NOAA forecasters estimate a 30% chance of minor geomagnetic storms on Jan. 30th in response to a possible glancing blow from a coronal mass ejection (CME). The CME is from last Friday's off-center X-flare. High-latitude sky watchers should be alert for auroras. Aurora alerts: text, voice.

On Jan. 28th, pilot Brian Whittaker was flying 34,000 feet over Greenland when he saw the Moon shining down on a vibrant blanket of auroras:

http://www.spaceweather.com/