Here are the factors you should consider if you’re hoping for the chance to see the northern lights this weekend.
SEATTLE — There is a potential to see the northern lights over Washington state this weekend due to two forecasted geomagnetic storms.
Geomagnetic storms happen when solar wind and material collide with the Earth’s atmosphere. This collision is what creates the northern lights. The storms carry electrically charged particles that collide with the Earth’s magnetosphere and glow different colors when they shed energy, according to NASA’s Jet Propulsion Lab.
Geomagnetic storms are measured on a scale from G1 to G5, with 5 being the
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