PITTSBURGH —

The Aurora Borealis dazzled the sky over at least 21 states Tuesday night.

Western Pennsylvania sky gazers were left scrolling their social media feeds because of cloud cover -- but Pittsburgh's Action Weather meteorologist Jill Szwed says the dancing light show isn't over just yet. Advertisement

The sun is very active right now, and a rare G-4 (severe) geomagnetic storm watch is in effect for Wednesday. This means that energy from the solar storm will not only spark the Northern Lights, but could also cause GPS disruptions, radio outages and voltage fluctuations on power grids.

The Earth's atmosphere will absorb the energy from this latest solar storm around midday, so the peak will occur during daylight hours for us. It appears the potential to see the Northern Lights

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