A G1 geomagnetic storm is predicted to make the aurora borealis visible in parts of the northern United States and Canada on the night of May 14-15. This event is attributed to a large coronal hole on the sun, which allows solar wind particles to escape more easily. Sky conditions are favorable for viewing due to the upcoming new moon. AI
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RANK_REASON Forecast of a natural phenomenon based on scientific prediction and observation. [lever_c_demoted from research: ic=1 ai=0.0]