Archive for December 8th, 2012

500mb Geopotential Heights Favour Cold For US & UK

500mb Geopotential Heights Favour Cold For US & UK

There is a war going on with the models with wild swings for particularly the UK from extreme cold to mild conditions late next week. The reason for the wild swings is clear, the NAO/AO index is rapidly changing and heading into the tank. Remember that the NAO is currently positive and there is excellent agreement that it will […]

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