Diagnosing the Snow Deficit of December

The Arctic Oscillation, La Niña, and North Atlantic Oscillation combine to steer winter's cold, snowy weather away from the United States.

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Images by Hunter Allen (NOAA) and Robert Simmon (NASA), based on data from the NOAA Advanced Hydrologic Prediction Service (map) and National Weather Service Climate Prediction Center (graphs). Caption by Mike Carlowicz.

Published February 8, 2012
Data acquired December 1 - 31, 2011

Source:

In situ Measurement