Here you can see sunspots 2034, 2036 and 2037 are almost directly facing Earth. Were in the direct line of site should these be the source of the event. Multiple alerts issued,
Second Alert:Type II Radio Emission
Begin Time: 2014 Apr 16 1958 UTC
Estimated Velocity: 1071 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.
Original Alert Issue Time: 2014 Apr 16 1645 UTC
ALERT: Type IV Radio Emission
Begin Time: 2014 Apr 16 1459 UTC
Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms.
Aurora viewing updates can be seen on the KnowledgeOrb Aurora viewing page. http://www.knowledgeorb.com/current-aurora-borealis-activity-viewing/
NOAA Space Weather Scales (meaning of R1,S1, Etc.) can be found at http://www.knowledgeorb.com/current-space-weather/noaa-space-weather-scales/
For more detailed current Space Weather visit KnowledgeOrb Space Weather at http://www.knowledgeorb.com/current-space-weather/