The November AMO index goes negative, first time since 1996

Russ Steele

At Watts Up With That,  Anthony Watts has a report from Joe D’Aleo who reports via email that the Atlantic Multidecadal Oscillation AMO Index has gone negative for this past month, see the graph below:

Source:http://www.esrl.noaa.gov/psd/data/correlation/amon.us.data

This is the first time the November value has been negative since about 1996. It appears the down cycle has started. This portends a cooler period, especially winters.

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