The Northern Lights were visible in Fredericton on May 11, 2024. The Canadian Press
Stargazers might be in for a treat as the northern lights, also known as the aurora borealis, are expected to be visible across Canada and parts of the United States in the coming days. According to the U.S. National Oceanic and Atmospheric Administration (NOAA), this dazzling light show could light up the skies from Monday night through Wednesday.
The northern lights are a beautiful natural phenomenon caused by the interaction of the Earth's magnetic field with particles from the sun. These particles create a stunning display of greenish lights in the sky, which can be seen best away from city lights. The NOAA has issued a G3 geomagnetic storm watch, indicating a strong chance for northern lights, as they are expecting significant solar activity over the next few days.
The northern lights will likely be visible across most of Canada and many northern states in the U.S., including areas in the lower Midwest and as far west as Oregon. However, the chances of seeing the auroras may be lower near the U.S.-Canada border as we move into Tuesday.
This surge in auroral activity is due to recent eruptions of solar material known as coronal mass ejections (CMEs). These CMEs, which occurred over the weekend, can lead to geomagnetic storms when they hit Earth. The NOAA's geomagnetic storm scale ranges from G1 (minor) to G5 (extreme), with G3 being the third highest level. The higher the storm level, the more vivid and widespread the northern lights are likely to be.
On Monday, the storm is expected to be at a minor or G1 level, but the intensity is predicted to increase on Tuesday with more CMEs arriving, potentially reaching G2 or G3 levels. This could result in an even greater display of the northern lights. If the solar activity continues, the spectacular light show may be visible later in the week as well.
For those hoping to catch a glimpse of this celestial display, it’s best to find a dark spot away from city lights, as urban glare can diminish the visibility of the auroras. The best times to view the northern lights are generally after sunset or just before sunrise when the sky is darkest.
This week offers a promising opportunity to witness the northern lights across Canada and parts of the U.S., with heightened solar activity making the light show especially visible. The NOAA’s geomagnetic storm watch indicates strong auroral displays are likely, with the best viewing conditions found away from city lights.
