G4 geomagnetic storm strikes, showing aurora
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June 3, 2025
On May 30 and next three days, people located near the poles observed auroras. A coronal mass ejection from the Sun has caused the G4 geomagnetic storm.

Image: Rocky Raybell.

Image: Caroline Jones.
Named aurora australis in the southern hemisphere, it was visible from parts of Australia -- Tasmania as well as selected regions in Victoria, South Australia, Western Australia, and parts of New South Wales.
The United States National Oceanic and Atmospheric Administration has issued G4 geomagnetic storm warning on May 31, for as well as June 1 and June 2. The warning, published on the website, said the effects were being monitored and urged to follow future warnings and instructions. They also noted the aurora borealis would be visible in the "northern half" of the country.
Wikinews did not find reports of disrupted GPS communications.
Sources
[edit]- Massive solar storm sparks light displays across southern Australia — Region Canberra, June 3, 2025
- Tracy Cozzens. Solar storm may impact GPS — GPS World, June 1, 2025
- G4 (Severe) Geomagnetic Storm Watch in Effect for 2 June UTC-Day — NOAA, May 31, 2025
- Dannielle Maguire. Aurora australis lights up the sky over southern Australia — ABC News, May 30, 2025