The November AMO index goes negative, first time since 1996

Joe D’Aleo 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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