AURORAL ACTIVITY The geomagnetic field is expected to be quiet to unsettled on December 8-10 with a chance for isolated active periods over high latitude regions. GEOMAGNETIC
ACTIVITY PAGE
SOLAR ACTIVITY: M1.2 FLARE Region 1909 produced an M1.2 flare at
07:29 UTC on December 7. Solar activity is expected to be at low levels with
a chance for M-class events. SOLAR ACTIVITY PAGE
ARCTIC CIRCLE AURORA BOREALIS Alaska, March 16-17, 2013
Sunspot region 1692 produced a long duration M1.1 flare at 06:58 UTC on March 15, 2013 associated with a large full halo coronal mass ejection (CME). The CME reached the Earth near 6 UTC on March 17 and triggered a 12 hour-long geomagnetic storm producing colorful Northern Lights at the Arctic Circle in Alaska - visible as far South as the Northern tier of the United States.
