Mean
monthly 500mb Height and Surface Temp Anomalies for
Phases 1-8: 1974-June 2014
Filtered out by all amplitudes in a phase and dates with the phase and
amplitude greater than 1.
**Updated to Include El Nino
Composites for Dec-February** 12/4/14 December (All
Decembers since 1974, with monthly ENSO region 3.4 of 0.5 or greater):