Space Weather Prediction Center

National Oceanic and Atmospheric Administration

G1 (Minor) Storming Conditions met at 20/0259 UTC (19/2259 ET)

G1 Alert
G1 (Minor) Storming Conditions met at 20/0259 UTC (19/2259 ET)
published: Tuesday, September 20, 2016 03:17 UTC

G1 (Minor) storming conditions first met at 20/0259 UTC. Conditions are in response to elevated solar wind speeds and favorable interplanetary magnetic field orientation from a coronal hole high speed stream.