The X flare blasted off the sun yesterday with ferocity.. According to SpaceWeather.com, the timing of the event has changed as the CME which blurted out is moving faster than expected..
According to the site:

REVISED FORECAST: The CME launched toward Earth by yesterday’s X-flare is moving faster than originally thought. Analysts at the Goddard Space Weather Lab have revised their forecast accordingly, advancing the cloud’s expected arrival time to 09:17 UT (5:17 am EDT) on Saturday, July 14th. Weekend auroras are likely.

 The other question for skywatchers: How low will aurora go? NASA has a site to monitor it.. If you’re in a lucky Northern state in the United States you may get a glimpse of some beautiful images..

Here is the NASA site with the map
Stay tuned..