Coronal Mass Ejections Official Source
Please stay tuned to the site below for ongoing updates…we will not continue to cover this story unless something major changes.
Space Weather Prediction Center
National Oceanic and Atmospheric Administration
From the above site:
Severe and Extreme (G4-G5) Geomagnetic Storms Likely on 12 May 2024
published: Saturday, May 11, 2024 17:54 UTC
Another series of CMEs associated with flare activity from Region 3664 [sunspot region] over the past several days are expected to merge and arrive at Earth by midday (UTC) on 12 May. Periods of G4-G5 (Severe-Extreme) geomagnetic storms are likely to follow the arrival of these CMEs.