geomagnetic storm

noun

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web
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According to forecasters at the NOAA Space Weather Prediction Center, geomagnetic conditions are expected to ramp up later on May 7 as high-speed solar wind from a coronal hole sweeps past Earth, potentially triggering active conditions and isolated G1 to G2 geomagnetic storms into May 8. Valerie Mesa, PEOPLE, 7 May 2026 If that happens, minor geomagnetic storms and bright auroras could follow. Neetika Walter, Interesting Engineering, 24 Apr. 2026 According to the latest forecast from the National Oceanic and Atmospheric Administration's Space Weather Prediction Center (SWPC), a sustained G2 (moderate) geomagnetic storm is expected Friday night (April 17) into Saturday morning. Michele Laufik, Martha Stewart, 16 Apr. 2026 During geomagnetic storms, this layer becomes unstable, disrupting those signals. Ryan French, Space.com, 13 Apr. 2026 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 10 May. 2026.

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