G1 (Minor) Geomagnetic Storm Watch Upgraded to a G2 (Moderate) Watch
UPDATE: G1 (Minor) geomagnetic storm watch upgraded to a G2 (Moderate) geomagnetic storm watch for 17 October 2016 (UTC day) due to coronal hole high speed stream activity.
UPDATE: G1 (Minor) geomagnetic storm watch upgraded to a G2 (Moderate) geomagnetic storm watch for 17 October 2016 (UTC day) due to coronal hole high speed stream activity.