geomagnetic storm


Examples of geomagnetic storm in a Sentence

Recent Examples on the Web That was the case in August and September 1859, when there was a major geomagnetic storm—aka, the Carrington Event, the largest ever recorded—that produced dazzling auroras visible throughout the US, Europe, Japan, and Australia. Jennifer Ouellette, Ars Technica, 1 Jan. 2023 In addition, if anything starts to happen with satellites that are in a low-Earth orbit, and the atmosphere there heats up because of the geomagnetic storm activity, measures can be taken to keep satellites at their proper orbital height, Dahl said. Julia Jacobo, ABC News, 22 Jan. 2024 Last Sunday’s unusual northern lights were because of what’s known as a severe geomagnetic storm — the largest in the last seven years — according to UCLA space physics Professor Vassilis Angelopoulos. Claire Hao, San Francisco Chronicle, 29 Apr. 2023 The storm that caused the northern lights to appear over Tucson was rated a G4, or severe, geomagnetic storm on a scale of 1 to 5. Michael Salerno, The Arizona Republic, 16 May 2023 Impacts from the geomagnetic storm are expected to wane by Thursday and Friday, NOAA said. Doyle Rice, USA TODAY, 10 May 2023 This material can spark a geomagnetic storm, or a disruption in the magnetic field surrounding Earth—and experts say strong ones are growing more common. Margaret Osborne, Smithsonian Magazine, 27 Apr. 2023 This has been one of the stronger geomagnetic storms in Utah. Kasha Patel, Washington Post, 24 Apr. 2023 During more powerful geomagnetic storms, the oval swells, which makes the lights visible in lower latitudes like America’s Great Lakes region. Stephanie Vermillion, Vogue, 11 Dec. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'geomagnetic storm.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1941, in the meaning defined above

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

Dictionary Entries Near geomagnetic storm

Cite this Entry

“Geomagnetic storm.” Dictionary, Merriam-Webster, Accessed 4 Mar. 2024.

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