April 23, 2021

This Week in Amateur Radio

North America's Premiere Amateur Radio News Magazine

Via the ARRL: Geomagnetic Storm Watches Are in Effect through December 11

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NOAA’s Space Weather Prediction Center (SWPC) reports that geomagnetic storm watches are in effect through December 11, due to the effects of a direct coronal mass ejection (CME) collision with the Earth’s magnetosphere from December 9 until December 11. The CME eruption was associated with a C7 solar flare erupting from Sunspot Region 2790 on December 7.

Arrival of a shock wave associated with…

Read more – via American Radio Relay League | Ham Radio Association and Resources http://www.arrl.org/news/view/geomagnetic-storm-watches-are-in-effect-through-december-11

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