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Strong G3 geomagnetic storm

The NOAA SWPC reported strong G3 geomagnetic storming conditions during the 21:00-00:00 UTC period on 6th of March. The Wing Kp-index reported a maximum of Kp6+ and also the GFZ Potsdam Quicklook Kp-index did not go beyond Kp6+. The direction of the IMF (Bz) turned sharply southward after 15:00 UTC reaching as low as -18.4nT at 18:34 UTC. This caused a violent geomagnetic response and visual (!) auroral displays were reported as far south as The Netherlands!

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