Space Weather Prediction Center

National Oceanic and Atmospheric Administration

G1 (Minor) Geomagnetic Storm Watch Issued for 19-20 September 2016

G1 (Minor) Geomagnetic Storm Watch Issued for 19-20 September 2016
published: Wednesday, September 21, 2016 00:26 UTC UTC

A G1 (Minor) geomagnetic storm watch has been issued for 19-20 September 2016 (UTC day) due to the anticipated arrival of a coronal hole high speed stream.