BE ALERT FOR MOON HALOS: The Moon is waxing full and the northern hemisphere is experiencing the deepening chill of autumn. That means it's time to be alert for Moon halos. Martinsh Taube photographed this specimen last night in Valmiera, Latvia:
Double halo Hurricane Sandy http://emsnews.wordpress.com/2012/10/28/rare-double-halo-moon-glow-due-to-hurricane-sandy/