geomagnetic storm

noun

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web
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This surge in aurora activity is part of an ongoing series of geomagnetic storms since mid-2024, with the northern lights even reaching as far south as northern Florida. Valerie Mesa, People.com, 15 Apr. 2025 The geomagnetic storms forecast for this week are the result of a corotating interaction region—a transition zone produced by the meeting of fast and slow-moving streams in the solar wind. Daniel R. Depetris, Newsweek, 25 Mar. 2025 The April full moon will coincide wth a potential geomagnetic storm (G1) that could take place overnight April 11 into April 12, according to an update by the NOAA Space Weather Prediction Center. Meredith Garofalo, Space.com, 11 Apr. 2025 The tool reflects potential viewing zones based on the Kp index—a measure of geomagnetic storm strength. Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025 See All Example Sentences for geomagnetic storm

Word History

First Known Use

1941, in the meaning defined above

Time Traveler
The first known use of geomagnetic storm was in 1941

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Cite this Entry

“Geomagnetic storm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geomagnetic%20storm. Accessed 29 Apr. 2025.

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