From the University of Exeter and the depart of ‘climate not mentioned’ comes this bit that fits in with what most operational meteorologists already know: the circumpolar vortex is a strong influence on weather events. Regional weather extremes linked to atmospheric variations New study shows drought, heat waves and cold spells linked to air flow…
OSTP rules Holdren’s video released by the White House was “personal opinion” and therefore not subject to Data Quality Act. Guest essay by Sam Kazman Back in January, in the midst of one incredibly cold winter, John Holdren, Director of the White House Office of Science and Technology Policy, posted a short video on the…
Image Credits: Soft Pixel – clker.com – Cagel.com By WUWT Regular “Just The Facts” For anyone who was witness to the absurdity of the recent warming makes it cold meme, it should come as no surprise that even ardent Catastrophic Anthropogenic Global Warming believers are trying to distance themselves from the meme before it causes…
By WUWT Regular “Just The Facts” As discussed last week, the Northern Stratospheric Polar Vortex appears to have been displaced in January and now it appears to be splitting into two discrete lobes, i.e. see the image above with two areas of blue / cold air descending within the funnels/lobes of the Polar Vortex at…
By WUWT Regular “Just The Facts” If you aren’t familiar with Stratospheric Polar Vortexes, you can get acquainted here, here and here. “A strong link exists between stratospheric variability and anomalous weather patterns at the earth’s surface. Specifically, during extreme variability of the Arctic polar vortex termed a “weak vortex event,” anomalies can descend from…
Note: the image below is an animation, on some browsers you may have to click on it to get it to animate. Above: Image from Unisys showing the circumpolar vortex during the last big outbreak and decay in the CONUS. Animation by Anthony h/t to Scott Sabol Fox 8 for the source. Guest essay by…