Skywatchers are set to be dazzled by the northern lights over the coming hours, as a geomagnetic storm builds.
The northern lights should continue well into the weekend and may even reach down into the middle parts of the US.
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The sun is at the peak of its 11-year cycle. That means an uptick in solar flares will lead to more chances to see the northern lights over the next couple of years.
A coronal mass ejection earlier this week may pull the northern lights to more northern U.S. states, forecasters said.