Skip to main content

File: Fig5B_PDOseries.png

Line graph of the running seasonal (3-month) average of the PDO from 1950 to 2015

Image caption

Sea surface temperature pattern showing the warm phase of the Pacific Decadal Oscillation (top). The status of the PDO between 1950 and this year, shown at bottom, indicates a predominantly positive phase from about 1978 to 1998 and negative phase since 1999.   Image Credit: Climate Impacts Group, University of Washington.