a dry, cold air mass for several days, but a weather system is expected to move in off the Pacific with precipitation starting Thursday morning, said Hannah Chandler-Cooley, lead meteorologist at the National Weather Service in Portland.
—Kale Williams, Axios, 11 Feb. 2025
The system is slated to move over the region through Tuesday before leaving a cold air mass in place over the coming days, which will keep overnight temperatures near freezing in some areas, according to the National Weather Service in Los Angeles.
—Christopher Cann, USA TODAY, 27 Jan. 2025
See All Example Sentences for air mass
Cite this Entry
“Air mass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/air%20mass. Accessed 2 Apr. 2025.
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