Solar storm bombarding Earth now may reach 'extreme' levels, sparking auroras down to Alabama and straining hurricane-weakened power grids Space.comWhere will northern lights be visible in the US? Incoming solar storm to unleash auroras USA TODAYIowans can see the Northern Lights tonight. Here's where they're forecast, how best to view Des Moines RegisterWhere (and how) to see epic northern lights across Colorado skies tonight The Denver PostEyes to the sky: Northern Lights may be visible in Oregon on Thursday KGW.com