中国气象局国家空间天气监测预警中心：未来3天或现大地磁暴

Core Points - The article reports two significant solar flares that occurred on November 5, with peak intensities of X1.8 and X1.1 [1] - The China Meteorological Administration's National Space Weather Monitoring and Warning Center forecasts medium to high solar activity levels for the next three days, with a likelihood of M-class flares or higher [1] - The forecast also indicates potential moderate to severe geomagnetic storms due to coronal mass ejections (CME) in the coming days [1]