ALERT! AURORA K-INDEX NOW AT 7. NORTHERN LIGHTS MIGHT BE VISIBLE AFTER DARK FROM THE TRI-STATE AREA. NOAAs SPACE ENVIRONMENT LABORATORY HAS ISSUED A GEOMAGNETIC STORM WARNING IN EFFECT THROUGH 3 A.M. EDT SATURDAY MORNING. HERE ARE THE DETAILS: Space Weather Message Code: WARK07 Serial Number: 43 Issue Time: 2014 Sep 12 2307 UTC WARNING: Geomagnetic K-index of 7 or greater expected Valid From: 2014 Sep 12 2306 UTC Valid To: 2014 Sep 13 0700 UTC Warning Condition: Persistence NOAA Scale: G3 or greater - Strong to Extreme Potential Impacts: Area of impact primarily poleward of 50 degrees Geomagnetic Latitude. Induced Currents - Power system voltage irregularities possible, false alarms may be triggered on some protection devices. Spacecraft - Systems may experience surface charging; increased drag on low Earth-orbit satellites and orientation problems may occur. Navigation - Intermittent satellite navigation (GPS) problems, including loss-of-lock and increased range error may occur. Radio - HF (high frequency) radio may be intermittent. Aurora - Aurora may be seen as low as Pennsylvania to Iowa to Oregon. ---Joe Rao
Posted on: Sat, 13 Sep 2014 00:08:26 +0000
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