The current la Nina which has produced record snow and cold in some areas may be around for some time.
Joseph D’Aleo, CCM has looked at the subservice water temperatures and concluded that only the suface in the south eastern Pacific is warming. The water at 50-100 meters below the surface is 4 C colder than normal. As this water begins upwelling from a return of the easterly winds the surface will cool to below normal again.
The article has some interesting charts.
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