![](https://www.swpc.noaa.gov/sites/default/files/styles/pad_sides_large/public/top_news/G1_Alert_8.jpg?itok=cxUTRDXj)
G1 (Minor) Geomagnetic Storm Levels Observed
A G1 (Minor) Geomagnetic Storm Alert was issued at 2019 UTC on 27 Sep due to coronal hole high speed stream influences. A G1 warning is valid until 0900 UTC on 28 Sep.
A G1 (Minor) Geomagnetic Storm Alert was issued at 2019 UTC on 27 Sep due to coronal hole high speed stream influences. A G1 warning is valid until 0900 UTC on 28 Sep.