Space Weather Prediction Center

National Oceanic and Atmospheric Administration

G1 (Minor) Geomagnetic Storm Conditions Observed

G1 (Minor) Geomagnetic Storm Conditions Observed
published: Monday, September 18, 2017 09:24 UTC

G1 (Minor) geomagnetic storm conditions were observed at 18/0856 UTC. The G1 (Minor) geomagnetic storm warning is in effect through 18/1500 UTC.