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Tuesday night promises the brightest show of the week<\/strong><\/p>\n NEW YORK, Tuesday, July 2, 2025, 9:00 AM (ET)<\/strong> \u2013 This week\u2019s sky over parts of the United States<\/strong> is about to light up not only with Fourth of July fireworks<\/strong>, but also with an extraordinary celestial display<\/strong>. A new wave of solar activity<\/strong> is set to trigger the aurora borealis<\/strong>, visible across 16 U.S. states<\/strong> over the next two nights<\/strong>, with Tuesday night into early Wednesday<\/strong> offering the best chance<\/strong> to witness the phenomenon.<\/p>\n According to the Space Weather Prediction Center<\/strong>, a Kp 5 magnetic storm<\/strong> will hit the Earth\u2019s magnetic field<\/strong> starting late Monday night<\/strong>, continuing into Tuesday morning<\/strong>. A Kp 5 index<\/strong> corresponds to a moderate geomagnetic storm<\/strong>, which can bring the northern lights<\/strong> further south than usual. The best viewing conditions<\/strong> are expected overnight Tuesday<\/strong>, when the aurora is forecast to intensify and spread.<\/p>\n By Wednesday night<\/strong>, the geomagnetic activity<\/strong> will begin to weaken slightly<\/strong>, dropping to a Kp 4<\/strong>. This still represents a mild disturbance<\/strong>, and while the aurora may retreat northward<\/strong>, it will still be visible across parts of the northern U.S.<\/strong>, especially close to the Canadian border<\/strong>.<\/p>\n The northern lights<\/strong> are forecast to be visible across a wide stretch of the northern United States<\/strong>, including Alaska<\/strong>, Washington state<\/strong>, Idaho<\/strong>, Montana<\/strong>, Wyoming<\/strong>, North Dakota<\/strong>, South Dakota<\/strong>, Minnesota<\/strong>, Iowa<\/strong>, Wisconsin<\/strong>, Michigan<\/strong>, and the northernmost regions<\/strong> of New York<\/strong>, Vermont<\/strong>, New Hampshire<\/strong>, and most of Maine<\/strong>. A sliver of northeastern Oregon<\/strong> may also get a glimpse, bringing the total to 16 states<\/strong>.<\/p>\n Alaska<\/strong> stands out with the clearest and widest visibility<\/strong>, as the entire state<\/strong> will be under auroral influence. Canada<\/strong>, particularly across the southern provinces<\/strong>, will also experience vibrant activity<\/strong>.<\/p>\n While this event is not expected to match the unprecedented displays of May 2024<\/strong>, it could still deliver spectacular views<\/strong> depending on local weather<\/strong> and light pollution levels<\/strong>. Clear skies<\/strong>, low humidity<\/strong>, and rural areas<\/strong> offer the best visibility<\/strong>. If clouds develop overnight<\/strong>, especially in regions like Minnesota<\/strong>, Wisconsin<\/strong>, or upstate New York<\/strong>, viewing could be compromised.<\/p>\n Space weather, much like Earth weather, is notoriously difficult to predict<\/strong> with precision. The strength and spread<\/strong> of the aurora may shift unexpectedly<\/strong>, meaning those in borderline visibility zones<\/strong> could still catch a faint glow\u2014or miss it altogether.<\/p>\n To maximize your chances, look toward the northern horizon<\/strong> and avoid urban areas<\/strong> where city lights<\/strong> can wash out the glow. Even small rural communities<\/strong> can offer substantially better viewing conditions<\/strong>.<\/p>\n Tuesday night’s conditions are the most favorable<\/strong>, with the storm peaking after sunset<\/strong> and continuing into the early morning hours of Wednesday<\/strong>, when temperatures across much of the Upper Midwest and Northeast<\/strong> are expected to hover in the 60s\u00b0F (15\u201318\u00b0C)<\/strong>.<\/p>\n Stay alert to late updates<\/strong> from the NOAA Space Weather Prediction Center<\/strong>, especially if you’re located in Northern Illinois<\/strong>, Indiana<\/strong>, or Ohio<\/strong>, where the southern edge<\/strong> of visibility could shift depending on real-time geomagnetic conditions<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":" Tuesday night promises the brightest show of the week NEW YORK, Tuesday, July 2, 2025, 9:00 AM (ET) \u2013 This week\u2019s sky over parts of the United States is about to light up not only with Fourth of July fireworks, but also with an extraordinary celestial display. A new wave of solar activity is set […]<\/p>\n","protected":false},"author":2,"featured_media":5205,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5204","post","type-post","status-publish","format-standard","has-post-thumbnail","category-news"],"yoast_head":"\n<\/h3>\n
Where the aurora borealis may appear Tuesday and Wednesday<\/strong><\/h3>\n
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Conditions and visibility across the U.S.<\/strong><\/h3>\n
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Looking north: the key to seeing the northern lights<\/strong><\/h3>\n