UPDATE on the explosive cyclogenesis and very deep cyclone in the north Atlantic today, Feb 20th – Severe Weather Europe

As expected, the impressive cyclone we discussed yesterday has gone through an incredibly rapid intensification and deepened below 940 mbar this morning. A very deep cyclone (a “weather bomb”) is moving across the north Atlantic and is expected to pass just west of Iceland tomorrow before it hits south Greenland overnight to Friday. Mean sea level pressure analysis reveals the central pressure had already fallen below 940 mbar by this morning, into 938-939 mbar range. Notice the incredibly steep pressure gradient through the NW and SW quadrants of the system – this is undoubtedly producing some violent winds, in excess of 150 km/h! Attached are a couple of impressive IR/WV satellite images of the cyclone, displaying textbook structure of the […]

Source: UPDATE on the explosive cyclogenesis and very deep cyclone in the north Atlantic today, Feb 20th – Severe Weather Europe

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Cientistas detectaram um enorme buraco crescendo abaixo de geleira na Antártica

Pesquisadores descobriram uma espantosa cavidade de 300 metros crescendo sob a geleira Thwaites. Ela representa grande parte das estimadas 252 bilhões de toneladas de gelo que a Antártica perde a cada ano

Source: Cientistas detectaram um enorme buraco crescendo abaixo de geleira na Antártica

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How frigid polar vortex blasts are connected to global warming

Life-threatening cold temperatures in the central US are caused by changes in wind circulation in the Arctic that bring cold air south. Climate change could make these events more frequent.

Source: How frigid polar vortex blasts are connected to global warming

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Under the surface of Russia’s Arctic super-region is a looming disaster | The Independent Barents Observer

Regional authorities in the Yamal Nenets region are aware of the potential devastating consequences of climate change, but say necessary measures are taken.

Source: Under the surface of Russia’s Arctic super-region is a looming disaster | The Independent Barents Observer

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Australia heatwave: 15 of the world’s hottest temperatures were in Australia on Tuesday

Australia was home to all 15 of the world’s hottest temperatures on Tuesday, a feat it may well repeat on Wednesday and beyond as a huge swath of the nation bakes.

Source: Australia heatwave: 15 of the world’s hottest temperatures were in Australia on Tuesday

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Australia suffers extreme heat wave up to 14 C above average – CNN

Australians are suffering a brutal post-Christmas heatwave, with temperatures in most parts of the country’s southeast up to 14 degrees Celsius (24 degrees Fahrenheit) higher than the average for this time of year.

Source: Australia suffers extreme heat wave up to 14 C above average – CNN

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TEMPESTADE EM SYDNEY

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NSW Hail Storm: The worst hail storm in 20 years lashed Sydney last night.

www.7plus.com.au/news

#SydneyStorm #7News

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