Solar alert

Issued on 2023 Apr 24 0909 UTC

The Corona Mass Ejection (CME) arrival first reported yesterday continues to cause a major geomagnetic storm. Although the solar wind velocity has now dropped to 500 km/s and the North-South component of the interplanetary magnetic field (Bz) has now increased to -10 nT, the Kp index has reach the severe level (Kp=8, G4). The geomagnetic conditions are expected to gradually decrease in the next several hours. Currently severe post storm depressions have been observed in various locations, and high auroral absorption.

Reference for this alert

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