Northern Lights: Faintly visible from Regina, Saskatchewan

A geomagnetic storm is underway — and I'm sure if I drove into the country, I'd see clear and vibrant Northern Lights, but even in my backyard, they are faintly, softly, visible.

Here's an image, taken a few minutes ago,  corrected for Tungsten; 11/16 mm, 2.5 sec at F2.8, 800 ISO.

Northern Lights, seen from Regina, Saskatchewan, backyard.  © SB 

What is this? Streaks of green Aurora Borealis or Northern Lights.
Location: Above my garage, Regina, Saskatchewan, Canada.  

Photo date: May 18, 2013.

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