🌌 Northern Lights Alert: 18 U.S. States Could See Aurora Borealis on Labor Day

A rare celestial event is set to light up the skies this Labor Day weekend, as the northern lights—also known as the aurora borealis—may be visible across 18 U.S. states due to heightened solar activity. This phenomenon, typically reserved for far northern regions, is expected to stretch much farther south thanks to a strong geomagnetic storm triggered by a recent solar flare.

States like Montana, North Dakota, and Minnesota are usual contenders, but this time, the aurora may reach as far south as Illinois, Pennsylvania, and Oregon. The National Weather Service has indicated that the Kp index, which measures geomagnetic disturbance, could hit level 6—making conditions ideal for widespread visibility.

The best time to catch the lights is between 10 p.m. and 2 a.m. local time, especially in areas with minimal light pollution. Clear skies and high elevation will improve your chances, and photographers are already prepping their gear to capture the vibrant greens, purples, and reds that may dance across the horizon.

This event is part of a broader increase in solar activity expected to continue into 2026, offering more opportunities for aurora sightings in unexpected places. Whether you’re a seasoned stargazer or a casual observer, this Labor Day could deliver a once-in-a-decade spectacle.