...the model forecasts cold weather through February for the United States from the Rockies to the East Coast, Cohen said...last week at the annual meeting of the American Geophysical Union.More...
...cold-hardy Alaskans are complaining about the unusually bitter weather so far, counter to the model's prediction. An omega block, a center of atmospheric pressure sitting over the Bering Sea, is keeping the state at below-freezing temperatures. According to the National Weather Service, November 2012 was the sixth-coldest November for Fairbanks on record.
"When the Arctic Oscillation is negative, as it is now, Alaska is supposed to be warm, but it's not... The North Pacific seems to be doing something separate from what would normally happen," said Cohen.
Cohen/s AGU conference presentation abstract here.