Jul 25, 2025, 12:00 AM
Jul 25, 2025, 12:00 AM

Northern Lights could illuminate 14 states this weekend

Highlights
  • NOAA predicts a geomagnetic storm could allow for visibility of the Northern Lights in 14 U.S. states on July 26-27.
  • Previous sightings have been reported in northern U.S. states, attributed to heightened solar activity.
  • The upcoming storm presents a unique chance for broader visibility of auroras in areas typically not favored.
Story

The Northern Lights, or aurora borealis, can be visible in several U.S. states due to an impending geomagnetic storm. This event is forecasted by the National Oceanic and Atmospheric Administration (NOAA) for the weekend of July 26-27. The storm, which has been measured on a scale of G1 to G2, is anticipated as a result of a coronal mass ejection (CME) from the sun that occurred on July 23. Space weather experts at NOAA have indicated the likelihood of a G1 minor storm with the possibility of isolated G2 periods due to interactions between the ejected particles and Earth's atmosphere. The heightened solar activity has contributed to auroras being visible further south than usual, with sightings already reported in northern U.S. states like Idaho, New Hampshire, Michigan, and Massachusetts prior to the event. Sky-watchers are encouraged to seek out locations with minimal light pollution for the best chances of witnessing this natural display. The aurora phenomenon has emerged as a captivating spectacle, drawing attention from both casual observers and experienced sky-watchers alike. The auroras result from charged solar particles colliding with atoms in Earth's atmosphere, transferring energy and releasing light. This active phase of solar activity is associated with the solar maximum, characterized as a peak in the 11-year solar cycle. As NOAA notes, geomagnetic storms are more common during these times, leading to stronger and more widespread aurora sightings. Observers can expect that the next several years following the solar maximum may yield numerous opportunities for aurora viewing across much of the northern U.S. and parts of Canada. Astronomers and meteorologists alike have followed this solar cycle closely, noting that solar activity has reached a zenith not seen in over two decades. The conditions for auroras enhance significantly during these peaks, making northern regions prime locations for viewing the lights. However, with the potential for visibility as far south as the 14 states mentioned, this coming event captures not just the interest of those familiar with meteorological phenomena but also casual onlookers. The aurora borealis' reach can vary widely depending on solar activity and geomagnetic conditions. As anticipation builds ahead of the weekend, NOAA's continuous monitoring will provide updated forecasts regarding the storm's intensity and the extent of visibility for the Northern Lights. Sky-watchers are advised to check NOAA's aurora viewline for specific regions in which the auroras might be visible. This information can serve to optimize the chances of experiencing the stunning colors dancing across the night sky. While areas closer to the poles typically enjoy more reliable views, this weekend's predicted geomagnetic storm offers a unique opportunity for residents across a broader swath of the U.S. to witness this mesmerizing natural phenomenon.

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