'Severe geomagnetic storm watch' - the first in nearly 20 years - is issued with NOAA warning the world's powe Daily MailNorthern lights forecast says auroras possible above US this weekend USA TODAY'Severe' solar storm could trigger Northern Lights as far south as Alabama Friday night Fox Weather NOAA Alert: First "Severe Geomagnetic Storm Watch" since 2005 Earth.comAn aurora may shimmer across Louisiana night sky as space forecasters issue rare solar warning NOLA.com