Tag Archive | SPACEWEATHER.COM NEWS: 09/15/2025

SPACEWEATHER: Fast-moving Solar Winds Create Strong Magnetic Storm

Strong Aurora, Taken by Lauri Kangas on September 15, 2025 @ Amethyst Bay, Lake Superior, Ontario

A Spectrum of Light from Above

SPACEWEATHER.COM NEWS: 09/15/2025

STRONG GEOMAGNETIC STORM: A fast-moving stream of solar wind hit Earth on Sept. 14th, sparking an unexpectedly strong G3-class geomagnetic storm. Overnight (Sept. 14-15), auroras appeared in the USA as far south as Colorado. The storm is subsiding now, but it’s not over. Minor (G1) to moderate (G2) storms are possible throughout Sept. 15th. 

“Wow, I wasn’t expecting a show of this magnitude!” says Lauri Kangas, who took this picture from Amethyst Bay (Lake Superior), Ontario:

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