Space Weather Prediction Center

National Oceanic and Atmospheric Administration

G1-Minor geomagnetic Storm Warning issued

Ovation Aurora model/G1 Warning
G1-Minor geomagnetic Storm Warning issued
published: Thursday, April 20, 2017 18:49 UTC UTC

A G1-Minor storm warning was issued at 20/0138 UTC, valid until 20/1500 UTC in response to elevated solar wind speeds associated with a coronal hole high speed stream. An alert will be issued should conditions warrant.

Stay tuned here for updates.