Solar Flares

Missoulian: Solar storm headed toward Earth may disrupt power

Second Biggest Flare Of the Solar Cycle
“The sun erupted with one of the largest solar flares of this solar cycle on March 6, 2012 at 7PM EST. This flare was categorized as an X5.4, making it the second largest flare -- after an X6.9 on August 9, 2011 -- since the sun’s activity segued into a period of relatively low activity called solar minimum in early 2007.”