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Moderate G2 geomagnetic storm

The anticipated coronal hole solar wind stream has arrived at our planet and packed quite a punch. Active geomagnetic conditions (Kp4) were expected but the solar wind conditions were so impressive it was enough for us to reach the moderate G2 geomagnetic storm threshold which equals a Kp of 6 and some impressive auroral displays around the globe.

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Coronal Hole 06 14 AR4299 M8.1 CME 2025/12/06 496 Filaments and prominences 410 Aurora photography hints for those of us with smartphones 76 Photographing auroras 220

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