2013 October 2nd Aurora
You can see how it lit up the lake when it was most intense, it was also from horizon to directly over head: Northern Lights Aurora October 2, 2013 2 am EDT south of Houghton Michigan, Looking North and Northeast; Canon SX20 1S, no enhancement or saturation.
These views all looking north except the last one which was direct overhead
Aurora at 10:45 October 08, 2013 near Houghton Michigan, not as bright or intense as last week
Video Clip October 08, 2013 Aurora