noctilucent cloud, Tag

While greenhouse gases are warming Earth’s surface, they’re also causing rapid cooling far above us, at the edge of space. In fact, the upper atmosphere about 90km above Antarctica is cooling at a rate ten times faster...

On June 21st, something rare and magical happened in London. The skies of the great city filled with noctilucent clouds (NLCs). Phil Halper noticed the display, grabbed a camera, and raced from one landmark to another, hurriedly...

Reposted from The Cliff Mass Weather Blog Saturday, June 20, 2020 Amazing Noctilucent Clouds One of the most extraordinary and beautiful sights this time of year are the delicate noctilucent clouds that can appear after sunset...

From Dr Roy Spencer’s Blog May 31st, 2020 by Roy W. Spencer, Ph. D. Noctilucent clouds (NLCs) are often visible in the extreme upper atmosphere (80-85 km altitude) well after sunset in the late spring and summer at...

Reposted from Dr. Roy Spencer’s Blog January 1st, 2020 by Roy W. Spencer, Ph. D. Polar Stratospheric Cloud display (smartphone photo posted by Reddit user Breuuan on Dec. 31, 2019.) Increasing carbon dioxide in the atmosphere...

Reposted from Dr. Roy Spencer’s Blog I have personally cussed out Dr. Spencer for adding an item to my bucket list which had been almost complete.~ctm June 11th, 2019 by Roy W. Spencer, Ph. D. Over the next few weeks, mid-latitude...

From AIM. High up in the sky near the poles some 50 miles above the ground, silvery blue clouds sometimes appear, shining brightly in the night. First noticed in 1885, these clouds are known as noctilucent, or “night...