Tag: Geomagnetic

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 […]

Moderate (G2) Geomagnetic Storm In Progress, G2 Warning Extended

NOAA’s Space Weather Prediction Center (SWPC) reports a moderate (G2) level geomagnetic storm is in progress. The G2 threshold was reached on March 27 at 1948 UTC. SWPC forecasters have extended the G2 Geomagnetic Storm Warning until March 28 at 0300 UTC, as coronal hole high-speed stream effects continue to influence Earth. A large, Earth-facing […]

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