Tag: spaceweather

via the ARRL: Space Weather Prediction Center Says Solar Phenomena May Continue

The Space Weather Prediction Center (SWPC) said today that G4 (Severe) geomagnetic storm levels were observed at 2350 UTC on September 7 and again at 0151 UTC and 1304 UTC on September 8, due to the effects of a coronal mass ejection (CME). A G3 (Strong) or greater warning was in effect until 1500 UTC […]

Solar Flare Activity Goes High Order

Following months of quiet and negligible solar flares, new sunspot 2644 unleashed a series of M-class explosions on April 1 and 2. Each blast produced a shortwave radio blackout over different parts of the planet. The powerful explosions also sent beams of radio energy toward Earth. The Space Weather Prediction Center (SWPC) reports that moderate […]

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