Mark Vogan
From October to early December, cold has favoured Eurasia while it left North America out. From particularly November, a steep temperature gradient over Asia led to a stronger than normal Pacific jet and this in turn deepened the Aleutian trough which drove warm oceanic air across North America. However, a shift in the 50mb stratospheric temperature profile over the last 10 […]
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Oh how the tide has turned… Alaska witnessed their first -50 yesterday morning while a deep low crossed the N Plains bringing blizzard conditions but also opening the door to the coldest air mass of the season. -37 recorded at Bondurant, Wyoming this morning made for the Lower 48’s coldest reading. Here are some impressive pictures and […]
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Atlantic Low/Europe High Imports Sub-Tropical Air In Over UK, Aviemore 21C Warmer Than 24 Hours Ago!
While the bulk of Europe wakens to another cold, frosty start to Tuesday, the UK has woken to spring-like warmth! It’s currently -30C in Vesljana, Russia while Eglinton, Northern Ireland is at 16C! As sub-tropical air lifts north, so arctic air comes down on the other side! What a difference 24 hours makes here in Scotland […]
By Jon Erdman Published Dec 6 2016 08:34 AM EST weather.com Story Highlights Temperatures have dipped between -40 and -50 degrees in some parts of Alaska since this weekend. This cold snap will linger much of the week, if not longer. This follows what has been a record warm year-to-date for many Alaska locations. If […]
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Every winter really since 2010 we’ve gone and continue to go through an emotional rollercoaster in the hope of winter here in the UK. Up until now, the polar vortex has been weak and fluid with PV splits positioning favourably for Arctic air delivery into Europe and even the UK. This has in turn slowed the mean trans Atlantic westerly flow between […]



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