(Updated with correct image) Another period of minor geomagnetic storming is being observed at high latitudes. The Bz/IMF component of the solar wind continues to point somewhat south. ALERT: Geomagnetic K-index of 5 Threshold Reached: 2013 Jul 11 0853 UTC Synoptic Period: 0600-0900 UTC Active Warning: Yes NOAA Scale: G1 - Minor Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.
Posted on: Thu, 11 Jul 2013 10:51:09 +0000