Tag Archive | incoming solar winds

SPACEWEATHER: Signs and Solar Winds

Surprise Storms and Coronal Hole Winds on the Way

SPACEWEATHER.COM NEWS: 09/10/2025

SURPRISE GEOMAGNETIC STORM: This wasn’t in the forecast. A G2-class geomagnetic storm broke out during the late hours of Sept. 9th. Why? It’s the “Russell-McPherron effect.” At this time of year, around the northern autumnal equinox, the sun’s magnetic field can become connected to Earth’s, sparking unpredictable geomagnetic storms. Happy Equinox!

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