If you ever wondered if the Aurora is out, here's an up to the minute view of the Alaskan sky from the Geophysical Institute.
It refreshes every 30 sec. You can also play video for the last 30 min. or for the whole night.
http://allsky.gi.alaska.edu/ Check the forecast for best results.
http://www.gi.alaska.edu/AuroraForecast To see who's getting the best view, check here.
http://services.swpc.noaa.gov/images/animations/ovation-north/latest.png Best hours to check: 9PM to 3AM AKST.