A full-halo coronal mass ejection (CME), associated with an M8.1 flare from Region 4299 at 20:39 UTC on 06 December, is expected to impact Earth early to midday on 09 December, potentially causing pe… [+41 chars]Read More
Strong G3 Geomagnetic Storm WATCH Valid for 09 Dec 2025 National Oceanic and Atmospheric Administration NOAA gov
