A severe solar storm is headed toward Earth this week, forecasters say CBS NewsA severe geomagnetic storm could cause colorful auroras over Northern California and Alabama CNNNorthern Lights Forecast Upgraded To ‘Severe’ For Half Of The U.S. — When To See Aurora This Week ForbesNOAA issues severe geomagnetic storm watch for only the second time in nearly 20 years OregonLiveLouisiana may be able to see the Northern Lights for the second time this year. Here’s why. NOLA.com