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17 October 2012

Could A Record Warm NW Atlantic Bring A Cold Winter For the Northeast??

Sea temperature anomalies ctsy. NOAA.

Notice how incredibly warm the Northwest Atlantic ocean is now. The warmth stretches well northward to Greenland, and out into the North Atlantic as well. Now look at the 500 millibar height anomalies for September. (The 500 millibar pressure level is about 6 km above the surface and a warmer atmosphere pushes this level higher) The height anomalies are directly related to the warmth of the atmosphere. Notice here how the warm oceans are producing …

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