Space Weather for 16 April 2002 http://www.spaceweather.com AURORA WARNING: On Monday, April 15th (0400 UT), a full-halo coronal mass ejection billowed away from the Sun. The expanding cloud is heading toward Earth and could ignite Northern Lights (most likely at high latitudes but possibly at mid-latitudes as well) when it sweeps past our planet on April 17th or 18th. Visitspaceweather.com for updates.