"Active Region 11515 continues its barrage by produced two more M Class Flares. A strong M3.8 at 20:07 UTC and M2.0 at 23:56 UTC yesterday. At least two coronal mass ejections (CME's) have been observed following these eruptions, and are likely to be headed earths way as this sunspot erupted in an earth facing position. Impacts are expected late July 4 into July 5 where strong Geomagnetic Storms may result."
Source: Solar Watcher