northern lights

Aurora Alert! Kp 4. Expect lights tonight.

Copied from NOAA Space Weather: Space Weather Message Code: ALTK04 Serial Number: 1759 Issue Time: 2015 Jan 29 1945 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2015 Jan 29 1942 UTC Synoptic Period: 1800-2100 UTC Active Warning: Yes NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily…